Merge branch 'develop' into release-0.9.3

46 files changed, 4646 insertions, 4714 deletions

diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/ConnectionManager.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/ConnectionManager.java
index e67dd820..a664c885 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/ConnectionManager.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/ConnectionManager.java
@@ -1,31 +1,29 @@
 package se.leap.bitmaskclient.test;
 
-import android.content.Context;
-import android.net.ConnectivityManager;
-import android.net.wifi.WifiManager;
-import android.util.Log;
-import java.lang.reflect.Field;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
+import android.content.*;
+import android.net.*;
+import android.net.wifi.*;
+
+import java.lang.reflect.*;
 
 public class ConnectionManager {
     static void setMobileDataEnabled(boolean enabled, Context context) {
-	final ConnectivityManager conman = (ConnectivityManager)  context.getSystemService(Context.CONNECTIVITY_SERVICE);
-	Method[] methods = conman.getClass().getMethods();
-	for (Method method : methods) {
-	    if (method.getName().equals("setMobileDataEnabled")) {
-		method.setAccessible(true);
-		try {
-		    method.invoke(conman, enabled);
-		} catch (InvocationTargetException | IllegalAccessException e) {
-		    e.printStackTrace();
-		}
+        final ConnectivityManager conman = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
+        Method[] methods = conman.getClass().getMethods();
+        for (Method method : methods) {
+            if (method.getName().equals("setMobileDataEnabled")) {
+                method.setAccessible(true);
+                try {
+                    method.invoke(conman, enabled);
+                } catch (InvocationTargetException | IllegalAccessException e) {
+                    e.printStackTrace();
+                }
+            }
         }
-	}
     }
 
     static void setWifiEnabled(boolean enabled, Context context) {
-	WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE); 
-	wifiManager.setWifiEnabled(enabled);
+        WifiManager wifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
+        wifiManager.setWifiEnabled(enabled);
     }
 }
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/FromAssets.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/FromAssets.java
index 4f771922..6a4c1ee2 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/FromAssets.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/FromAssets.java
@@ -1,11 +1,10 @@
 package se.leap.bitmaskclient.test;
 
-import android.content.Context;
+import android.content.*;
 
-import org.json.JSONException;
+import org.json.*;
 
-import java.io.IOException;
-import java.io.InputStream;
+import java.io.*;
 
 public class FromAssets {
 
@@ -14,11 +13,12 @@ public class FromAssets {
     public FromAssets(Context context) {
         this.context = context;
     }
+
     public String toString(String filename) throws IOException, JSONException {
         String result = "";
         InputStream is = context.getAssets().open(filename);
         byte[] bytes = new byte[is.available()];
-        if(is.read(bytes) > 0) {
+        if (is.read(bytes) > 0) {
             result = new String(bytes);
         }
         return result;
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testConfigurationWizard.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testConfigurationWizard.java
index 755f83a7..7a19409b 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testConfigurationWizard.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testConfigurationWizard.java
@@ -2,41 +2,44 @@ package se.leap.bitmaskclient.test;
 
 import android.test.*;
 import android.widget.*;
+
 import com.robotium.solo.*;
+
 import java.io.*;
+
 import se.leap.bitmaskclient.*;
 
 public class testConfigurationWizard extends ActivityInstrumentationTestCase2<ConfigurationWizard> {
 
-	private Solo solo;
-	private static int added_providers;
-	
-	public testConfigurationWizard() {
-		super(ConfigurationWizard.class);
-	}
+    private Solo solo;
+    private static int added_providers;
+
+    public testConfigurationWizard() {
+        super(ConfigurationWizard.class);
+    }
 
     public testConfigurationWizard(Solo solo) {
         super(ConfigurationWizard.class);
         this.solo = solo;
     }
 
-	@Override
-	protected void setUp() throws Exception {
-		super.setUp();
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
         solo = new Solo(getInstrumentation(), getActivity());
-		ConnectionManager.setMobileDataEnabled(true, solo.getCurrentActivity().getApplicationContext());
-	}
+        ConnectionManager.setMobileDataEnabled(true, solo.getCurrentActivity().getApplicationContext());
+    }
 
-	@Override
-	protected void tearDown() throws Exception { 
-		solo.finishOpenedActivities();
-	}
-	
-	public void testListProviders() {
-		assertEquals(solo.getCurrentViews(ListView.class).size(), 1);
+    @Override
+    protected void tearDown() throws Exception {
+        solo.finishOpenedActivities();
+    }
 
-		assertEquals("Number of available providers differ", predefinedProviders() + added_providers, shownProviders());
-	}
+    public void testListProviders() {
+        assertEquals(solo.getCurrentViews(ListView.class).size(), 1);
+
+        assertEquals("Number of available providers differ", predefinedProviders() + added_providers, shownProviders());
+    }
 
     private int shownProviders() {
         return solo.getCurrentViews(ListView.class).get(0).getCount();
@@ -53,10 +56,10 @@ public class testConfigurationWizard extends ActivityInstrumentationTestCase2<Co
 
         return predefined_providers;
     }
-	
-	public void testSelectProvider() {
+
+    public void testSelectProvider() {
         selectProvider("demo.bitmask.net");
-	}
+    }
 
     private void selectProvider(String provider) {
         solo.clickOnText(provider);
@@ -70,12 +73,12 @@ public class testConfigurationWizard extends ActivityInstrumentationTestCase2<Co
 
     public void testAddNewProvider() {
         addProvider("calyx.net");
-	}
+    }
 
     private void addProvider(String url) {
         boolean is_new_provider = !solo.searchText(url);
-        if(is_new_provider)
-            added_providers = added_providers+1;
+        if (is_new_provider)
+            added_providers = added_providers + 1;
         solo.clickOnActionBarItem(R.id.new_provider);
         solo.enterText(0, url);
         solo.clickOnCheckBox(0);
@@ -83,10 +86,10 @@ public class testConfigurationWizard extends ActivityInstrumentationTestCase2<Co
         waitForProviderDetails();
         solo.goBack();
     }
-	
-	public void testShowAbout() {
-		showAbout();
-	}
+
+    public void testShowAbout() {
+        showAbout();
+    }
 
     private void showAbout() {
         String text = solo.getString(R.string.about);
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testDashboardIntegration.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testDashboardIntegration.java
index 91b93d42..ee1917e2 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testDashboardIntegration.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testDashboardIntegration.java
@@ -1,55 +1,56 @@
 package se.leap.bitmaskclient.test;
 
-import android.content.Context;
+import android.content.*;
 import android.test.*;
+
 import com.robotium.solo.*;
 
-import java.io.IOException;
+import java.io.*;
 
 import de.blinkt.openvpn.activities.*;
 import se.leap.bitmaskclient.*;
 
 public class testDashboardIntegration extends ActivityInstrumentationTestCase2<Dashboard> {
 
-	private Solo solo;
+    private Solo solo;
     private Context context;
 
-	public testDashboardIntegration() {
-		super(Dashboard.class);
-	}
+    public testDashboardIntegration() {
+        super(Dashboard.class);
+    }
 
-	@Override
-	protected void setUp() throws Exception {
-		super.setUp();
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
         context = getInstrumentation().getContext();
-		solo = new Solo(getInstrumentation(), getActivity());
-		ConnectionManager.setMobileDataEnabled(true, context);
+        solo = new Solo(getInstrumentation(), getActivity());
+        ConnectionManager.setMobileDataEnabled(true, context);
         solo.unlockScreen();
-        if(solo.searchText(solo.getString(R.string.configuration_wizard_title)))
+        if (solo.searchText(solo.getString(R.string.configuration_wizard_title)))
             new testConfigurationWizard(solo).toDashboard("demo.bitmask.net");
-	}
-
-	@Override
-	protected void tearDown() throws Exception { 
-		solo.finishOpenedActivities();
-	}
-	
-	/**
-	 * This test will fail if Android does not trust VPN connection.
-	 * I cannot automate that dialog.
-	 */
-	public void testOnOffOpenVpn() {
-	    solo.clickOnView(solo.getView(R.id.eipSwitch));
-	    turningEipOn();
-	    
-	    solo.clickOnView(solo.getView(R.id.eipSwitch));
-	    turningEipOff();
-	    
-	    solo.clickOnView(solo.getView(R.id.eipSwitch));
-	    turningEipOn();
-	    
-	    solo.clickOnView(solo.getView(R.id.eipSwitch));
-	    turningEipOff();
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        solo.finishOpenedActivities();
+    }
+
+    /**
+     * This test will fail if Android does not trust VPN connection.
+     * I cannot automate that dialog.
+     */
+    public void testOnOffOpenVpn() {
+        solo.clickOnView(solo.getView(R.id.eipSwitch));
+        turningEipOn();
+
+        solo.clickOnView(solo.getView(R.id.eipSwitch));
+        turningEipOff();
+
+        solo.clickOnView(solo.getView(R.id.eipSwitch));
+        turningEipOn();
+
+        solo.clickOnView(solo.getView(R.id.eipSwitch));
+        turningEipOff();
 
         /*solo.clickOnView(solo.getView(R.id.eipSwitch));
         turningEipOn();
@@ -57,14 +58,14 @@ public class testDashboardIntegration extends ActivityInstrumentationTestCase2<D
 	    turnNetworkOff();
         restartAdbServer(); // This doesn't work
         */
-	    
-	}
+
+    }
 
     private void turningEipOn() {
         assertAuthenticating();
         int max_seconds_until_connected = 30;
         assertConnected(max_seconds_until_connected);
-        solo.sleep(2*1000);
+        solo.sleep(2 * 1000);
     }
 
     private void assertAuthenticating() {
@@ -78,41 +79,41 @@ public class testDashboardIntegration extends ActivityInstrumentationTestCase2<D
     }
 
     private void turningEipOff() {
-	sayOkToDisconnect();
+        sayOkToDisconnect();
         assertDisconnected();
-	solo.sleep(2*1000);
+        solo.sleep(2 * 1000);
     }
 
     private void sayOkToDisconnect() {
-	assertTrue(solo.waitForActivity(DisconnectVPN.class));
+        assertTrue(solo.waitForActivity(DisconnectVPN.class));
         String yes = solo.getString(android.R.string.yes);
-	solo.clickOnText(yes);
+        solo.clickOnText(yes);
     }
 
     private void assertDisconnected() {
         String message = solo.getString(R.string.eip_state_not_connected);
         assertTrue(solo.waitForText(message));
     }
-    
+
     private void turnNetworkOff() {
-	ConnectionManager.setMobileDataEnabled(false, context);
-	if(!solo.waitForText(getActivity().getString(R.string.eip_state_not_connected), 1, 15*1000))
-	    fail();
+        ConnectionManager.setMobileDataEnabled(false, context);
+        if (!solo.waitForText(getActivity().getString(R.string.eip_state_not_connected), 1, 15 * 1000))
+            fail();
     }
 
     private void restartAdbServer() {
         runAdbCommand("kill-server");
         runAdbCommand("start-server");
     }
-    
+
     public void testLogInAndOut() {
-		long milliseconds_to_log_in = 40 * 1000;
+        long milliseconds_to_log_in = 40 * 1000;
         logIn("parmegvtest1", " S_Zw3'-");
-		solo.waitForDialogToClose(milliseconds_to_log_in);
+        solo.waitForDialogToClose(milliseconds_to_log_in);
         assertSuccessfulLogin();
 
         logOut();
-	}
+    }
 
     private void logIn(String username, String password) {
         solo.clickOnActionBarItem(R.id.login_button);
@@ -134,10 +135,10 @@ public class testDashboardIntegration extends ActivityInstrumentationTestCase2<D
 
     public void testShowAbout() {
         showAbout();
-		solo.goBack();
-		showAbout();
-		solo.goBack();
-	}
+        solo.goBack();
+        showAbout();
+        solo.goBack();
+    }
 
     private void showAbout() {
         String menu_item = solo.getString(R.string.about);
@@ -148,10 +149,10 @@ public class testDashboardIntegration extends ActivityInstrumentationTestCase2<D
     }
 
     public void testSwitchProvider() {
-  	        solo.clickOnMenuItem(solo.getString(R.string.switch_provider_menu_option));
-		solo.waitForActivity(ConfigurationWizard.class);
-		solo.goBack();
-	}
+        solo.clickOnMenuItem(solo.getString(R.string.switch_provider_menu_option));
+        solo.waitForActivity(ConfigurationWizard.class);
+        solo.goBack();
+    }
 
     /*public void testReboot() {
         runAdbCommand("shell am broadcast -a android.intent.action.BOOT_COMPLETED");
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testEIP.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testEIP.java
index d9235085..b504af99 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testEIP.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testEIP.java
@@ -16,15 +16,13 @@
  */
 package se.leap.bitmaskclient.test;
 
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.test.ServiceTestCase;
-import android.test.suitebuilder.annotation.MediumTest;
 
-import se.leap.bitmaskclient.Dashboard;
-import se.leap.bitmaskclient.eip.Constants;
-import se.leap.bitmaskclient.eip.EIP;
+import android.content.*;
+import android.test.*;
+import android.test.suitebuilder.annotation.*;
+
+import se.leap.bitmaskclient.*;
+import se.leap.bitmaskclient.eip.*;
 
 /**
  * @author parmegv
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testGatewaysManager.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testGatewaysManager.java
index c4303251..086c060f 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testGatewaysManager.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testGatewaysManager.java
@@ -16,20 +16,15 @@
  */
 package se.leap.bitmaskclient.test;
 
-import android.app.Activity;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.test.InstrumentationTestCase;
-import android.test.suitebuilder.annotation.MediumTest;
-import android.test.suitebuilder.annotation.SmallTest;
+import android.app.*;
+import android.content.*;
+import android.test.*;
+import android.test.suitebuilder.annotation.*;
 
-import junit.framework.Test;
+import org.json.*;
 
-import org.json.JSONObject;
-
-import se.leap.bitmaskclient.Dashboard;
-import se.leap.bitmaskclient.eip.Gateway;
-import se.leap.bitmaskclient.eip.GatewaysManager;
+import se.leap.bitmaskclient.*;
+import se.leap.bitmaskclient.eip.*;
 
 /**
  * @author parmegv
@@ -83,7 +78,7 @@ public class testGatewaysManager extends InstrumentationTestCase {
         assertEquals("[]", gateways_manager.toString());
 
         gateways_manager.addFromString(gateway.toString());
-        assertEquals("["+gateway.toString()+"]", gateways_manager.toString());
+        assertEquals("[" + gateway.toString() + "]", gateways_manager.toString());
     }
 
     @SmallTest
@@ -94,7 +89,7 @@ public class testGatewaysManager extends InstrumentationTestCase {
         gateways_manager.addFromString(gateway.toString());
         assertFalse(gateways_manager.isEmpty());
     }
-    
+
     private void mockGatewaysManager() {
         context = getInstrumentation().getContext();
         preferences = context.getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE);
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testLeapSRPSession.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testLeapSRPSession.java
index d7f4bfb3..149c2c7f 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testLeapSRPSession.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testLeapSRPSession.java
@@ -1,632 +1,629 @@
 package se.leap.bitmaskclient.test;
 
-import java.io.UnsupportedEncodingException;
-import java.math.BigInteger;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.security.SecureRandom;
-import java.util.Arrays;
+import java.io.*;
+import java.math.*;
+import java.security.*;
+import java.util.*;
 
-import org.jboss.security.srp.SRPParameters;
+import android.test.suitebuilder.annotation.*;
 
-import android.test.suitebuilder.annotation.SmallTest;
+import se.leap.bitmaskclient.*;
 
-import se.leap.bitmaskclient.ConfigHelper;
-import se.leap.bitmaskclient.LeapSRPSession;
-
-import junit.framework.TestCase;
+import junit.framework.*;
 
 public class testLeapSRPSession extends TestCase {
 
     public testLeapSRPSession(String name) {
-	super(name);
+        super(name);
     }
 
     protected void setUp() throws Exception {
-	super.setUp();
+        super.setUp();
     }
 
     protected void tearDown() throws Exception {
-	super.tearDown();
+        super.tearDown();
     }
 
     public void testExponential() {
-	byte[] expected_A;
-	byte[] a_byte;
-	LeapSRPSession client;
-		
+        byte[] expected_A;
+        byte[] a_byte;
+        LeapSRPSession client;
+
 	/* Test 1: abytes = 4 */
-	expected_A = new BigInteger("44eba0239ddfcc5a488d208df32a89eb00e93e6576b22ba2e4410085a413cf64e9c2f08ebc36a788a0761391150ad4a0507ca43f9ca659e2734f0457a85358c0bb39fa87183c9d3f9f8a3b148dab6303a4e796294f3e956472ba0e2ea5697382acd93c8b8f1b3a7a9d8517eebffd6301bfc8de7f7b701f0878a71faae1e25ad4", 16).toByteArray();
-	String username = "username",
-	    password = "password",
-	    salt = "64c3289d04a6ecad",
-	    a = "3565fdc2";
-	a_byte = new BigInteger(a, 16).toByteArray();
-	client = new LeapSRPSession(username, password, a_byte);
-		
-	byte[] A = client.exponential();
-		
-	assertTrue(Arrays.equals(A, expected_A));
+        expected_A = new BigInteger("44eba0239ddfcc5a488d208df32a89eb00e93e6576b22ba2e4410085a413cf64e9c2f08ebc36a788a0761391150ad4a0507ca43f9ca659e2734f0457a85358c0bb39fa87183c9d3f9f8a3b148dab6303a4e796294f3e956472ba0e2ea5697382acd93c8b8f1b3a7a9d8517eebffd6301bfc8de7f7b701f0878a71faae1e25ad4", 16).toByteArray();
+        String username = "username",
+                password = "password",
+                salt = "64c3289d04a6ecad",
+                a = "3565fdc2";
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        byte[] A = client.exponential();
+
+        assertTrue(Arrays.equals(A, expected_A));
 		
 	/* Test 1: abytes = 5 */
-	a = "67c152a3";
-	expected_A = new BigInteger("11acfacc08178d48f95c0e69adb11f6d144dd0980ee6e44b391347592e3bd5e9cb841d243b3d9ac2adb25b367a2558e8829b22dcef96c0934378412383ccf95141c3cb5f17ada20f53a0225f56a07f2b0c0469ed6bbad3646f7b71bdd4bedf5cc6fac244b26d3195d8f55877ff94a925b0c0c8f7273eca733c0355b38360442e", 16).toByteArray();
+        a = "67c152a3";
+        expected_A = new BigInteger("11acfacc08178d48f95c0e69adb11f6d144dd0980ee6e44b391347592e3bd5e9cb841d243b3d9ac2adb25b367a2558e8829b22dcef96c0934378412383ccf95141c3cb5f17ada20f53a0225f56a07f2b0c0469ed6bbad3646f7b71bdd4bedf5cc6fac244b26d3195d8f55877ff94a925b0c0c8f7273eca733c0355b38360442e", 16).toByteArray();
 
-	a_byte = new BigInteger(a, 16).toByteArray();
-	client = new LeapSRPSession(username, password, a_byte);
-		
-	A = client.exponential();
-		
-	assertTrue(Arrays.equals(A, expected_A));
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        A = client.exponential();
+
+        assertTrue(Arrays.equals(A, expected_A));
     }
 
     public void testResponse() throws NoSuchAlgorithmException {
 	/* Test 1: with intermediate checks */
-	byte[] expected_A = trim(new BigInteger("884380f70a62193bbe3589c4e1dbdc4467b6b5a1b4486e4b779023506fc1f885ae26fa4a5d817b3f38a35f3487b147b82d4bd0069faa64fdc845f7494a78251709e212698e42ced44b0f3849adc73f467afcb26983bd13bdc38906b178003373ddd0ac1d38ce8a39ffa3a7795787207a129a784f4b65ce0b302eb1bcf4045883", 16).toByteArray());
-	byte[] expected_x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16).toByteArray();
-	byte[] expected_M1 = trim(new BigInteger("e6a8efca2c07ef24e0b69be2d4d4a7e74742a4db7a92228218fec0008f7cc94b", 16).toByteArray());
-	String username = "username",
-	    password = "password",
-	    salt = "64c3289d04a6ecad",
-	    a = "8c911355";
-	byte[] a_byte = new BigInteger(a, 16).toByteArray();
-	LeapSRPSession client = new LeapSRPSession(username, password, a_byte);
-		
-	byte[] x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-	assertTrue(Arrays.equals(x, expected_x));
-		
-	byte[] A = client.exponential();
-	assertTrue(Arrays.equals(A, expected_A));
+        byte[] expected_A = trim(new BigInteger("884380f70a62193bbe3589c4e1dbdc4467b6b5a1b4486e4b779023506fc1f885ae26fa4a5d817b3f38a35f3487b147b82d4bd0069faa64fdc845f7494a78251709e212698e42ced44b0f3849adc73f467afcb26983bd13bdc38906b178003373ddd0ac1d38ce8a39ffa3a7795787207a129a784f4b65ce0b302eb1bcf4045883", 16).toByteArray());
+        byte[] expected_x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16).toByteArray();
+        byte[] expected_M1 = trim(new BigInteger("e6a8efca2c07ef24e0b69be2d4d4a7e74742a4db7a92228218fec0008f7cc94b", 16).toByteArray());
+        String username = "username",
+                password = "password",
+                salt = "64c3289d04a6ecad",
+                a = "8c911355";
+        byte[] a_byte = new BigInteger(a, 16).toByteArray();
+        LeapSRPSession client = new LeapSRPSession(username, password, a_byte);
 
-	String B = "bc745ba25564fc312f44ea09fb663aa6d95867772e412a6a23f1bc24183e54b32f134372c560f4b3fda19ba7a56b0f84fdcdecc22be6fd256639e918e019691c40a39aa5c9631820e42b28da61b8c75b45afae9d77d63ac8f4dda093762be4a890fbd86061dbd7e5e7c03c4dacde769e0f564df00403e449c0535537f1ba7263";	
-		
-	byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-	assertTrue(Arrays.equals(M1, expected_M1));
+        byte[] x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        assertTrue(Arrays.equals(x, expected_x));
+
+        byte[] A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        String B = "bc745ba25564fc312f44ea09fb663aa6d95867772e412a6a23f1bc24183e54b32f134372c560f4b3fda19ba7a56b0f84fdcdecc22be6fd256639e918e019691c40a39aa5c9631820e42b28da61b8c75b45afae9d77d63ac8f4dda093762be4a890fbd86061dbd7e5e7c03c4dacde769e0f564df00403e449c0535537f1ba7263";
+
+        byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+        assertTrue(Arrays.equals(M1, expected_M1));
 
 	/* Test 2: no intermediate checks */
-	expected_A = trim(new BigInteger("9ffc407afd7e7ecd32a8ea68aa782b0254a7e2197a955b5aa646fc1fc43ff6ef2239f01b7d5b82f152c870d3e69f3321878ca2acda06dd8fb6ce02f41c7ed48061c78697b01cf353f4222311334c707358b6ec067e317527316bfa85b5ec74537e38b5b14c1100d14c96320f385e5b1dcccde07e728c7ef624353167a29ae461", 16).toByteArray());
-	expected_M1 = trim(new BigInteger("c3203ec1dd55c96038276456c18c447fb4d2a2f896c73c31d56da1781cae79a8", 16).toByteArray());
-	a = "38d5b211";
-		
-	a_byte = new BigInteger(a, 16).toByteArray();
-	client = new LeapSRPSession(username, password, a_byte);
-	x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-	A = client.exponential();
-		
-	B = "b8ca7d93dbe2478966ffe025a9f2fb43b9995ce04af9523ea9a3fa4b132136076aa66ead1597c3da23f477ce1cfaf68b5dcc94e146db06cf8391d14a76ce53aab86067b13c93b135d7be6275669b3f51afec6cc41f19e0afca7c3ad5c4d6ee4c09d4b11bcd12e26c727ee56d173b92eea6926e72cc73deebe12dd6f30f44db8a";	
-	M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-	assertTrue(Arrays.equals(M1, expected_M1));
+        expected_A = trim(new BigInteger("9ffc407afd7e7ecd32a8ea68aa782b0254a7e2197a955b5aa646fc1fc43ff6ef2239f01b7d5b82f152c870d3e69f3321878ca2acda06dd8fb6ce02f41c7ed48061c78697b01cf353f4222311334c707358b6ec067e317527316bfa85b5ec74537e38b5b14c1100d14c96320f385e5b1dcccde07e728c7ef624353167a29ae461", 16).toByteArray());
+        expected_M1 = trim(new BigInteger("c3203ec1dd55c96038276456c18c447fb4d2a2f896c73c31d56da1781cae79a8", 16).toByteArray());
+        a = "38d5b211";
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+        x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        A = client.exponential();
+
+        B = "b8ca7d93dbe2478966ffe025a9f2fb43b9995ce04af9523ea9a3fa4b132136076aa66ead1597c3da23f477ce1cfaf68b5dcc94e146db06cf8391d14a76ce53aab86067b13c93b135d7be6275669b3f51afec6cc41f19e0afca7c3ad5c4d6ee4c09d4b11bcd12e26c727ee56d173b92eea6926e72cc73deebe12dd6f30f44db8a";
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
 		
 	/* Test 3: With intermediate values */
-	expected_M1 = new BigInteger("4c01f65a9bb00f95e435593083040ae1e59e59800c598b42de821c21f3a35223", 16).toByteArray();
-	expected_A = new BigInteger("1bceab3047a6f84495fdd5b4dbe891f0b30f870d7d4e38eaef728f6a7d4e9342d8dae8502fdae4f16b718d2e916a38b16b6def45559a5ebae417a1b115ba6b6a0451c7ff174c3e2507d7d1f18ef646fd065bc9ba165a2a0ae4d6da54f060427178b95b0eff745f5c3f8c4f19ea35addc3ce0daf2aca3328c98bafcf98286d115", 16).toByteArray();
-	B = "41a7b384f2f52312fa79b9dc650ae894f543aea49800cf9477fbcf63e39cbfe6d422f7126777d645cdf749276a3ae9eb6dfcfdb887f8f60ac4094a343013fcebbd40e95b3153f403ab7bb21ea1315aa018bab6ab84017fcb084b3870a8bf1cb717b39c9a28177c61ce7d1738379be9d192dd9793b50ebc3afabe5e78b0a4b017";
-	a = "36ee80ec";
-		
-	a_byte = new BigInteger(a, 16).toByteArray();
-	client = new LeapSRPSession(username, password, a_byte);
-	x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-	A = client.exponential();
-		
-	M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-	assertTrue(Arrays.equals(M1, expected_M1));
+        expected_M1 = new BigInteger("4c01f65a9bb00f95e435593083040ae1e59e59800c598b42de821c21f3a35223", 16).toByteArray();
+        expected_A = new BigInteger("1bceab3047a6f84495fdd5b4dbe891f0b30f870d7d4e38eaef728f6a7d4e9342d8dae8502fdae4f16b718d2e916a38b16b6def45559a5ebae417a1b115ba6b6a0451c7ff174c3e2507d7d1f18ef646fd065bc9ba165a2a0ae4d6da54f060427178b95b0eff745f5c3f8c4f19ea35addc3ce0daf2aca3328c98bafcf98286d115", 16).toByteArray();
+        B = "41a7b384f2f52312fa79b9dc650ae894f543aea49800cf9477fbcf63e39cbfe6d422f7126777d645cdf749276a3ae9eb6dfcfdb887f8f60ac4094a343013fcebbd40e95b3153f403ab7bb21ea1315aa018bab6ab84017fcb084b3870a8bf1cb717b39c9a28177c61ce7d1738379be9d192dd9793b50ebc3afabe5e78b0a4b017";
+        a = "36ee80ec";
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+        x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        A = client.exponential();
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
     }
-	
+
     public void testCalculateV() throws NoSuchAlgorithmException {
-	String expected_v = "502f3ffddc78b866330550c2c60ebd68427c1793237d770e6390d1f794abd47b6786fa5025728d1ca4ec24cfc7a89808278330099ad66456a7c9c88be570b928f9825ac2ecdee31792335f7fa5fc9a78b692c487aa400c7d5cc5c1f2a3a74634c4afa0159600bbf22bf6dfb1e0d85061e55ce8df6243758066503bcf51c83848cf7184209731f89a90d888934c75798828859babe73c17009bf827723fc1bcd0";
-		
-	BigInteger k = new BigInteger("bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0", 16);
-	BigInteger g = new BigInteger("2", 16);
-	BigInteger N = new BigInteger(ConfigHelper.NG_1024, 16);
-	BigInteger x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16);
-		
-	BigInteger v = k.multiply(g.modPow(x, N));  // g^x % N
-		
-	assertEquals(v.toString(16), expected_v);
-	assertTrue(Arrays.equals(v.toByteArray(), new BigInteger(expected_v, 16).toByteArray()));
+        String expected_v = "502f3ffddc78b866330550c2c60ebd68427c1793237d770e6390d1f794abd47b6786fa5025728d1ca4ec24cfc7a89808278330099ad66456a7c9c88be570b928f9825ac2ecdee31792335f7fa5fc9a78b692c487aa400c7d5cc5c1f2a3a74634c4afa0159600bbf22bf6dfb1e0d85061e55ce8df6243758066503bcf51c83848cf7184209731f89a90d888934c75798828859babe73c17009bf827723fc1bcd0";
+
+        BigInteger k = new BigInteger("bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0", 16);
+        BigInteger g = new BigInteger("2", 16);
+        BigInteger N = new BigInteger(ConfigHelper.NG_1024, 16);
+        BigInteger x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16);
+
+        BigInteger v = k.multiply(g.modPow(x, N));  // g^x % N
+
+        assertEquals(v.toString(16), expected_v);
+        assertTrue(Arrays.equals(v.toByteArray(), new BigInteger(expected_v, 16).toByteArray()));
     }
-	
+
     public void testGetU() throws NoSuchAlgorithmException {
 	/* Test 1 */
-	String Astr = "46b1d1fe038a617966821bd5bb6af967be1bcd6f54c2db5a474cb80b625870e4616953271501a82198d0c14e72b95cdcfc9ec867027b0389aacb313319d4e81604ccf09ce7841dc333be2e03610ae46ec0c8e06b8e86975e0984cae4d0b61c51f1fe5499a4d4d42460261a3e134f841f2cef4d68a583130ee8d730e0b51a858f";
-	String Bstr = "5e1a9ac84b1d9212a0d8f8fe444a34e7da4556a1ef5aebc043ae7276099ccdb305fd7e1c179729e24b484a35c0e33b6a898477590b93e9a4044fc1b8d6bc73db8ac7778f546b25ec3f22e92ab7144e5b974dc58e82a333262063062b6944a2e4393d2a087e4906e6a8cfa0fdfd8a5e5930b7cdb45435cbee7c49dfa1d1216881";
-	String ustr = "759c3cfb6bfaccf07eeb8e46fe6ea290291d4d32faca0681830a372983ab0a61";
-		
-	byte[] Abytes = new BigInteger(Astr, 16).toByteArray();
-	byte[] Bbytes = new BigInteger(Bstr, 16).toByteArray();
-	byte[] expected_u = new BigInteger(ustr, 16).toByteArray();
-		
-	MessageDigest u_digest = MessageDigest.getInstance("SHA256");
-	u_digest.update(trim(Abytes));
-	u_digest.update(trim(Bbytes));
-	byte[] u = new BigInteger(1, u_digest.digest()).toByteArray();
-		
-	assertTrue(Arrays.equals(expected_u, u));
+        String Astr = "46b1d1fe038a617966821bd5bb6af967be1bcd6f54c2db5a474cb80b625870e4616953271501a82198d0c14e72b95cdcfc9ec867027b0389aacb313319d4e81604ccf09ce7841dc333be2e03610ae46ec0c8e06b8e86975e0984cae4d0b61c51f1fe5499a4d4d42460261a3e134f841f2cef4d68a583130ee8d730e0b51a858f";
+        String Bstr = "5e1a9ac84b1d9212a0d8f8fe444a34e7da4556a1ef5aebc043ae7276099ccdb305fd7e1c179729e24b484a35c0e33b6a898477590b93e9a4044fc1b8d6bc73db8ac7778f546b25ec3f22e92ab7144e5b974dc58e82a333262063062b6944a2e4393d2a087e4906e6a8cfa0fdfd8a5e5930b7cdb45435cbee7c49dfa1d1216881";
+        String ustr = "759c3cfb6bfaccf07eeb8e46fe6ea290291d4d32faca0681830a372983ab0a61";
+
+        byte[] Abytes = new BigInteger(Astr, 16).toByteArray();
+        byte[] Bbytes = new BigInteger(Bstr, 16).toByteArray();
+        byte[] expected_u = new BigInteger(ustr, 16).toByteArray();
+
+        MessageDigest u_digest = MessageDigest.getInstance("SHA256");
+        u_digest.update(trim(Abytes));
+        u_digest.update(trim(Bbytes));
+        byte[] u = new BigInteger(1, u_digest.digest()).toByteArray();
+
+        assertTrue(Arrays.equals(expected_u, u));
 		
 	/* Test 2 */
-	Astr = "c4013381bdb2fdd901944b9d823360f367c52635b576b9a50d2db77141d357ed391c3ac5fa452c2bbdc35f96bfed21df61627b40aed8f67f21ebf81e5621333f44049d6c9f6ad36464041438350e1f86000a8e3bfb63d4128c18322d2517b0d3ead63fd504a9c8f2156d46e64268110cec5f3ccab54a21559c7ab3ad67fedf90";
-	Bstr = "e5d988752e8f265f01b98a1dcdecc4b685bd512e7cd9507f3c29f206c27dac91e027641eed1765c4603bbd7a9aa7fac300ef67dafe611ba2dbe29a32d83d486296f328d38b44c0c211d01d3fe422aac168b6850c87782338969c54594fc87804d4db34910ad4b5452a81027842ac8d8d8288fd44872e4c719ac8fb971d0a33e1";
-	ustr = "6510328f913b81ba662e564ee5afb7c395ea27c3c0276fc5ca51f0edecd4baf1";
-		
-	Abytes = new BigInteger(Astr, 16).toByteArray();
-	Bbytes = new BigInteger(Bstr, 16).toByteArray();
-	expected_u = new BigInteger(ustr, 16).toByteArray();
-	expected_u = trim(expected_u);
-		
-	u_digest = MessageDigest.getInstance("SHA-256");
-	u_digest.update(trim(Abytes));
-	u_digest.update(trim(Bbytes));
-	u = new BigInteger(1, u_digest.digest()).toByteArray();
-	u = trim(u);
-		
-	assertTrue(Arrays.equals(expected_u, u));
+        Astr = "c4013381bdb2fdd901944b9d823360f367c52635b576b9a50d2db77141d357ed391c3ac5fa452c2bbdc35f96bfed21df61627b40aed8f67f21ebf81e5621333f44049d6c9f6ad36464041438350e1f86000a8e3bfb63d4128c18322d2517b0d3ead63fd504a9c8f2156d46e64268110cec5f3ccab54a21559c7ab3ad67fedf90";
+        Bstr = "e5d988752e8f265f01b98a1dcdecc4b685bd512e7cd9507f3c29f206c27dac91e027641eed1765c4603bbd7a9aa7fac300ef67dafe611ba2dbe29a32d83d486296f328d38b44c0c211d01d3fe422aac168b6850c87782338969c54594fc87804d4db34910ad4b5452a81027842ac8d8d8288fd44872e4c719ac8fb971d0a33e1";
+        ustr = "6510328f913b81ba662e564ee5afb7c395ea27c3c0276fc5ca51f0edecd4baf1";
+
+        Abytes = new BigInteger(Astr, 16).toByteArray();
+        Bbytes = new BigInteger(Bstr, 16).toByteArray();
+        expected_u = new BigInteger(ustr, 16).toByteArray();
+        expected_u = trim(expected_u);
+
+        u_digest = MessageDigest.getInstance("SHA-256");
+        u_digest.update(trim(Abytes));
+        u_digest.update(trim(Bbytes));
+        u = new BigInteger(1, u_digest.digest()).toByteArray();
+        u = trim(u);
+
+        assertTrue(Arrays.equals(expected_u, u));
 		
 	/* Test 3 */
-	Astr = "d13973fe4e0e13423cd036caf0912e23a1f9b0c23966f5a5897c8ff17c5cbac8bab7f07d9ac4ee47396a7c68e80ce854c84f243148521277900aaa132a7b93b61e54d742d7f36edb4cdef54bc78cca69ac72653a7ae0fc47ec1e9a84024ea9487a61357e28eddc185e4fe01388e64e6b8f688dd74471d56dd244204522e08483";
-	Bstr = "a6701686d9d987a43f06e8497330c8add8febd191a7a975bced0d058eb03ccc6805263349363b2d54ac435b01155dc41c6067287d9b93e3637ab3b7e8bc7d9cf38d9fdbb2ca9ee8ba1946a46cb555cb7dafcc177fcf7a4b0eb1e5db2249949c1fd15e0b7c1b3616f9e2649bdf074ed841efbdc9f29ee8c8bfcedeaed3dc49378";
-	ustr = "78414ec80cf44225e7ed386dcf2ceb89837327ccae11b761fc77d48c0307977";
-		
-	Abytes = new BigInteger(Astr, 16).toByteArray();
-	Bbytes = new BigInteger(Bstr, 16).toByteArray();
-	expected_u = new BigInteger(ustr, 16).toByteArray();
-	expected_u = trim(expected_u);
-		
-	u_digest = MessageDigest.getInstance("SHA-256");
-	u_digest.update(trim(Abytes));
-	u_digest.update(trim(Bbytes));
-	u = new BigInteger(1, u_digest.digest()).toByteArray();
-	u = trim(u);
-		
-	assertTrue(Arrays.equals(expected_u, u));
+        Astr = "d13973fe4e0e13423cd036caf0912e23a1f9b0c23966f5a5897c8ff17c5cbac8bab7f07d9ac4ee47396a7c68e80ce854c84f243148521277900aaa132a7b93b61e54d742d7f36edb4cdef54bc78cca69ac72653a7ae0fc47ec1e9a84024ea9487a61357e28eddc185e4fe01388e64e6b8f688dd74471d56dd244204522e08483";
+        Bstr = "a6701686d9d987a43f06e8497330c8add8febd191a7a975bced0d058eb03ccc6805263349363b2d54ac435b01155dc41c6067287d9b93e3637ab3b7e8bc7d9cf38d9fdbb2ca9ee8ba1946a46cb555cb7dafcc177fcf7a4b0eb1e5db2249949c1fd15e0b7c1b3616f9e2649bdf074ed841efbdc9f29ee8c8bfcedeaed3dc49378";
+        ustr = "78414ec80cf44225e7ed386dcf2ceb89837327ccae11b761fc77d48c0307977";
+
+        Abytes = new BigInteger(Astr, 16).toByteArray();
+        Bbytes = new BigInteger(Bstr, 16).toByteArray();
+        expected_u = new BigInteger(ustr, 16).toByteArray();
+        expected_u = trim(expected_u);
+
+        u_digest = MessageDigest.getInstance("SHA-256");
+        u_digest.update(trim(Abytes));
+        u_digest.update(trim(Bbytes));
+        u = new BigInteger(1, u_digest.digest()).toByteArray();
+        u = trim(u);
+
+        assertTrue(Arrays.equals(expected_u, u));
 		
 	/* Test 4 */
-	Astr = "ee8bc0cb97dd9c9937759658ff9d791df1dd57b48c5febc2e98af028d0e36eaddf1a3fc555f2bcd6456827e8c7b07ec02a1f365457843bda226bfc1a55c4776879f9df6c916810131ec65a3a4cf473c6a34299d64c91cf26542ea0fc059d24422fc783460c3fafe26bf6f7c24904ae1c5a6421e2f5315030ab007ce8f2c2fd97";
-	Bstr = "95ecbd13b28c7f38318fd664ee97d9e853b0d6e9cbff9a3775a3cc5d5077ffc146aec70d9439e75c19a34b67368b8bd7035ba6254e0a260d99b1e253aae2e0d8f4a13e1ed472f3ef0e3086300cd15d059f6be7d7141ee09071b1c5e5d1c83b250a3c8f1a587f8fe59d49aaeb2cfc7e13a5a58bc76cc8baf7f6a647982c67ee49";
-	ustr = "e28737c7307c84e4d0866b7cf882f22852a764b109634f77a5eb986a96ffcf9a";
-		
-	Abytes = new BigInteger(Astr, 16).toByteArray();
-	Bbytes = new BigInteger(Bstr, 16).toByteArray();
-	expected_u = new BigInteger(ustr, 16).toByteArray();
-	expected_u = trim(expected_u);
-	assertEquals(new BigInteger(1, expected_u).toString(16), ustr);
-		
-	u_digest = MessageDigest.getInstance("SHA-256");
-	u_digest.update(trim(Abytes));
-	u_digest.update(trim(Bbytes));
-	u = new BigInteger(1, u_digest.digest()).toByteArray();
-	u = trim(u);
-		
-	assertTrue(Arrays.equals(expected_u, u));
+        Astr = "ee8bc0cb97dd9c9937759658ff9d791df1dd57b48c5febc2e98af028d0e36eaddf1a3fc555f2bcd6456827e8c7b07ec02a1f365457843bda226bfc1a55c4776879f9df6c916810131ec65a3a4cf473c6a34299d64c91cf26542ea0fc059d24422fc783460c3fafe26bf6f7c24904ae1c5a6421e2f5315030ab007ce8f2c2fd97";
+        Bstr = "95ecbd13b28c7f38318fd664ee97d9e853b0d6e9cbff9a3775a3cc5d5077ffc146aec70d9439e75c19a34b67368b8bd7035ba6254e0a260d99b1e253aae2e0d8f4a13e1ed472f3ef0e3086300cd15d059f6be7d7141ee09071b1c5e5d1c83b250a3c8f1a587f8fe59d49aaeb2cfc7e13a5a58bc76cc8baf7f6a647982c67ee49";
+        ustr = "e28737c7307c84e4d0866b7cf882f22852a764b109634f77a5eb986a96ffcf9a";
+
+        Abytes = new BigInteger(Astr, 16).toByteArray();
+        Bbytes = new BigInteger(Bstr, 16).toByteArray();
+        expected_u = new BigInteger(ustr, 16).toByteArray();
+        expected_u = trim(expected_u);
+        assertEquals(new BigInteger(1, expected_u).toString(16), ustr);
+
+        u_digest = MessageDigest.getInstance("SHA-256");
+        u_digest.update(trim(Abytes));
+        u_digest.update(trim(Bbytes));
+        u = new BigInteger(1, u_digest.digest()).toByteArray();
+        u = trim(u);
+
+        assertTrue(Arrays.equals(expected_u, u));
     }
-	
+
     @SmallTest
     public void testCalculatePasswordHash() throws UnsupportedEncodingException, NoSuchAlgorithmException {
-	String salt_str = "", username_str = "", password_str = "";
-	String expected_inner = "cfb9ae3ec5433076889c4fe5663926e20bf570cc7950a51c889a314fab2f5ed716bde9c1cc91be14",
-	    expected_x = "9736a5e386a18f35bb08cac0f7c70bdbe120f2efe019874d0eb23b85b1955858";
+        String salt_str = "", username_str = "", password_str = "";
+        String expected_inner = "cfb9ae3ec5433076889c4fe5663926e20bf570cc7950a51c889a314fab2f5ed716bde9c1cc91be14",
+                expected_x = "9736a5e386a18f35bb08cac0f7c70bdbe120f2efe019874d0eb23b85b1955858";
 		
 	/* Test 1 */
-	salt_str = "cfb9ae3ec5433076"; username_str = "nostradamus"; password_str = "$[[//jjiilajfewahug43a89y¿";
-	password_str = password_str.replaceAll("\\\\", "\\\\\\\\");
-	// Calculate x = H(s | H(U | ':' | password))
-	MessageDigest x_digest = MessageDigest.getInstance("SHA-256");
-		
-	// Try to convert the username to a byte[] using UTF-8
-	byte[] user = null;
-	byte[] password_bytes = null;
-	byte[] colon = {};
-
-	String encoding = "UTF-8";
-	encoding = "ISO-8859-1";
-	user = ConfigHelper.trim(username_str.getBytes(encoding));
-	colon = ConfigHelper.trim(":".getBytes(encoding));
-	password_bytes = ConfigHelper.trim(password_str.getBytes(encoding));
-		
-		// Build the hash
-		x_digest.update(user);
-		x_digest.update(colon);
-		x_digest.update(password_bytes);
-		byte[] h = x_digest.digest();
-		byte[] salt_bytes = ConfigHelper.trim(new BigInteger(salt_str, 16).toByteArray());
-
-		x_digest.reset();
-		x_digest.update(salt_bytes);
-		x_digest.update(h);
-		byte[] x_digest_bytes = x_digest.digest();
-		assertTrue(new BigInteger(1, x_digest_bytes).toString(16).equalsIgnoreCase(expected_x));
-	}
-	
-	public void testCalculateS() throws NoSuchAlgorithmException {
-		String expected_S = "34d71467d0a30c5787e6b4384c7176a724df28f6c1d3b0b7738238621be19080942ca5d4454ab3e5664d42970ea2d42d1188ab246afb1475c481111f30886c79cc99ddd1d711034bc4ac57a0c134fef40470e1ac3386f39abcd1bf9d0cc758a1f38a87b2f7261018cdc6191cd941292c77c320b3c664a9bb1325dd7a2bf62db4";
-		
-		String B_string = "d390da0991b84e20918764aed9bccf36fc70863f08a1d3fa0aecd9610d8c40d1895afaf3aa9b4582fb5bc673037dfc1bf0ca7d3d190a807dec563fe57d596b3551ec8a6461e0621b77fabfaa29234187063e715e2706522c65f35d89f3914a7cdf40ddd240ef3d22b5534469cf6b3b31e158f817dcf5b6b44b0914d4787d027e";
-		String A_string = "c6385e56b9cb8987df3c58ffe6c47bfcd9f9d52f02b68048d72135a8522a0919b41683e3c732a0874e0555b8f288fa067842b1c40a56f1a7d910ad125e71238cb14ba47838f881cabf735d5414f4fcdd6855943621c271c5f013753d439fb124674c79e30d849e9178c780f7c25aded12f053ae41be68289787caf7c3cbb07a4";
-		String a_string = "fc1c2d8d";
-		
-		BigInteger A = new BigInteger(A_string, 16);
-		byte[] Bbytes = new BigInteger(B_string, 16).toByteArray();
-		BigInteger a = new BigInteger(a_string, 16);
-		BigInteger g = ConfigHelper.G;
-		BigInteger N = new BigInteger(ConfigHelper.NG_1024, 16);
-		BigInteger k = new BigInteger("bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0", 16);
-		BigInteger x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16);
+        salt_str = "cfb9ae3ec5433076";
+        username_str = "nostradamus";
+        password_str = "$[[//jjiilajfewahug43a89y¿";
+        password_str = password_str.replaceAll("\\\\", "\\\\\\\\");
+        // Calculate x = H(s | H(U | ':' | password))
+        MessageDigest x_digest = MessageDigest.getInstance("SHA-256");
+
+        // Try to convert the username to a byte[] using UTF-8
+        byte[] user = null;
+        byte[] password_bytes = null;
+        byte[] colon = {};
+
+        String encoding = "UTF-8";
+        encoding = "ISO-8859-1";
+        user = ConfigHelper.trim(username_str.getBytes(encoding));
+        colon = ConfigHelper.trim(":".getBytes(encoding));
+        password_bytes = ConfigHelper.trim(password_str.getBytes(encoding));
+
+        // Build the hash
+        x_digest.update(user);
+        x_digest.update(colon);
+        x_digest.update(password_bytes);
+        byte[] h = x_digest.digest();
+        byte[] salt_bytes = ConfigHelper.trim(new BigInteger(salt_str, 16).toByteArray());
+
+        x_digest.reset();
+        x_digest.update(salt_bytes);
+        x_digest.update(h);
+        byte[] x_digest_bytes = x_digest.digest();
+        assertTrue(new BigInteger(1, x_digest_bytes).toString(16).equalsIgnoreCase(expected_x));
+    }
+
+    public void testCalculateS() throws NoSuchAlgorithmException {
+        String expected_S = "34d71467d0a30c5787e6b4384c7176a724df28f6c1d3b0b7738238621be19080942ca5d4454ab3e5664d42970ea2d42d1188ab246afb1475c481111f30886c79cc99ddd1d711034bc4ac57a0c134fef40470e1ac3386f39abcd1bf9d0cc758a1f38a87b2f7261018cdc6191cd941292c77c320b3c664a9bb1325dd7a2bf62db4";
+
+        String B_string = "d390da0991b84e20918764aed9bccf36fc70863f08a1d3fa0aecd9610d8c40d1895afaf3aa9b4582fb5bc673037dfc1bf0ca7d3d190a807dec563fe57d596b3551ec8a6461e0621b77fabfaa29234187063e715e2706522c65f35d89f3914a7cdf40ddd240ef3d22b5534469cf6b3b31e158f817dcf5b6b44b0914d4787d027e";
+        String A_string = "c6385e56b9cb8987df3c58ffe6c47bfcd9f9d52f02b68048d72135a8522a0919b41683e3c732a0874e0555b8f288fa067842b1c40a56f1a7d910ad125e71238cb14ba47838f881cabf735d5414f4fcdd6855943621c271c5f013753d439fb124674c79e30d849e9178c780f7c25aded12f053ae41be68289787caf7c3cbb07a4";
+        String a_string = "fc1c2d8d";
+
+        BigInteger A = new BigInteger(A_string, 16);
+        byte[] Bbytes = new BigInteger(B_string, 16).toByteArray();
+        BigInteger a = new BigInteger(a_string, 16);
+        BigInteger g = ConfigHelper.G;
+        BigInteger N = new BigInteger(ConfigHelper.NG_1024, 16);
+        BigInteger k = new BigInteger("bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0", 16);
+        BigInteger x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16);
 
 		/* GetU */
-		MessageDigest u_digest = MessageDigest.getInstance("SHA256");
-		u_digest.update(trim(A.toByteArray()));
-		u_digest.update(trim(Bbytes));
-		byte[] ub = new BigInteger(1, u_digest.digest()).toByteArray();
-
-		BigInteger v =  k.multiply(g.modPow(x, N));  // g^x % N
-		String expected_v = "502f3ffddc78b866330550c2c60ebd68427c1793237d770e6390d1f794abd47b6786fa5025728d1ca4ec24cfc7a89808278330099ad66456a7c9c88be570b928f9825ac2ecdee31792335f7fa5fc9a78b692c487aa400c7d5cc5c1f2a3a74634c4afa0159600bbf22bf6dfb1e0d85061e55ce8df6243758066503bcf51c83848cf7184209731f89a90d888934c75798828859babe73c17009bf827723fc1bcd0";
-		String v_string = v.toString(16);
-		
-		BigInteger B = new BigInteger(1, Bbytes);
-		BigInteger u = new BigInteger(1, ub);
-		String expected_u_string = "2d36f816df24da7b904c904a7e2a2500511df118ced26bda92a63aca792c93b";
-		String u_string = u.toString(16);
-		
-		BigInteger B_v = B.subtract(v);
-		BigInteger a_ux = a.add(u.multiply(x));
-		byte[] a_ux_byte= a_ux.toByteArray();
-		String expected_a_aux_string = "d8d0843a60d471ab46a761b775f8fd28bbbd8affbc704424c79b822ac36b1177925404db910072737df3c5083cf20ebd2f08e1381d80d91e4f6fc99f592203";
-		byte[] expected_a_aux_byte = new BigInteger(expected_a_aux_string, 16).toByteArray();
-		
-		BigInteger S = B_v.modPow(a_ux, N);
-
-		byte[] expected_S_bytes = new BigInteger(expected_S, 16).toByteArray();
-		byte[] S_bytes = S.toByteArray();
-		assertTrue(Arrays.equals(S_bytes, expected_S_bytes));
-		assertEquals(S.toString(16), expected_S);
-	}
-	
-	public void testXor() throws Exception {
-		String expected_xor_string = "928ade491bc87bba9eb578701d44d30ed9080e60e542ba0d3b9c20ded9f592bf";
-		byte[] expected_xor = new BigInteger(expected_xor_string, 16).toByteArray();
-		
-		byte[] nbytes = trim(new BigInteger(ConfigHelper.NG_1024, 16).toByteArray());
-		byte[] gbytes = trim(ConfigHelper.G.toByteArray());
-		
-		byte[] ndigest = trim(MessageDigest.getInstance("SHA-256").digest(nbytes));
-		byte[] gdigest = MessageDigest.getInstance("SHA-256").digest(gbytes);
+        MessageDigest u_digest = MessageDigest.getInstance("SHA256");
+        u_digest.update(trim(A.toByteArray()));
+        u_digest.update(trim(Bbytes));
+        byte[] ub = new BigInteger(1, u_digest.digest()).toByteArray();
+
+        BigInteger v = k.multiply(g.modPow(x, N));  // g^x % N
+        String expected_v = "502f3ffddc78b866330550c2c60ebd68427c1793237d770e6390d1f794abd47b6786fa5025728d1ca4ec24cfc7a89808278330099ad66456a7c9c88be570b928f9825ac2ecdee31792335f7fa5fc9a78b692c487aa400c7d5cc5c1f2a3a74634c4afa0159600bbf22bf6dfb1e0d85061e55ce8df6243758066503bcf51c83848cf7184209731f89a90d888934c75798828859babe73c17009bf827723fc1bcd0";
+        String v_string = v.toString(16);
+
+        BigInteger B = new BigInteger(1, Bbytes);
+        BigInteger u = new BigInteger(1, ub);
+        String expected_u_string = "2d36f816df24da7b904c904a7e2a2500511df118ced26bda92a63aca792c93b";
+        String u_string = u.toString(16);
+
+        BigInteger B_v = B.subtract(v);
+        BigInteger a_ux = a.add(u.multiply(x));
+        byte[] a_ux_byte = a_ux.toByteArray();
+        String expected_a_aux_string = "d8d0843a60d471ab46a761b775f8fd28bbbd8affbc704424c79b822ac36b1177925404db910072737df3c5083cf20ebd2f08e1381d80d91e4f6fc99f592203";
+        byte[] expected_a_aux_byte = new BigInteger(expected_a_aux_string, 16).toByteArray();
+
+        BigInteger S = B_v.modPow(a_ux, N);
+
+        byte[] expected_S_bytes = new BigInteger(expected_S, 16).toByteArray();
+        byte[] S_bytes = S.toByteArray();
+        assertTrue(Arrays.equals(S_bytes, expected_S_bytes));
+        assertEquals(S.toString(16), expected_S);
+    }
 
-		BigInteger ndigest_bigInteger = new BigInteger(1, ndigest);
-		String expected_ndigest_string = "494b6a801b379f37c9ee25d5db7cd70ffcfe53d01b7c9e4470eaca46bda24b39";
-		String ndigest_string = ndigest_bigInteger.toString(16);
-		assertEquals(ndigest_string, expected_ndigest_string);
-		
-		BigInteger gdigest_bigInteger = new BigInteger(1, gdigest);
-		String xor_string = ndigest_bigInteger.xor(gdigest_bigInteger).toString(16);
-
-		byte[] xor = new BigInteger(xor_string, 16).toByteArray();
-
-		assertTrue(Arrays.equals(expected_xor, xor));
-	}
-
-	public void testVerify() throws NoSuchAlgorithmException {
-		byte[] expected_A = trim(new BigInteger("884380f70a62193bbe3589c4e1dbdc4467b6b5a1b4486e4b779023506fc1f885ae26fa4a5d817b3f38a35f3487b147b82d4bd0069faa64fdc845f7494a78251709e212698e42ced44b0f3849adc73f467afcb26983bd13bdc38906b178003373ddd0ac1d38ce8a39ffa3a7795787207a129a784f4b65ce0b302eb1bcf4045883", 16).toByteArray());
-		byte[] expected_x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16).toByteArray();
-		byte[] expected_M1 = trim(new BigInteger("e6a8efca2c07ef24e0b69be2d4d4a7e74742a4db7a92228218fec0008f7cc94b", 16).toByteArray());
-		byte[] expected_M2 = trim(new BigInteger("6402e108415ab4a7cd223ec435570614c8aacc09fcf081ade2dc00275e90ceee", 16).toByteArray());
-		String username = "username",
-				password = "password",
-				salt = "64c3289d04a6ecad",
-				a = "8c911355";
-		byte[] a_byte = new BigInteger(a, 16).toByteArray();
-		LeapSRPSession client = new LeapSRPSession(username, password, a_byte);
-		
-		byte[] x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-		assertTrue(Arrays.equals(x, expected_x));
-		
-		byte[] A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
+    public void testXor() throws Exception {
+        String expected_xor_string = "928ade491bc87bba9eb578701d44d30ed9080e60e542ba0d3b9c20ded9f592bf";
+        byte[] expected_xor = new BigInteger(expected_xor_string, 16).toByteArray();
 
-		String B = "bc745ba25564fc312f44ea09fb663aa6d95867772e412a6a23f1bc24183e54b32f134372c560f4b3fda19ba7a56b0f84fdcdecc22be6fd256639e918e019691c40a39aa5c9631820e42b28da61b8c75b45afae9d77d63ac8f4dda093762be4a890fbd86061dbd7e5e7c03c4dacde769e0f564df00403e449c0535537f1ba7263";	
-		
-		byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		boolean verified = client.verify(expected_M2);
-		assertTrue(verified);
+        byte[] nbytes = trim(new BigInteger(ConfigHelper.NG_1024, 16).toByteArray());
+        byte[] gbytes = trim(ConfigHelper.G.toByteArray());
+
+        byte[] ndigest = trim(MessageDigest.getInstance("SHA-256").digest(nbytes));
+        byte[] gdigest = MessageDigest.getInstance("SHA-256").digest(gbytes);
+
+        BigInteger ndigest_bigInteger = new BigInteger(1, ndigest);
+        String expected_ndigest_string = "494b6a801b379f37c9ee25d5db7cd70ffcfe53d01b7c9e4470eaca46bda24b39";
+        String ndigest_string = ndigest_bigInteger.toString(16);
+        assertEquals(ndigest_string, expected_ndigest_string);
+
+        BigInteger gdigest_bigInteger = new BigInteger(1, gdigest);
+        String xor_string = ndigest_bigInteger.xor(gdigest_bigInteger).toString(16);
+
+        byte[] xor = new BigInteger(xor_string, 16).toByteArray();
+
+        assertTrue(Arrays.equals(expected_xor, xor));
+    }
+
+    public void testVerify() throws NoSuchAlgorithmException {
+        byte[] expected_A = trim(new BigInteger("884380f70a62193bbe3589c4e1dbdc4467b6b5a1b4486e4b779023506fc1f885ae26fa4a5d817b3f38a35f3487b147b82d4bd0069faa64fdc845f7494a78251709e212698e42ced44b0f3849adc73f467afcb26983bd13bdc38906b178003373ddd0ac1d38ce8a39ffa3a7795787207a129a784f4b65ce0b302eb1bcf4045883", 16).toByteArray());
+        byte[] expected_x = new BigInteger("4cb937fd74ee3bb53b79a3174d0c07c14131de9c825897cbca52154e74200602", 16).toByteArray();
+        byte[] expected_M1 = trim(new BigInteger("e6a8efca2c07ef24e0b69be2d4d4a7e74742a4db7a92228218fec0008f7cc94b", 16).toByteArray());
+        byte[] expected_M2 = trim(new BigInteger("6402e108415ab4a7cd223ec435570614c8aacc09fcf081ade2dc00275e90ceee", 16).toByteArray());
+        String username = "username",
+                password = "password",
+                salt = "64c3289d04a6ecad",
+                a = "8c911355";
+        byte[] a_byte = new BigInteger(a, 16).toByteArray();
+        LeapSRPSession client = new LeapSRPSession(username, password, a_byte);
+
+        byte[] x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        assertTrue(Arrays.equals(x, expected_x));
+
+        byte[] A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        String B = "bc745ba25564fc312f44ea09fb663aa6d95867772e412a6a23f1bc24183e54b32f134372c560f4b3fda19ba7a56b0f84fdcdecc22be6fd256639e918e019691c40a39aa5c9631820e42b28da61b8c75b45afae9d77d63ac8f4dda093762be4a890fbd86061dbd7e5e7c03c4dacde769e0f564df00403e449c0535537f1ba7263";
+
+        byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        boolean verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 2 */
-		expected_A = trim(new BigInteger("180a1caf84efe93610a56772edea7b2d20ef3e9f34e578147b5402a898982f33131708233f9ddd2946246703c5db705f0859cca9cfc5b72ad5a05ec0c748545aa083d5b7b1bf06efe6737e9e0fd81b832b5cba983f1b9717041df8114385b93c8c669db06d62c5773b8e8a8f07e98a840a33d04d3448d4bcd2c042387c316750", 16).toByteArray());
-		expected_M1 = trim(new BigInteger("a47782f23057a7e06704ea94389589b3c70971a63268acef2aefd74e234dd3c2", 16).toByteArray());
-		a = "d89f0e33";
-		expected_M2 = trim(new BigInteger("517278a03a0320a52dcb391caf5264d76149d7d9b71ed2b65536233344c550cf", 16).toByteArray());
-		
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-		A = client.exponential();
-		
-		B = "5f86fe2f7b7455e877e1760db8d3da1fcd4df0d10ec2a40298f87287bdb2f22c0ea54ff9b1f660cc1666459a7e2fd5501970b317490c3dfd3ba2e18f7be7526b72ea4d01e8f064754b935b107ced0892ce86112cbe32282f929907985fcb29f42c5d4dc32adeb29d12a611cac49cca3fefd2227efadc3989c2e72dd64a003141";	
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        expected_A = trim(new BigInteger("180a1caf84efe93610a56772edea7b2d20ef3e9f34e578147b5402a898982f33131708233f9ddd2946246703c5db705f0859cca9cfc5b72ad5a05ec0c748545aa083d5b7b1bf06efe6737e9e0fd81b832b5cba983f1b9717041df8114385b93c8c669db06d62c5773b8e8a8f07e98a840a33d04d3448d4bcd2c042387c316750", 16).toByteArray());
+        expected_M1 = trim(new BigInteger("a47782f23057a7e06704ea94389589b3c70971a63268acef2aefd74e234dd3c2", 16).toByteArray());
+        a = "d89f0e33";
+        expected_M2 = trim(new BigInteger("517278a03a0320a52dcb391caf5264d76149d7d9b71ed2b65536233344c550cf", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+        x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        A = client.exponential();
+
+        B = "5f86fe2f7b7455e877e1760db8d3da1fcd4df0d10ec2a40298f87287bdb2f22c0ea54ff9b1f660cc1666459a7e2fd5501970b317490c3dfd3ba2e18f7be7526b72ea4d01e8f064754b935b107ced0892ce86112cbe32282f929907985fcb29f42c5d4dc32adeb29d12a611cac49cca3fefd2227efadc3989c2e72dd64a003141";
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 3 */
-		expected_A = trim(new BigInteger("a9c556c30bf4c1b1fdc1bc9e672ab4751806acc8581042b3779faaf25f85f47dfc58828742e2d2a06c51acbbb9f3fae0e01f64df0775a269f5ee4a6e71bc37b8a368e04b9053d399bc5b809ffd6ecab775a577804f2a5ed2e829f15e6af13bf0b78b6b108cf591bc9960992904fd1433698a51e0d05ee954cf98cbfe7995621e", 16).toByteArray());
-		expected_M1 = trim(new BigInteger("0afca3583c4146990ec7312f9f4b4d9cceebc43a19f96709bf3d0a17b11dcc1e", 16).toByteArray());
-		a = "50e662d6";
-		expected_M2 = trim(new BigInteger("3bfb91c7d04b6da6381fe3d2648d992cdc6bc67b8ee16d1cfa733f786d492261", 16).toByteArray());
-		
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
-		A = client.exponential();
-		
-		B = "6fe41e8262f4f8bc4ed9f4e1b4802ae3adac9c348e6efc07f16c6f5704b95a1f12325097489372c3936584a37301ebab400a32ac6699f4556da84f076489060527bd50578a317a3ec8b814bf2f4dd9c4adad368610eb638aa81663a205ba26d8f0b9654bf3940357b867cd42725e8532b97a2410a557d291aa55c0b44f249361";	
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        expected_A = trim(new BigInteger("a9c556c30bf4c1b1fdc1bc9e672ab4751806acc8581042b3779faaf25f85f47dfc58828742e2d2a06c51acbbb9f3fae0e01f64df0775a269f5ee4a6e71bc37b8a368e04b9053d399bc5b809ffd6ecab775a577804f2a5ed2e829f15e6af13bf0b78b6b108cf591bc9960992904fd1433698a51e0d05ee954cf98cbfe7995621e", 16).toByteArray());
+        expected_M1 = trim(new BigInteger("0afca3583c4146990ec7312f9f4b4d9cceebc43a19f96709bf3d0a17b11dcc1e", 16).toByteArray());
+        a = "50e662d6";
+        expected_M2 = trim(new BigInteger("3bfb91c7d04b6da6381fe3d2648d992cdc6bc67b8ee16d1cfa733f786d492261", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+        x = client.calculatePasswordHash(username, password, new BigInteger(salt, 16).toByteArray());
+        A = client.exponential();
+
+        B = "6fe41e8262f4f8bc4ed9f4e1b4802ae3adac9c348e6efc07f16c6f5704b95a1f12325097489372c3936584a37301ebab400a32ac6699f4556da84f076489060527bd50578a317a3ec8b814bf2f4dd9c4adad368610eb638aa81663a205ba26d8f0b9654bf3940357b867cd42725e8532b97a2410a557d291aa55c0b44f249361";
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 4: user abc, password abcdefghi */
-		username = "abc";
-		password = "abcdefghi";
-		salt = "be26aac449a093e5";
-		expected_A = trim(new BigInteger("c4013381bdb2fdd901944b9d823360f367c52635b576b9a50d2db77141d357ed391c3ac5fa452c2bbdc35f96bfed21df61627b40aed8f67f21ebf81e5621333f44049d6c9f6ad36464041438350e1f86000a8e3bfb63d4128c18322d2517b0d3ead63fd504a9c8f2156d46e64268110cec5f3ccab54a21559c7ab3ad67fedf90", 16).toByteArray());
-		expected_x = trim(new BigInteger("6325967f1a161efd4e2d6e6fabbfccc32be05139cf82b08fb59c0a0db3f34bcf", 16).toByteArray());
-		a = "5d4cde29";
-		B = "e5d988752e8f265f01b98a1dcdecc4b685bd512e7cd9507f3c29f206c27dac91e027641eed1765c4603bbd7a9aa7fac300ef67dafe611ba2dbe29a32d83d486296f328d38b44c0c211d01d3fe422aac168b6850c87782338969c54594fc87804d4db34910ad4b5452a81027842ac8d8d8288fd44872e4c719ac8fb971d0a33e1";	
-		expected_M1 = trim(new BigInteger("e5972ddc53e6190735fc79cd823053a65ffb6041d69480adcba2f6a2dc2f2e86", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("8f4552b1021a4de621d8f50f0921c4d20651e702d9d71276f8f6c15b838de018", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(trim(new BigInteger(salt, 16).toByteArray()), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "abc";
+        password = "abcdefghi";
+        salt = "be26aac449a093e5";
+        expected_A = trim(new BigInteger("c4013381bdb2fdd901944b9d823360f367c52635b576b9a50d2db77141d357ed391c3ac5fa452c2bbdc35f96bfed21df61627b40aed8f67f21ebf81e5621333f44049d6c9f6ad36464041438350e1f86000a8e3bfb63d4128c18322d2517b0d3ead63fd504a9c8f2156d46e64268110cec5f3ccab54a21559c7ab3ad67fedf90", 16).toByteArray());
+        expected_x = trim(new BigInteger("6325967f1a161efd4e2d6e6fabbfccc32be05139cf82b08fb59c0a0db3f34bcf", 16).toByteArray());
+        a = "5d4cde29";
+        B = "e5d988752e8f265f01b98a1dcdecc4b685bd512e7cd9507f3c29f206c27dac91e027641eed1765c4603bbd7a9aa7fac300ef67dafe611ba2dbe29a32d83d486296f328d38b44c0c211d01d3fe422aac168b6850c87782338969c54594fc87804d4db34910ad4b5452a81027842ac8d8d8288fd44872e4c719ac8fb971d0a33e1";
+        expected_M1 = trim(new BigInteger("e5972ddc53e6190735fc79cd823053a65ffb6041d69480adcba2f6a2dc2f2e86", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("8f4552b1021a4de621d8f50f0921c4d20651e702d9d71276f8f6c15b838de018", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(trim(new BigInteger(salt, 16).toByteArray()), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 5: user abc, password abcdefghi */
-		username = "abc";
-		password = "abcdefghi";
-		salt = "be26aac449a093e5";
-		expected_A = trim(new BigInteger("d13973fe4e0e13423cd036caf0912e23a1f9b0c23966f5a5897c8ff17c5cbac8bab7f07d9ac4ee47396a7c68e80ce854c84f243148521277900aaa132a7b93b61e54d742d7f36edb4cdef54bc78cca69ac72653a7ae0fc47ec1e9a84024ea9487a61357e28eddc185e4fe01388e64e6b8f688dd74471d56dd244204522e08483", 16).toByteArray());
-		expected_x = trim(new BigInteger("6325967f1a161efd4e2d6e6fabbfccc32be05139cf82b08fb59c0a0db3f34bcf", 16).toByteArray());
-		a = "fc57e4b1";
-		B = "a6701686d9d987a43f06e8497330c8add8febd191a7a975bced0d058eb03ccc6805263349363b2d54ac435b01155dc41c6067287d9b93e3637ab3b7e8bc7d9cf38d9fdbb2ca9ee8ba1946a46cb555cb7dafcc177fcf7a4b0eb1e5db2249949c1fd15e0b7c1b3616f9e2649bdf074ed841efbdc9f29ee8c8bfcedeaed3dc49378";	
-		expected_M1 = trim(new BigInteger("0b590fde631566d0d3420a898a9b469656e64bfaff165c146b78964eee7920b8", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("04cf3ab3b75dbc4b116ca2fec949bf3deca1e360e016d7ab2b8a49904c534a27", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(trim(new BigInteger(salt, 16).toByteArray()), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "abc";
+        password = "abcdefghi";
+        salt = "be26aac449a093e5";
+        expected_A = trim(new BigInteger("d13973fe4e0e13423cd036caf0912e23a1f9b0c23966f5a5897c8ff17c5cbac8bab7f07d9ac4ee47396a7c68e80ce854c84f243148521277900aaa132a7b93b61e54d742d7f36edb4cdef54bc78cca69ac72653a7ae0fc47ec1e9a84024ea9487a61357e28eddc185e4fe01388e64e6b8f688dd74471d56dd244204522e08483", 16).toByteArray());
+        expected_x = trim(new BigInteger("6325967f1a161efd4e2d6e6fabbfccc32be05139cf82b08fb59c0a0db3f34bcf", 16).toByteArray());
+        a = "fc57e4b1";
+        B = "a6701686d9d987a43f06e8497330c8add8febd191a7a975bced0d058eb03ccc6805263349363b2d54ac435b01155dc41c6067287d9b93e3637ab3b7e8bc7d9cf38d9fdbb2ca9ee8ba1946a46cb555cb7dafcc177fcf7a4b0eb1e5db2249949c1fd15e0b7c1b3616f9e2649bdf074ed841efbdc9f29ee8c8bfcedeaed3dc49378";
+        expected_M1 = trim(new BigInteger("0b590fde631566d0d3420a898a9b469656e64bfaff165c146b78964eee7920b8", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("04cf3ab3b75dbc4b116ca2fec949bf3deca1e360e016d7ab2b8a49904c534a27", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(trim(new BigInteger(salt, 16).toByteArray()), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 6: user and password of real use */
-		username = "parmegv";
-		password = "wR\"P}x@_,:k$`Y<i7PH9\\\\zubHtn[-4MoL+$(?k>Yd*s T`-n.";
-		salt = "40c3f47b99ce8dc9";
-		expected_A = trim(new BigInteger("490b5de7a287c59cefe267441a186ec24f63210fbf28877305f5896eaec5a7245d304ecb2b09d91066e627d7b2c8bf9e5271d882361a435355d1c2d1ac9d3069877189a01d64b2dd73a569e9e96b9a99767dbc02e04c839b09444f48430b113c1827c20b684ae33f5018051169f5acf4913ebd76a205c6f1aa2cc75747687d56", 16).toByteArray());
-		String x_string = "9665839759b4fb9684e7438daecbd6e7129b4ebd3e4a107916e9a64bbbf399c9";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		a = "a72111a2";
-		B = "6574ddce3e33c44a77198fa8b3656627e4a24c8786948e79f0c2588febaa485c94b1deb5e420bd3b46f9a34c7862525452ca7a0542c52f939d9f277a013aeceef7353a7741440f6dd2f6c2f1dc07fa5ca003e305c89c876a3035bd04f546b711d44da06a3ba827bc8affbf9ed46de1bfbc670ef9ed7c0bb8cdc588285d13849e";	
-		expected_M1 = trim(new BigInteger("03bbcf57aeaec89a3a254bb9650a924ea86aa0fdd83fd7274a75b7083f221cf0", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("082cf49ad5a34cc5ca571e3d063aec4bd96e7b96a6d951295180631650a84587", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "parmegv";
+        password = "wR\"P}x@_,:k$`Y<i7PH9\\\\zubHtn[-4MoL+$(?k>Yd*s T`-n.";
+        salt = "40c3f47b99ce8dc9";
+        expected_A = trim(new BigInteger("490b5de7a287c59cefe267441a186ec24f63210fbf28877305f5896eaec5a7245d304ecb2b09d91066e627d7b2c8bf9e5271d882361a435355d1c2d1ac9d3069877189a01d64b2dd73a569e9e96b9a99767dbc02e04c839b09444f48430b113c1827c20b684ae33f5018051169f5acf4913ebd76a205c6f1aa2cc75747687d56", 16).toByteArray());
+        String x_string = "9665839759b4fb9684e7438daecbd6e7129b4ebd3e4a107916e9a64bbbf399c9";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        a = "a72111a2";
+        B = "6574ddce3e33c44a77198fa8b3656627e4a24c8786948e79f0c2588febaa485c94b1deb5e420bd3b46f9a34c7862525452ca7a0542c52f939d9f277a013aeceef7353a7741440f6dd2f6c2f1dc07fa5ca003e305c89c876a3035bd04f546b711d44da06a3ba827bc8affbf9ed46de1bfbc670ef9ed7c0bb8cdc588285d13849e";
+        expected_M1 = trim(new BigInteger("03bbcf57aeaec89a3a254bb9650a924ea86aa0fdd83fd7274a75b7083f221cf0", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("082cf49ad5a34cc5ca571e3d063aec4bd96e7b96a6d951295180631650a84587", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 7: password with ! */
-		username = "parmegvtest3";
-		password = "holahola!";
-		salt = "1bf48d42b9a7ed32";
-		expected_A = trim(new BigInteger("4e2fbe8db5d07f33ff1f4303959b5396dcffc1460b6ce8866fd388415f27fe10f9042986ab8682cdcf9a033e651bca89173688989adad854c91bc1918f98d5c82525fb6f328a8cf74ce1436b23821cba5337aaa20a3e5631e4b957053d542f2b5fc456e888371c9d6b94360b37adb2793eca8db100c24887c459e36d729a98e1", 16).toByteArray());
-		x_string = "363d1d62dda07b2d987a9739ddb5ec32fcad9c7322fb64e87937f2da86c45d9f";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		a = "16dd0cf5";
-		B = "dd5c9c5e13eb5daa6e7303928b3c826cec520ccef429c0dcb785be34c330d5bb89c99d7d94842b6b5c19cac600f884c50b26989b105f397115df7f3d13c5c7c2f6327cc547fc854ae40f09f1f6a104968bd510243feb104eb559e085fe1d720770be2887a1f424c534a3ab962d82e92458f652328bcf9878f95fdcf463d06193";	
-		expected_M1 = trim(new BigInteger("a7ffbff753a547b877f8944339b707b3ce1998da27badf253d56bf39f35308a6", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("5cc3d7f0077e978c83acdef14a725af01488c1728f0cf32cd7013d24faf5d901", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "parmegvtest3";
+        password = "holahola!";
+        salt = "1bf48d42b9a7ed32";
+        expected_A = trim(new BigInteger("4e2fbe8db5d07f33ff1f4303959b5396dcffc1460b6ce8866fd388415f27fe10f9042986ab8682cdcf9a033e651bca89173688989adad854c91bc1918f98d5c82525fb6f328a8cf74ce1436b23821cba5337aaa20a3e5631e4b957053d542f2b5fc456e888371c9d6b94360b37adb2793eca8db100c24887c459e36d729a98e1", 16).toByteArray());
+        x_string = "363d1d62dda07b2d987a9739ddb5ec32fcad9c7322fb64e87937f2da86c45d9f";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        a = "16dd0cf5";
+        B = "dd5c9c5e13eb5daa6e7303928b3c826cec520ccef429c0dcb785be34c330d5bb89c99d7d94842b6b5c19cac600f884c50b26989b105f397115df7f3d13c5c7c2f6327cc547fc854ae40f09f1f6a104968bd510243feb104eb559e085fe1d720770be2887a1f424c534a3ab962d82e92458f652328bcf9878f95fdcf463d06193";
+        expected_M1 = trim(new BigInteger("a7ffbff753a547b877f8944339b707b3ce1998da27badf253d56bf39f35308a6", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("5cc3d7f0077e978c83acdef14a725af01488c1728f0cf32cd7013d24faf5d901", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 8: username and password *was* failing in localhost testProviderAPI*/
-		username = "gg";
-		password = "password";
-		a = "bc925bfb";
-		salt = "ff9ebb44e947cf59";
-		expected_A = trim(new BigInteger("8f434633414faeaf035a0dea8c1cb7876bb1f8ee80d6fee8ea43ae60c4f9658550d825c25f1ed5c6a5543358bbcb559b76958c8047a2e7e5fe0072bc1f16401bcfa77b57651ff50dd665c6f28c302b37c98495eff397a56befead2e5ceffaace45f2ec200520258adb66df751e815e464656d869454e360d98cbc70f9c64fd4c", 16).toByteArray());
-		x_string = "9cad2eca264380dd0b48e3b405e109c1be0615ee6ec92e7105eff5bc3a309fd9";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		B = "9ca2cd50b4c41047e4aa9e4fac9078ae21175e51e04a23877d6c2044765e39959e9a6a3ede99d08a556c196f51a2be12117681b1ef9d0b0498fb2fa4e88649ab9403e743504e3aaefbce8c5cb474eef8f4724ccd076fd33857de510d8509b67f166d986443bc262d776ec20985f617a7aa86e490290ce5d66332c8b45742a527";	
-		expected_M1 = trim(new BigInteger("7a2f768791abaeb954eb7f001bb60d91e6f61e959c8fcdefb58de857af9edaac", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("d78da7e0a23c9b87a2f09cdee05c510c105b4a8d471b47402c38f4cdfa49fe6d", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "gg";
+        password = "password";
+        a = "bc925bfb";
+        salt = "ff9ebb44e947cf59";
+        expected_A = trim(new BigInteger("8f434633414faeaf035a0dea8c1cb7876bb1f8ee80d6fee8ea43ae60c4f9658550d825c25f1ed5c6a5543358bbcb559b76958c8047a2e7e5fe0072bc1f16401bcfa77b57651ff50dd665c6f28c302b37c98495eff397a56befead2e5ceffaace45f2ec200520258adb66df751e815e464656d869454e360d98cbc70f9c64fd4c", 16).toByteArray());
+        x_string = "9cad2eca264380dd0b48e3b405e109c1be0615ee6ec92e7105eff5bc3a309fd9";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        B = "9ca2cd50b4c41047e4aa9e4fac9078ae21175e51e04a23877d6c2044765e39959e9a6a3ede99d08a556c196f51a2be12117681b1ef9d0b0498fb2fa4e88649ab9403e743504e3aaefbce8c5cb474eef8f4724ccd076fd33857de510d8509b67f166d986443bc262d776ec20985f617a7aa86e490290ce5d66332c8b45742a527";
+        expected_M1 = trim(new BigInteger("7a2f768791abaeb954eb7f001bb60d91e6f61e959c8fcdefb58de857af9edaac", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("d78da7e0a23c9b87a2f09cdee05c510c105b4a8d471b47402c38f4cdfa49fe6d", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 9: username and password *was* failing in localhost testProviderAPI*/
-		username = "oo";
-		password = "password";
-		a = "1322ec50";
-		salt = "a93c74934dcadd90";
-		expected_A = trim(new BigInteger("c8e9f30a2f67977ee7e61e9ca5af8bd854b6cc98fe01dbe1b1a4cf002c1e2523b7e49f373a600ff85a84867817ec60fec532857812a07f5c6189f6172f133023af75ca4cb98b758bb84620d0aa3cfc74dc69e0507114c0aeab5a75c3ae3f07a919c5729420f03266c26ed41d1846e07de023ec68dd6830e9ebf129cf51abb571", 16).toByteArray());
-		x_string = "20470538560c4beb4908e6bfe5b0e00da94223e361302a25c898cbdd3724020";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		B = "24f98ede155212bea8b1d8bacf8153735ee8114faa824c57c84df55f8d6072ab87f5ae885ce1062939dbaa68ca6e63147c1d2dc1f751e8be20d8a6f87287a2a83fcb1dc9b85dd406d438aeee5ccbc873603cb399627e26e6444e94b3d5d26764e866776c8960fe206bd33febeca9f55f6291dd2cb832eab69e5373f548adeefb";	
-		expected_M1 = trim(new BigInteger("1b35c705e563bd5239cdccc6627aa877c3023286f49b4b7c21341d2949ca2d15", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("a382025452bad8a6ccd0f703253fda90e7ea7bd0c2d466a389455080a4bd015d", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "oo";
+        password = "password";
+        a = "1322ec50";
+        salt = "a93c74934dcadd90";
+        expected_A = trim(new BigInteger("c8e9f30a2f67977ee7e61e9ca5af8bd854b6cc98fe01dbe1b1a4cf002c1e2523b7e49f373a600ff85a84867817ec60fec532857812a07f5c6189f6172f133023af75ca4cb98b758bb84620d0aa3cfc74dc69e0507114c0aeab5a75c3ae3f07a919c5729420f03266c26ed41d1846e07de023ec68dd6830e9ebf129cf51abb571", 16).toByteArray());
+        x_string = "20470538560c4beb4908e6bfe5b0e00da94223e361302a25c898cbdd3724020";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        B = "24f98ede155212bea8b1d8bacf8153735ee8114faa824c57c84df55f8d6072ab87f5ae885ce1062939dbaa68ca6e63147c1d2dc1f751e8be20d8a6f87287a2a83fcb1dc9b85dd406d438aeee5ccbc873603cb399627e26e6444e94b3d5d26764e866776c8960fe206bd33febeca9f55f6291dd2cb832eab69e5373f548adeefb";
+        expected_M1 = trim(new BigInteger("1b35c705e563bd5239cdccc6627aa877c3023286f49b4b7c21341d2949ca2d15", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("a382025452bad8a6ccd0f703253fda90e7ea7bd0c2d466a389455080a4bd015d", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 10: derived from test 11, discovered that password bytes should be in ISO-8859-1*/
-		username = "nostradamus";
-		password = "$[[//jjiilajfewahug43a89y¿";
-		a = "800f0819";
-		salt = "cfb9ae3ec5433076";
-		expected_A = trim(new BigInteger("2ab09ee2fa01058f2f72fd2142b129f2ec26313801052889bcc4af57ee2e4d5b92c90cdfd6ecd660e82c635b2a091ba1b164e5b371c911ce0c4e69686baa120c58e2e0af84b2adc10da6cdfb0b579a1685032c57fd6ed1306d9713a562eddf5c833725042e825fa1abc7017f74760cb53d8c755ffe628c510022c296d1cd3584", 16).toByteArray());
-		x_string = "9736a5e386a18f35bb08cac0f7c70bdbe120f2efe019874d0eb23b85b1955858";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		B = "2d19fe17dca1bda01044a0f406547895c32a10df2b0e69676de911273a8685d294763c4d16b3663f722b8980126e2c659efd33ffc6435a9594a2539e726c48e365893b3374670bd1958c13f55c2defa8ea9c0f9ba1345a5dca0e78debba434c8b755353d066d42bc5dfe0403fdcacfe5efd25c685f883ee6766c710b775c50f2";	
-		expected_M1 = trim(new BigInteger("a33feada1771c6f53e9343f5b9e69d51d4f15043c95fb663b6dd5b1c7af6f66b", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("9e99f9adfbfaa7add3626ed6e6aea94c9fa60dab6b8d56ad0cc950548f577d32", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
+        username = "nostradamus";
+        password = "$[[//jjiilajfewahug43a89y¿";
+        a = "800f0819";
+        salt = "cfb9ae3ec5433076";
+        expected_A = trim(new BigInteger("2ab09ee2fa01058f2f72fd2142b129f2ec26313801052889bcc4af57ee2e4d5b92c90cdfd6ecd660e82c635b2a091ba1b164e5b371c911ce0c4e69686baa120c58e2e0af84b2adc10da6cdfb0b579a1685032c57fd6ed1306d9713a562eddf5c833725042e825fa1abc7017f74760cb53d8c755ffe628c510022c296d1cd3584", 16).toByteArray());
+        x_string = "9736a5e386a18f35bb08cac0f7c70bdbe120f2efe019874d0eb23b85b1955858";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        B = "2d19fe17dca1bda01044a0f406547895c32a10df2b0e69676de911273a8685d294763c4d16b3663f722b8980126e2c659efd33ffc6435a9594a2539e726c48e365893b3374670bd1958c13f55c2defa8ea9c0f9ba1345a5dca0e78debba434c8b755353d066d42bc5dfe0403fdcacfe5efd25c685f883ee6766c710b775c50f2";
+        expected_M1 = trim(new BigInteger("a33feada1771c6f53e9343f5b9e69d51d4f15043c95fb663b6dd5b1c7af6f66b", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("9e99f9adfbfaa7add3626ed6e6aea94c9fa60dab6b8d56ad0cc950548f577d32", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
 		
 		/* Test 11: username and password failing in localhost testProviderAPI*/
-		username = "nostradamus";
-		password = "$[['//\"jjiilajfewahug43a89y¿";
-		a = "5bfbc968";
-		salt = "1bcae1065951bbf5";
-		expected_A = trim(new BigInteger("7a74c254d46dd6010a7090e574817a03f32ba13f98ed3c695d96f09c9d334e591771541400e68b6d27a19e734baccf3965ca79c0294ffbf553716b41fbca627c7cd3ea4a0d1c640c22411881696f59ad7ed8ce6ef7010e43f57fb3858aa4c3479dd41e4073afadb6a516c41f649b8cf30dea6366efa711c5106c83ea71b00da4", 16).toByteArray());
-		x_string = "9834210874c883db35785ee6648079e13d22450c472d6469192ea775ff50c646";
-		expected_x = trim(new BigInteger(x_string, 16).toByteArray());
-		assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
-		B = "285b00c034da5676dd8938ce6a7b717968fef2e5f479ecca6d95828a6ce809dd37893752c956245b5d13315987c50e57cc68aa4f770ff9ce977ddfd65052f278b90545286cf32b3d18307140514e0fe2269fc0437fb16104358f6fa127dc97281a017582759644862d736f48025f2b35cb1662067c11f2fcf0753e2f72c9e028";	
-		expected_M1 = trim(new BigInteger("fedbaff9d9a19efc4eea949b045297a6a3121cf371e2acdda85a2a1ca61c929d", 16).toByteArray());
-		expected_M2 = trim(new BigInteger("ffccafa0febc1771a428082b30b7ce409856de4581c7d7d986f5b80015aba0d3", 16).toByteArray());
-
-		a_byte = new BigInteger(a, 16).toByteArray();
-		client = new LeapSRPSession(username, password, a_byte);
-		
-		x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
-		assertTrue(Arrays.equals(x, expected_x));
-		assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
-		
-		A = client.exponential();
-		assertTrue(Arrays.equals(A, expected_A));
-		
-		M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
-		
-		assertTrue(Arrays.equals(M1, expected_M1));
-		
-		verified = client.verify(expected_M2);
-		assertTrue(verified);
-	}
-
-    public void testSignUpMath() throws NoSuchAlgorithmException{
-	String username = "parmegvtest29";
-	String password = "holahola2";
-	byte[] salt = new BigInteger("67e8348d1500d26c", 16).toByteArray();
-	
-	LeapSRPSession client = new LeapSRPSession(username, password);
-
-	String expected_v = "12bea84e588ffa2f8fc5ae47cb5e751a8f2d9e8125268ad9ab483eff83f98cb08484350eb478bee582b8b72363ff8e7b12e9f332e86f7a0bd77689927c609d275471c6ad2cff8b1e7bbfc3664169c3b7bccb0b974154c1f1656b64274568015ca1b849c9d9890ae4437ed686341b432340809b81c30727ed2aadea8bdec6d101";
-	
-	assertEquals(expected_v, client.calculateV(username, password, salt).toString(16));
+        username = "nostradamus";
+        password = "$[['//\"jjiilajfewahug43a89y¿";
+        a = "5bfbc968";
+        salt = "1bcae1065951bbf5";
+        expected_A = trim(new BigInteger("7a74c254d46dd6010a7090e574817a03f32ba13f98ed3c695d96f09c9d334e591771541400e68b6d27a19e734baccf3965ca79c0294ffbf553716b41fbca627c7cd3ea4a0d1c640c22411881696f59ad7ed8ce6ef7010e43f57fb3858aa4c3479dd41e4073afadb6a516c41f649b8cf30dea6366efa711c5106c83ea71b00da4", 16).toByteArray());
+        x_string = "9834210874c883db35785ee6648079e13d22450c472d6469192ea775ff50c646";
+        expected_x = trim(new BigInteger(x_string, 16).toByteArray());
+        assertEquals(new BigInteger(1, expected_x).toString(16), x_string);
+        B = "285b00c034da5676dd8938ce6a7b717968fef2e5f479ecca6d95828a6ce809dd37893752c956245b5d13315987c50e57cc68aa4f770ff9ce977ddfd65052f278b90545286cf32b3d18307140514e0fe2269fc0437fb16104358f6fa127dc97281a017582759644862d736f48025f2b35cb1662067c11f2fcf0753e2f72c9e028";
+        expected_M1 = trim(new BigInteger("fedbaff9d9a19efc4eea949b045297a6a3121cf371e2acdda85a2a1ca61c929d", 16).toByteArray());
+        expected_M2 = trim(new BigInteger("ffccafa0febc1771a428082b30b7ce409856de4581c7d7d986f5b80015aba0d3", 16).toByteArray());
+
+        a_byte = new BigInteger(a, 16).toByteArray();
+        client = new LeapSRPSession(username, password, a_byte);
+
+        x = client.calculatePasswordHash(username, password, trim(new BigInteger(salt, 16).toByteArray()));
+        assertTrue(Arrays.equals(x, expected_x));
+        assertEquals(new BigInteger(1, expected_x).toString(16), new BigInteger(1, x).toString(16));
+
+        A = client.exponential();
+        assertTrue(Arrays.equals(A, expected_A));
+
+        M1 = client.response(new BigInteger(salt, 16).toByteArray(), new BigInteger(B, 16).toByteArray());
+
+        assertTrue(Arrays.equals(M1, expected_M1));
+
+        verified = client.verify(expected_M2);
+        assertTrue(verified);
+    }
+
+    public void testSignUpMath() throws NoSuchAlgorithmException {
+        String username = "parmegvtest29";
+        String password = "holahola2";
+        byte[] salt = new BigInteger("67e8348d1500d26c", 16).toByteArray();
+
+        LeapSRPSession client = new LeapSRPSession(username, password);
+
+        String expected_v = "12bea84e588ffa2f8fc5ae47cb5e751a8f2d9e8125268ad9ab483eff83f98cb08484350eb478bee582b8b72363ff8e7b12e9f332e86f7a0bd77689927c609d275471c6ad2cff8b1e7bbfc3664169c3b7bccb0b974154c1f1656b64274568015ca1b849c9d9890ae4437ed686341b432340809b81c30727ed2aadea8bdec6d101";
+
+        assertEquals(expected_v, client.calculateV(username, password, salt).toString(16));
+    }
+
+    public byte[] trim(byte[] in) {
+        if (in.length == 0 || in[0] != 0)
+            return in;
+
+        int len = in.length;
+        int i = 1;
+        while (in[i] == 0 && i < len)
+            ++i;
+        byte[] ret = new byte[len - i];
+        System.arraycopy(in, i, ret, 0, len - i);
+        return ret;
     }
-    
-	public byte[] trim(byte[] in) {
-		if(in.length == 0 || in[0] != 0)
-			return in;
-
-		int len = in.length;
-		int i = 1;
-		while(in[i] == 0 && i < len)
-			++i;
-		byte[] ret = new byte[len - i];
-		System.arraycopy(in, i, ret, 0, len - i);
-		return ret;
-	}
 
 }
diff --git a/app/src/androidTest/java/se/leap/bitmaskclient/test/testVpnCertificateValidator.java b/app/src/androidTest/java/se/leap/bitmaskclient/test/testVpnCertificateValidator.java
index cd1d6c3b..672607be 100644
--- a/app/src/androidTest/java/se/leap/bitmaskclient/test/testVpnCertificateValidator.java
+++ b/app/src/androidTest/java/se/leap/bitmaskclient/test/testVpnCertificateValidator.java
@@ -56,11 +56,11 @@ public class testVpnCertificateValidator extends InstrumentationTestCase {
     }
 
     private void setTime(int year, int month, int day) {
-            shellCommand("adb shell chmod 666 /dev/alarm");
-            Calendar c = Calendar.getInstance();
-            c.set(year, month, day, 12, 00, 00);
-            SystemClock.setCurrentTimeMillis(c.getTimeInMillis());
-            shellCommand("adb shell chmod 664 /dev/alarm");
+        shellCommand("adb shell chmod 666 /dev/alarm");
+        Calendar c = Calendar.getInstance();
+        c.set(year, month, day, 12, 00, 00);
+        SystemClock.setCurrentTimeMillis(c.getTimeInMillis());
+        shellCommand("adb shell chmod 664 /dev/alarm");
     }
 
     private int shellCommand(String command) {
diff --git a/app/src/debug/java/se/leap/bitmaskclient/ConfigurationWizard.java b/app/src/debug/java/se/leap/bitmaskclient/ConfigurationWizard.java
index ed2a063c..59d77d83 100644
--- a/app/src/debug/java/se/leap/bitmaskclient/ConfigurationWizard.java
+++ b/app/src/debug/java/se/leap/bitmaskclient/ConfigurationWizard.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributors
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -28,39 +28,43 @@ import java.net.*;
 import java.util.*;
 
 import butterknife.*;
-import org.jetbrains.annotations.NotNull;
+
+import org.jetbrains.annotations.*;
 import org.json.*;
 
-import javax.inject.Inject;
+import javax.inject.*;
 
 import se.leap.bitmaskclient.DownloadFailedDialog.DownloadFailedDialogInterface;
 import se.leap.bitmaskclient.NewProviderDialog.NewProviderDialogInterface;
 import se.leap.bitmaskclient.ProviderAPIResultReceiver.Receiver;
 import se.leap.bitmaskclient.ProviderDetailFragment.ProviderDetailFragmentInterface;
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
-import se.leap.bitmaskclient.eip.Constants;
+import se.leap.bitmaskclient.eip.*;
 
 /**
  * Activity that builds and shows the list of known available providers.
- * 
+ * <p/>
  * It also allows the user to enter custom providers with a button.
- * 
- * @author parmegv
  *
+ * @author parmegv
  */
 public class ConfigurationWizard extends Activity
-implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
+        implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
 
-    @InjectView(R.id.progressbar_configuration_wizard) ProgressBar mProgressBar;
-    @InjectView(R.id.progressbar_description) TextView progressbar_description;
+    @InjectView(R.id.progressbar_configuration_wizard)
+    ProgressBar mProgressBar;
+    @InjectView(R.id.progressbar_description)
+    TextView progressbar_description;
 
-    @InjectView(R.id.provider_list) ListView provider_list_view;
-    @Inject ProviderListAdapter adapter;
+    @InjectView(R.id.provider_list)
+    ListView provider_list_view;
+    @Inject
+    ProviderListAdapter adapter;
 
     private ProviderManager provider_manager;
     private Intent mConfigState = new Intent();
     private Provider selected_provider;
-	
+
     final public static String TAG = ConfigurationWizard.class.getSimpleName();
 
     final protected static String PROVIDER_SET = "PROVIDER SET";
@@ -68,7 +72,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
     final private static String PROGRESSBAR_TEXT = TAG + "PROGRESSBAR_TEXT";
     final private static String PROGRESSBAR_NUMBER = TAG + "PROGRESSBAR_NUMBER";
-    
+
     public ProviderAPIResultReceiver providerAPI_result_receiver;
     private ProviderAPIBroadcastReceiver_Update providerAPI_broadcast_receiver_update;
 
@@ -86,14 +90,14 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         adapter = new ProviderListAdapter(getLayoutInflater(), providerRendererBuilder, provider_manager);
         provider_list_view.setAdapter(adapter);
     }
-    
+
     @Override
     protected void onSaveInstanceState(@NotNull Bundle outState) {
-        if(mProgressBar != null)
+        if (mProgressBar != null)
             outState.putInt(PROGRESSBAR_NUMBER, mProgressBar.getProgress());
-        if(progressbar_description != null)
+        if (progressbar_description != null)
             outState.putString(PROGRESSBAR_TEXT, progressbar_description.getText().toString());
-        if(selected_provider != null)
+        if (selected_provider != null)
             outState.putParcelable(Provider.KEY, selected_provider);
         super.onSaveInstanceState(outState);
     }
@@ -107,11 +111,11 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
         setUpInitialUI();
 
-	initProviderList();
+        initProviderList();
 
-        if(savedInstanceState != null)
+        if (savedInstanceState != null)
             restoreState(savedInstanceState);
-	    setUpProviderAPIResultReceiver();
+        setUpProviderAPIResultReceiver();
     }
 
     private void restoreState(Bundle savedInstanceState) {
@@ -120,7 +124,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         selected_provider = savedInstanceState.getParcelable(Provider.KEY);
         progress = savedInstanceState.getInt(PROGRESSBAR_NUMBER, -1);
 
-        if(fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && setting_up_provider) {
+        if (fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && setting_up_provider) {
             if (selected_provider != null)
                 onItemSelectedUi(selected_provider);
             if (progress > 0)
@@ -132,7 +136,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
     @Override
     protected void onPostResume() {
         super.onPostResume();
-        if(!progressbar_text.isEmpty() && !provider_name.isEmpty() && progress != -1) {
+        if (!progressbar_text.isEmpty() && !provider_name.isEmpty() && progress != -1) {
             progressbar_description.setText(progressbar_text);
             mProgressBar.setProgress(progress);
 
@@ -148,82 +152,81 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
         hideProgressBar();
     }
-    
-    private void hideProgressBar() {	
-	mProgressBar.setVisibility(ProgressBar.INVISIBLE);
-	progressbar_description.setVisibility(TextView.INVISIBLE);
+
+    private void hideProgressBar() {
+        mProgressBar.setVisibility(ProgressBar.INVISIBLE);
+        progressbar_description.setVisibility(TextView.INVISIBLE);
     }
 
     @Override
     protected void onDestroy() {
-	super.onDestroy();
-	if(providerAPI_broadcast_receiver_update != null)
-	    unregisterReceiver(providerAPI_broadcast_receiver_update);
+        super.onDestroy();
+        if (providerAPI_broadcast_receiver_update != null)
+            unregisterReceiver(providerAPI_broadcast_receiver_update);
     }
 
     private void setUpProviderAPIResultReceiver() {
         providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
         providerAPI_result_receiver.setReceiver(this);
-	providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update();
-	
-	IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR);
-	update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT);
-	registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter);
+        providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update();
+
+        IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR);
+        update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT);
+        registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter);
     }
 
     @Override
     public void onReceiveResult(int resultCode, Bundle resultData) {
-	if(resultCode == ProviderAPI.PROVIDER_OK) {
-	    mConfigState.setAction(PROVIDER_SET);
+        if (resultCode == ProviderAPI.PROVIDER_OK) {
+            mConfigState.setAction(PROVIDER_SET);
 
             try {
                 String provider_json_string = preferences.getString(Provider.KEY, "");
-                if(!provider_json_string.isEmpty())
-		    selected_provider.define(new JSONObject(provider_json_string));
+                if (!provider_json_string.isEmpty())
+                    selected_provider.define(new JSONObject(provider_json_string));
             } catch (JSONException e) {
                 e.printStackTrace();
             }
 
-	    if (preferences.getBoolean(Constants.ALLOWED_ANON, false)){
-		mConfigState.putExtra(SERVICES_RETRIEVED, true);
-		
-		downloadVpnCertificate();
-	    } else {
-		mProgressBar.incrementProgressBy(1);
-		hideProgressBar();
-		
-		setResult(RESULT_OK);
-
-		showProviderDetails();
-	    }
-	} else if(resultCode == ProviderAPI.PROVIDER_NOK) {
-	    hideProgressBar();
-	    preferences.edit().remove(Provider.KEY).apply();
-	    setting_up_provider = false;
-	    
-	    setResult(RESULT_CANCELED, mConfigState);
-	    
-	    String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
-	    showDownloadFailedDialog(reason_to_fail);
-	}
-	else if(resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    mProgressBar.incrementProgressBy(1);
-	    hideProgressBar();
-
-	    showProviderDetails();
-
-	    setResult(RESULT_OK);
-	} else if(resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    hideProgressBar();
-	    cancelSettingUpProvider();
-        Toast.makeText(getApplicationContext(), R.string.provider_problem, Toast.LENGTH_LONG).show();
-	    setResult(RESULT_CANCELED, mConfigState);
-	} else if(resultCode == AboutActivity.VIEWED) {
-	    // Do nothing, right now
-	    // I need this for CW to wait for the About activity to end before going back to Dashboard.
-	}
-    }
-    
+            if (preferences.getBoolean(Constants.ALLOWED_ANON, false)) {
+                mConfigState.putExtra(SERVICES_RETRIEVED, true);
+
+                downloadVpnCertificate();
+            } else {
+                mProgressBar.incrementProgressBy(1);
+                hideProgressBar();
+
+                setResult(RESULT_OK);
+
+                showProviderDetails();
+            }
+        } else if (resultCode == ProviderAPI.PROVIDER_NOK) {
+            hideProgressBar();
+            preferences.edit().remove(Provider.KEY).apply();
+            setting_up_provider = false;
+
+            setResult(RESULT_CANCELED, mConfigState);
+
+            String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
+            showDownloadFailedDialog(reason_to_fail);
+        } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
+            mProgressBar.incrementProgressBy(1);
+            hideProgressBar();
+
+            showProviderDetails();
+
+            setResult(RESULT_OK);
+        } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
+            hideProgressBar();
+            cancelSettingUpProvider();
+            Toast.makeText(getApplicationContext(), R.string.provider_problem, Toast.LENGTH_LONG).show();
+            setResult(RESULT_CANCELED, mConfigState);
+        } else if (resultCode == AboutActivity.VIEWED) {
+            // Do nothing, right now
+            // I need this for CW to wait for the About activity to end before going back to Dashboard.
+        }
+    }
+
     @OnItemClick(R.id.provider_list)
     void onItemSelected(int position) {
         //TODO Code 2 pane view
@@ -234,7 +237,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
     private void onItemSelectedLogic(Provider selected_provider) {
         boolean danger_on = true;
-        if(preferences.contains(ProviderItem.DANGER_ON))
+        if (preferences.contains(ProviderItem.DANGER_ON))
             danger_on = preferences.getBoolean(ProviderItem.DANGER_ON, false);
         setUpProvider(selected_provider.mainUrl(), danger_on);
     }
@@ -243,24 +246,24 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         startProgressBar();
         adapter.hideAllBut(adapter.indexOf(provider));
     }
-    
+
     @Override
     public void onBackPressed() {
-    	if(setting_up_provider) {
-	    stopSettingUpProvider();
-    	} else {
-	    askDashboardToQuitApp();
-	    super.onBackPressed();
-    	}
-    }
-    
+        if (setting_up_provider) {
+            stopSettingUpProvider();
+        } else {
+            askDashboardToQuitApp();
+            super.onBackPressed();
+        }
+    }
+
     private void stopSettingUpProvider() {
-	ProviderAPI.stop();
-	mProgressBar.setVisibility(ProgressBar.GONE);
-	mProgressBar.setProgress(0);
-	progressbar_description.setVisibility(TextView.GONE);
+        ProviderAPI.stop();
+        mProgressBar.setVisibility(ProgressBar.GONE);
+        mProgressBar.setProgress(0);
+        progressbar_description.setVisibility(TextView.GONE);
 
-	cancelSettingUpProvider();
+        cancelSettingUpProvider();
     }
 
     public void cancelSettingUpProvider() {
@@ -268,11 +271,11 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         setting_up_provider = false;
         preferences.edit().remove(Provider.KEY).remove(ProviderItem.DANGER_ON).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();
     }
-    
+
     private void askDashboardToQuitApp() {
-	Intent ask_quit = new Intent();
-	ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
-	setResult(RESULT_CANCELED, ask_quit);
+        Intent ask_quit = new Intent();
+        ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
+        setResult(RESULT_CANCELED, ask_quit);
     }
 
     private void startProgressBar() {
@@ -281,88 +284,89 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         mProgressBar.setProgress(0);
         mProgressBar.setMax(3);
 
-	int measured_height = listItemHeight();
-	mProgressBar.setTranslationY(measured_height);
-	progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
+        int measured_height = listItemHeight();
+        mProgressBar.setTranslationY(measured_height);
+        progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
     }
-    
+
     private int listItemHeight() {
         View listItem = adapter.getView(0, null, provider_list_view);
         listItem.setLayoutParams(new RelativeLayout.LayoutParams(
-								 RelativeLayout.LayoutParams.WRAP_CONTENT,
-								 RelativeLayout.LayoutParams.WRAP_CONTENT));
+                RelativeLayout.LayoutParams.WRAP_CONTENT,
+                RelativeLayout.LayoutParams.WRAP_CONTENT));
         WindowManager wm = (WindowManager) getApplicationContext()
-	    .getSystemService(Context.WINDOW_SERVICE);
+                .getSystemService(Context.WINDOW_SERVICE);
         Display display = wm.getDefaultDisplay();
         int screenWidth = display.getWidth(); // deprecated
 
         int listViewWidth = screenWidth - 10 - 10;
         int widthSpec = View.MeasureSpec.makeMeasureSpec(listViewWidth,
-							 View.MeasureSpec.AT_MOST);
+                View.MeasureSpec.AT_MOST);
         listItem.measure(widthSpec, 0);
 
         return listItem.getMeasuredHeight();
     }
-    
+
     /**
      * Asks ProviderAPI to download an anonymous (anon) VPN certificate.
      */
     private void downloadVpnCertificate() {
-	Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        Intent provider_API_command = new Intent(this, ProviderAPI.class);
 
-	provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
-	provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
-	startService(provider_API_command);
+        provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
+        provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+        startService(provider_API_command);
     }
-	
+
     /**
      * Open the new provider dialog
      */
     public void addAndSelectNewProvider() {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
         new NewProviderDialog().show(fragment_transaction, NewProviderDialog.TAG);
     }
-	
+
     /**
      * Open the new provider dialog with data
      */
     public void addAndSelectNewProvider(String main_url, boolean danger_on) {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
-	    
-	DialogFragment newFragment = new NewProviderDialog();
-	Bundle data = new Bundle();
-	data.putString(Provider.MAIN_URL, main_url);
-	data.putBoolean(ProviderItem.DANGER_ON, danger_on);
-	newFragment.setArguments(data);
-	newFragment.show(fragment_transaction, NewProviderDialog.TAG);
-    }
-	
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
+
+        DialogFragment newFragment = new NewProviderDialog();
+        Bundle data = new Bundle();
+        data.putString(Provider.MAIN_URL, main_url);
+        data.putBoolean(ProviderItem.DANGER_ON, danger_on);
+        newFragment.setArguments(data);
+        newFragment.show(fragment_transaction, NewProviderDialog.TAG);
+    }
+
     /**
-     * Once selected a provider, this fragment offers the user to log in, 
-     * use it anonymously (if possible) 
+     * Once selected a provider, this fragment offers the user to log in,
+     * use it anonymously (if possible)
      * or cancel his/her election pressing the back button.
+     *
      * @param reason_to_fail
      */
     public void showDownloadFailedDialog(String reason_to_fail) {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG);
-		
-	DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail);
-	newFragment.show(fragment_transaction, DownloadFailedDialog.TAG);
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG);
+
+        DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail);
+        newFragment.show(fragment_transaction, DownloadFailedDialog.TAG);
     }
 
     /**
-     * Once selected a provider, this fragment offers the user to log in, 
-     * use it anonymously (if possible) 
+     * Once selected a provider, this fragment offers the user to log in,
+     * use it anonymously (if possible)
      * or cancel his/her election pressing the back button.
      */
     private void showProviderDetails() {
-	if(setting_up_provider) {
-	    FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG);
+        if (setting_up_provider) {
+            FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG);
 
-	    DialogFragment newFragment = ProviderDetailFragment.newInstance();
-	    newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
-        setting_up_provider = false;
-	}
+            DialogFragment newFragment = ProviderDetailFragment.newInstance();
+            newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
+            setting_up_provider = false;
+        }
     }
 
     public void showAndSelectProvider(String provider_main_url, boolean danger_on) {
@@ -377,92 +381,94 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
     }
 
     private void autoSelectProvider(Provider provider, boolean danger_on) {
-	preferences.edit().putBoolean(ProviderItem.DANGER_ON, danger_on).apply();
+        preferences.edit().putBoolean(ProviderItem.DANGER_ON, danger_on).apply();
         selected_provider = provider;
         onItemSelectedLogic(selected_provider);
         onItemSelectedUi(selected_provider);
     }
-	
+
     /**
      * Asks ProviderAPI to download a new provider.json file
+     *
      * @param provider_main_url
-     * @param danger_on tells if HTTPS client should bypass certificate errors
+     * @param danger_on         tells if HTTPS client should bypass certificate errors
      */
     public void setUpProvider(URL provider_main_url, boolean danger_on) {
-	Intent provider_API_command = new Intent(this, ProviderAPI.class);
-	Bundle parameters = new Bundle();
-	parameters.putString(Provider.MAIN_URL, provider_main_url.toString());
-	parameters.putBoolean(ProviderItem.DANGER_ON, danger_on);
+        Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        Bundle parameters = new Bundle();
+        parameters.putString(Provider.MAIN_URL, provider_main_url.toString());
+        parameters.putBoolean(ProviderItem.DANGER_ON, danger_on);
 
-	provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
-	provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters);
-	provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+        provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
+        provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters);
+        provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
 
-	startService(provider_API_command);
-	setting_up_provider = true;
+        startService(provider_API_command);
+        setting_up_provider = true;
     }
 
     public void retrySetUpProvider() {
-	cancelSettingUpProvider();
-	if(!ProviderAPI.caCertDownloaded()) {
-	    addAndSelectNewProvider(ProviderAPI.lastProviderMainUrl(), ProviderAPI.lastDangerOn());
-	} else {
-	    Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        cancelSettingUpProvider();
+        if (!ProviderAPI.caCertDownloaded()) {
+            addAndSelectNewProvider(ProviderAPI.lastProviderMainUrl(), ProviderAPI.lastDangerOn());
+        } else {
+            Intent provider_API_command = new Intent(this, ProviderAPI.class);
 
-	    provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
-	    provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+            provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
+            provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
 
-	    startService(provider_API_command);
-	}
+            startService(provider_API_command);
+        }
     }
+
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-	getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu);
-	return true;
+        getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu);
+        return true;
     }
-	
+
     @Override
-    public boolean onOptionsItemSelected(MenuItem item){
-	switch (item.getItemId()){
-	case R.id.about_leap:
-	    startActivityForResult(new Intent(this, AboutActivity.class), 0);
-	    return true;
-	case R.id.new_provider:
-	    addAndSelectNewProvider();
-	    return true;
-	default:
-	    return super.onOptionsItemSelected(item);
-	}
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.about_leap:
+                startActivityForResult(new Intent(this, AboutActivity.class), 0);
+                return true;
+            case R.id.new_provider:
+                addAndSelectNewProvider();
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
     }
 
     public void showAllProviders() {
         adapter.showAllProviders();
     }
-		
+
     @Override
     public void login() {
-	Intent ask_login = new Intent();
-	ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG);
+        Intent ask_login = new Intent();
+        ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG);
         ask_login.putExtra(Provider.KEY, selected_provider);
-	setResult(RESULT_OK, ask_login);
-	setting_up_provider = false;
-	finish();
+        setResult(RESULT_OK, ask_login);
+        setting_up_provider = false;
+        finish();
     }
 
     @Override
     public void use_anonymously() {
         Intent pass_provider = new Intent();
         pass_provider.putExtra(Provider.KEY, selected_provider);
-	setResult(RESULT_OK, pass_provider);
-	setting_up_provider = false;
-	finish();
+        setResult(RESULT_OK, pass_provider);
+        setting_up_provider = false;
+        finish();
     }
 
     public class ProviderAPIBroadcastReceiver_Update extends BroadcastReceiver {
-	@Override
-	public void onReceive(Context context, Intent intent) {
-	    int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0);
-	    mProgressBar.setProgress(update);
-	}
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0);
+            mProgressBar.setProgress(update);
+        }
     }
 }
diff --git a/app/src/debug/java/se/leap/bitmaskclient/NewProviderDialog.java b/app/src/debug/java/se/leap/bitmaskclient/NewProviderDialog.java
index 8fe1c3eb..c1426708 100644
--- a/app/src/debug/java/se/leap/bitmaskclient/NewProviderDialog.java
+++ b/app/src/debug/java/se/leap/bitmaskclient/NewProviderDialog.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -14,28 +14,21 @@
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
- package se.leap.bitmaskclient;
+package se.leap.bitmaskclient;
 
-import butterknife.ButterKnife;
-import butterknife.InjectView;
+import butterknife.*;
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.app.DialogFragment;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.CheckBox;
-import android.widget.EditText;
-import android.widget.Toast;
+
+import android.app.*;
+import android.content.*;
+import android.os.*;
+import android.view.*;
+import android.widget.*;
 
 /**
  * Implements the new custom provider dialog.
- * 
- * @author parmegv
  *
+ * @author parmegv
  */
 public class NewProviderDialog extends DialogFragment {
 
@@ -46,17 +39,17 @@ public class NewProviderDialog extends DialogFragment {
     @InjectView(R.id.danger_checkbox)
     CheckBox danger_checkbox;
 
-	public interface NewProviderDialogInterface {
+    public interface NewProviderDialogInterface {
         public void showAndSelectProvider(String url_provider, boolean danger_on);
     }
 
-	NewProviderDialogInterface interface_with_ConfigurationWizard;
-	
+    NewProviderDialogInterface interface_with_ConfigurationWizard;
+
     @Override
     public void onAttach(Activity activity) {
         super.onAttach(activity);
         try {
-        	interface_with_ConfigurationWizard = (NewProviderDialogInterface) activity;
+            interface_with_ConfigurationWizard = (NewProviderDialogInterface) activity;
         } catch (ClassCastException e) {
             throw new ClassCastException(activity.toString()
                     + " must implement NoticeDialogListener");
@@ -64,59 +57,61 @@ public class NewProviderDialog extends DialogFragment {
     }
 
     @Override
-	public Dialog onCreateDialog(Bundle savedInstanceState) {
-		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
-		LayoutInflater inflater = getActivity().getLayoutInflater();
-		View view = inflater.inflate(R.layout.new_provider_dialog, null);
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        LayoutInflater inflater = getActivity().getLayoutInflater();
+        View view = inflater.inflate(R.layout.new_provider_dialog, null);
         ButterKnife.inject(this, view);
         Bundle arguments = getArguments();
-		if(arguments != null) {
+        if (arguments != null) {
             url_input_field.setText(arguments.getString(Provider.MAIN_URL, ""));
             danger_checkbox.setActivated(arguments.getBoolean(ProviderItem.DANGER_ON, false));
         }
-		
-		builder.setView(view)
-			.setMessage(R.string.introduce_new_provider)
-			.setPositiveButton(R.string.save, new DialogInterface.OnClickListener() {
-				public void onClick(DialogInterface dialog, int id) {
-                    saveProvider();
-				}
-			})
-			.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
-				public void onClick(DialogInterface dialog, int id) {
-					dialog.cancel();
-				}
-			});
-		// Create the AlertDialog object and return it
-		return builder.create();
-	}
+
+        builder.setView(view)
+                .setMessage(R.string.introduce_new_provider)
+                .setPositiveButton(R.string.save, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        saveProvider();
+                    }
+                })
+                .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        dialog.cancel();
+                    }
+                });
+        // Create the AlertDialog object and return it
+        return builder.create();
+    }
 
     private void saveProvider() {
         String entered_url = url_input_field.getText().toString().trim();
-        if(!entered_url.startsWith("https://")) {
-            if (entered_url.startsWith("http://")){
+        if (!entered_url.startsWith("https://")) {
+            if (entered_url.startsWith("http://")) {
                 entered_url = entered_url.substring("http://".length());
             }
             entered_url = "https://".concat(entered_url);
         }
         boolean danger_on = danger_checkbox.isChecked();
-        if(validURL(entered_url)) {
+        if (validURL(entered_url)) {
             interface_with_ConfigurationWizard.showAndSelectProvider(entered_url, danger_on);
             Toast.makeText(getActivity().getApplicationContext(), R.string.valid_url_entered, Toast.LENGTH_LONG).show();
         } else {
             url_input_field.setText("");
             danger_checkbox.setChecked(false);
-            Toast.makeText(getActivity().getApplicationContext(), R.string.not_valid_url_entered, Toast.LENGTH_LONG).show();;
+            Toast.makeText(getActivity().getApplicationContext(), R.string.not_valid_url_entered, Toast.LENGTH_LONG).show();
+            ;
         }
     }
 
     /**
      * Checks if the entered url is valid or not.
+     *
      * @param entered_url
      * @return true if it's not empty nor contains only the protocol.
      */
-	boolean validURL(String entered_url) {
-		//return !entered_url.isEmpty() && entered_url.matches("http[s]?://.+") && !entered_url.replaceFirst("http[s]?://", "").isEmpty();
-		return android.util.Patterns.WEB_URL.matcher(entered_url).matches();
-	}
+    boolean validURL(String entered_url) {
+        //return !entered_url.isEmpty() && entered_url.matches("http[s]?://.+") && !entered_url.replaceFirst("http[s]?://", "").isEmpty();
+        return android.util.Patterns.WEB_URL.matcher(entered_url).matches();
+    }
 }
diff --git a/app/src/debug/java/se/leap/bitmaskclient/ProviderAPI.java b/app/src/debug/java/se/leap/bitmaskclient/ProviderAPI.java
index 57c4d067..0b24e1c9 100644
--- a/app/src/debug/java/se/leap/bitmaskclient/ProviderAPI.java
+++ b/app/src/debug/java/se/leap/bitmaskclient/ProviderAPI.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,19 +16,22 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.IntentService;
+import android.app.*;
 import android.content.*;
 import android.os.*;
 import android.util.*;
+
 import java.io.*;
-import java.math.BigInteger;
+import java.math.*;
 import java.net.*;
 import java.security.*;
 import java.security.cert.*;
-import java.security.interfaces.RSAPrivateKey;
+import java.security.interfaces.*;
 import java.util.*;
+
 import javax.net.ssl.*;
-import org.apache.http.client.ClientProtocolException;
+
+import org.apache.http.client.*;
 import org.json.*;
 
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
@@ -36,94 +39,89 @@ import se.leap.bitmaskclient.eip.*;
 
 /**
  * Implements HTTP api methods used to manage communications with the provider server.
- * 
+ * <p/>
  * It's an IntentService because it downloads data from the Internet, so it operates in the background.
- *  
+ *
  * @author parmegv
  * @author MeanderingCode
- *
  */
 public class ProviderAPI extends IntentService {
-	
+
     final public static String
-    TAG = ProviderAPI.class.getSimpleName(),
-    SET_UP_PROVIDER = "setUpProvider",
-    DOWNLOAD_NEW_PROVIDER_DOTJSON = "downloadNewProviderDotJSON",
-    SIGN_UP = "srpRegister",
-    LOG_IN = "srpAuth",
-    LOG_OUT = "logOut",
-    DOWNLOAD_CERTIFICATE = "downloadUserAuthedCertificate",
-    PARAMETERS = "parameters",
-    RESULT_KEY = "result",
-    RECEIVER_KEY = "receiver",
-    ERRORS = "errors",
-    UPDATE_PROGRESSBAR = "update_progressbar",
-    CURRENT_PROGRESS = "current_progress",
-    DOWNLOAD_EIP_SERVICE = TAG + ".DOWNLOAD_EIP_SERVICE"
-    ;
+            TAG = ProviderAPI.class.getSimpleName(),
+            SET_UP_PROVIDER = "setUpProvider",
+            DOWNLOAD_NEW_PROVIDER_DOTJSON = "downloadNewProviderDotJSON",
+            SIGN_UP = "srpRegister",
+            LOG_IN = "srpAuth",
+            LOG_OUT = "logOut",
+            DOWNLOAD_CERTIFICATE = "downloadUserAuthedCertificate",
+            PARAMETERS = "parameters",
+            RESULT_KEY = "result",
+            RECEIVER_KEY = "receiver",
+            ERRORS = "errors",
+            UPDATE_PROGRESSBAR = "update_progressbar",
+            CURRENT_PROGRESS = "current_progress",
+            DOWNLOAD_EIP_SERVICE = TAG + ".DOWNLOAD_EIP_SERVICE";
 
     final public static int
             SUCCESSFUL_LOGIN = 3,
-    FAILED_LOGIN = 4,
-    SUCCESSFUL_SIGNUP = 5,
-    FAILED_SIGNUP = 6,
-    SUCCESSFUL_LOGOUT = 7,
-    LOGOUT_FAILED = 8,
-    CORRECTLY_DOWNLOADED_CERTIFICATE = 9,
-    INCORRECTLY_DOWNLOADED_CERTIFICATE = 10,
-    PROVIDER_OK = 11,
-    PROVIDER_NOK = 12,
-    CORRECTLY_DOWNLOADED_EIP_SERVICE = 13,
-    INCORRECTLY_DOWNLOADED_EIP_SERVICE= 14
-    ;
-
-    private static boolean 
-    CA_CERT_DOWNLOADED = false,
-    PROVIDER_JSON_DOWNLOADED = false,
-    EIP_SERVICE_JSON_DOWNLOADED = false
-    ;
-    
+            FAILED_LOGIN = 4,
+            SUCCESSFUL_SIGNUP = 5,
+            FAILED_SIGNUP = 6,
+            SUCCESSFUL_LOGOUT = 7,
+            LOGOUT_FAILED = 8,
+            CORRECTLY_DOWNLOADED_CERTIFICATE = 9,
+            INCORRECTLY_DOWNLOADED_CERTIFICATE = 10,
+            PROVIDER_OK = 11,
+            PROVIDER_NOK = 12,
+            CORRECTLY_DOWNLOADED_EIP_SERVICE = 13,
+            INCORRECTLY_DOWNLOADED_EIP_SERVICE = 14;
+
+    private static boolean
+            CA_CERT_DOWNLOADED = false,
+            PROVIDER_JSON_DOWNLOADED = false,
+            EIP_SERVICE_JSON_DOWNLOADED = false;
+
     private static String last_provider_main_url;
     private static boolean last_danger_on = false;
     private static boolean go_ahead = true;
     private static SharedPreferences preferences;
     private static String provider_api_url;
-    
+
     public static void stop() {
-    	go_ahead = false;
+        go_ahead = false;
+    }
+
+    public ProviderAPI() {
+        super(TAG);
     }
 
-	public ProviderAPI() {
-		super("ProviderAPI");
-		Log.v("ClassName", "Provider API");
-	}
-	
     @Override
     public void onCreate() {
-	super.onCreate();
-	
-	preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-	CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER) );
-    }
-	
-	public static String lastProviderMainUrl() {
-		return last_provider_main_url;
-	}
-	
+        super.onCreate();
+
+        preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
+        CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER));
+    }
+
+    public static String lastProviderMainUrl() {
+        return last_provider_main_url;
+    }
+
     public static boolean lastDangerOn() {
-    	return last_danger_on;
+        return last_danger_on;
+    }
+
+    private String formatErrorMessage(final int toast_string_id) {
+        return "{ \"" + ERRORS + "\" : \"" + getResources().getString(toast_string_id) + "\" }";
     }
-    
-	private String formatErrorMessage(final int toast_string_id) {
-		return "{ \"" + ERRORS + "\" : \""+getResources().getString(toast_string_id)+"\" }";
-	}
 
     @Override
     protected void onHandleIntent(Intent command) {
-	final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY);
-	String action = command.getAction();
-	Bundle parameters = command.getBundleExtra(PARAMETERS);
-        if(provider_api_url == null) {
+        final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY);
+        String action = command.getAction();
+        Bundle parameters = command.getBundleExtra(PARAMETERS);
+        if (provider_api_url == null) {
             try {
                 JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, "no provider"));
                 provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
@@ -132,52 +130,52 @@ public class ProviderAPI extends IntentService {
                 go_ahead = false;
             }
         }
-		
-	if(action.equalsIgnoreCase(SET_UP_PROVIDER)) {
-	    Bundle result = setUpProvider(parameters);
-	    if(go_ahead) {
-		if(result.getBoolean(RESULT_KEY)) {
-		    receiver.send(PROVIDER_OK, result);
-		} else { 
-		    receiver.send(PROVIDER_NOK, result);
-		}
-	    }
-	} else if (action.equalsIgnoreCase(SIGN_UP)) {
-        UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.SIGNING_UP);
-	    Bundle result = tryToRegister(parameters);
-	    if(result.getBoolean(RESULT_KEY)) {
-		receiver.send(SUCCESSFUL_SIGNUP, result);
-	    } else {
-		receiver.send(FAILED_SIGNUP, result);
-	    }
-	} else if (action.equalsIgnoreCase(LOG_IN)) {
-        UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_IN);
-	    Bundle result = tryToAuthenticate(parameters);
-	    if(result.getBoolean(RESULT_KEY)) {
-		receiver.send(SUCCESSFUL_LOGIN, result);
-		UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_IN);
-	    } else {
-		receiver.send(FAILED_LOGIN, result);
-		UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.NOT_LOGGED_IN);
-	    }
-	} else if (action.equalsIgnoreCase(LOG_OUT)) {
-	    UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_OUT);
-	    if(logOut()) {
-		receiver.send(SUCCESSFUL_LOGOUT, Bundle.EMPTY);
-		UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_OUT);
-	    } else {
-		receiver.send(LOGOUT_FAILED, Bundle.EMPTY);
-		UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.DIDNT_LOG_OUT);
-	    }
-	} else if (action.equalsIgnoreCase(DOWNLOAD_CERTIFICATE)) {
-	    if(updateVpnCertificate()) {
-		receiver.send(CORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
-	    } else {
-		receiver.send(INCORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
-	    }
-	} else if(action.equalsIgnoreCase(DOWNLOAD_EIP_SERVICE)) {
+
+        if (action.equalsIgnoreCase(SET_UP_PROVIDER)) {
+            Bundle result = setUpProvider(parameters);
+            if (go_ahead) {
+                if (result.getBoolean(RESULT_KEY)) {
+                    receiver.send(PROVIDER_OK, result);
+                } else {
+                    receiver.send(PROVIDER_NOK, result);
+                }
+            }
+        } else if (action.equalsIgnoreCase(SIGN_UP)) {
+            UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.SIGNING_UP);
+            Bundle result = tryToRegister(parameters);
+            if (result.getBoolean(RESULT_KEY)) {
+                receiver.send(SUCCESSFUL_SIGNUP, result);
+            } else {
+                receiver.send(FAILED_SIGNUP, result);
+            }
+        } else if (action.equalsIgnoreCase(LOG_IN)) {
+            UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_IN);
+            Bundle result = tryToAuthenticate(parameters);
+            if (result.getBoolean(RESULT_KEY)) {
+                receiver.send(SUCCESSFUL_LOGIN, result);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_IN);
+            } else {
+                receiver.send(FAILED_LOGIN, result);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.NOT_LOGGED_IN);
+            }
+        } else if (action.equalsIgnoreCase(LOG_OUT)) {
+            UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_OUT);
+            if (logOut()) {
+                receiver.send(SUCCESSFUL_LOGOUT, Bundle.EMPTY);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_OUT);
+            } else {
+                receiver.send(LOGOUT_FAILED, Bundle.EMPTY);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.DIDNT_LOG_OUT);
+            }
+        } else if (action.equalsIgnoreCase(DOWNLOAD_CERTIFICATE)) {
+            if (updateVpnCertificate()) {
+                receiver.send(CORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
+            } else {
+                receiver.send(INCORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
+            }
+        } else if (action.equalsIgnoreCase(DOWNLOAD_EIP_SERVICE)) {
             Bundle result = getAndSetEipServiceJson();
-            if(result.getBoolean(RESULT_KEY)) {
+            if (result.getBoolean(RESULT_KEY)) {
                 receiver.send(CORRECTLY_DOWNLOADED_EIP_SERVICE, result);
             } else {
                 receiver.send(INCORRECTLY_DOWNLOADED_EIP_SERVICE, result);
@@ -186,659 +184,670 @@ public class ProviderAPI extends IntentService {
     }
 
     private Bundle tryToRegister(Bundle task) {
-	Bundle result = new Bundle();
-	int progress = 0;
-		
-	String username = User.userName();
-	String password = task.getString(SessionDialog.PASSWORD);
-	
-	if(validUserLoginData(username, password)) {
-	    result = register(username, password);
-	    broadcastProgress(progress++);
-	} else {
-	    if(!wellFormedPassword(password)) {
-		result.putBoolean(RESULT_KEY, false);
-		result.putString(SessionDialog.USERNAME, username);
-		result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
-	    }
-	    if(!validUsername(username)) {
-		result.putBoolean(RESULT_KEY, false);
-		result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
-	    }
-	}
-		
-	return result;
-    }
-
-    private Bundle register(String username, String password) {	
-	LeapSRPSession client = new LeapSRPSession(username, password);
-	byte[] salt = client.calculateNewSalt();
-	
-	BigInteger password_verifier = client.calculateV(username, password, salt);
-	
-	JSONObject api_result = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16));
-	
-	Bundle result = new Bundle();
-	if(api_result.has(ERRORS))
-	    result = authFailedNotification(api_result, username);
-	else {
-	    result.putString(SessionDialog.USERNAME, username);
-	    result.putString(SessionDialog.PASSWORD, password);
-	    result.putBoolean(RESULT_KEY, true);
-	}
-
-	return result;
-    }
-	/**
-	 * Starts the authentication process using SRP protocol.
-	 * 
-	 * @param task containing: username, password and api url. 
-	 * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if authentication was successful. 
-	 */
-	private Bundle tryToAuthenticate(Bundle task) {
-	    Bundle result = new Bundle();
-	    int progress = 0;
+        Bundle result = new Bundle();
+        int progress = 0;
 
         String username = User.userName();
-	    String password = task.getString(SessionDialog.PASSWORD);
-	    if(validUserLoginData(username, password)) {		
-		result = authenticate(username, password);
-		broadcastProgress(progress++);
-	    } else {
-		if(!wellFormedPassword(password)) {
-		    result.putBoolean(RESULT_KEY, false);
-		    result.putString(SessionDialog.USERNAME, username);
-		    result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
-		}
-		if(!validUsername(username)) {
-		    result.putBoolean(RESULT_KEY, false);
-		    result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
-		}
-	    }
-		
-	    return result;
-	}
+        String password = task.getString(SessionDialog.PASSWORD);
+
+        if (validUserLoginData(username, password)) {
+            result = register(username, password);
+            broadcastProgress(progress++);
+        } else {
+            if (!wellFormedPassword(password)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
+            }
+            if (!validUsername(username)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
+            }
+        }
+
+        return result;
+    }
+
+    private Bundle register(String username, String password) {
+        LeapSRPSession client = new LeapSRPSession(username, password);
+        byte[] salt = client.calculateNewSalt();
+
+        BigInteger password_verifier = client.calculateV(username, password, salt);
+
+        JSONObject api_result = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16));
+
+        Bundle result = new Bundle();
+        if (api_result.has(ERRORS))
+            result = authFailedNotification(api_result, username);
+        else {
+            result.putString(SessionDialog.USERNAME, username);
+            result.putString(SessionDialog.PASSWORD, password);
+            result.putBoolean(RESULT_KEY, true);
+        }
+
+        return result;
+    }
+
+    /**
+     * Starts the authentication process using SRP protocol.
+     *
+     * @param task containing: username, password and api url.
+     * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if authentication was successful.
+     */
+    private Bundle tryToAuthenticate(Bundle task) {
+        Bundle result = new Bundle();
+        int progress = 0;
+
+        String username = User.userName();
+        String password = task.getString(SessionDialog.PASSWORD);
+        if (validUserLoginData(username, password)) {
+            result = authenticate(username, password);
+            broadcastProgress(progress++);
+        } else {
+            if (!wellFormedPassword(password)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
+            }
+            if (!validUsername(username)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
+            }
+        }
+
+        return result;
+    }
 
 
     private Bundle authenticate(String username, String password) {
-	Bundle result = new Bundle();
-	
-	LeapSRPSession client = new LeapSRPSession(username, password);
-	byte[] A = client.exponential();
-
-	JSONObject step_result = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16));
-	try {
-	    String salt = step_result.getString(LeapSRPSession.SALT);
-	    byte[] Bbytes = new BigInteger(step_result.getString("B"), 16).toByteArray();
-	    byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes);
-	    if(M1 != null) {
-		step_result = sendM1ToSRPServer(provider_api_url, username, M1);
-		setTokenIfAvailable(step_result);
-		byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray();
-		if(client.verify(M2)) {
-		    result.putBoolean(RESULT_KEY, true);
-		} else {
-		    authFailedNotification(step_result, username);
-		}
-	    } else {
-		result.putBoolean(RESULT_KEY, false);
-		result.putString(SessionDialog.USERNAME, username);
-		result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message));
-	    }
-	} catch (JSONException e) {
-	    result = authFailedNotification(step_result, username);
-	    e.printStackTrace();
-	}
-	
-	return result;
+        Bundle result = new Bundle();
+
+        LeapSRPSession client = new LeapSRPSession(username, password);
+        byte[] A = client.exponential();
+
+        JSONObject step_result = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16));
+        try {
+            String salt = step_result.getString(LeapSRPSession.SALT);
+            byte[] Bbytes = new BigInteger(step_result.getString("B"), 16).toByteArray();
+            byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes);
+            if (M1 != null) {
+                step_result = sendM1ToSRPServer(provider_api_url, username, M1);
+                setTokenIfAvailable(step_result);
+                byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray();
+                if (client.verify(M2)) {
+                    result.putBoolean(RESULT_KEY, true);
+                } else {
+                    authFailedNotification(step_result, username);
+                }
+            } else {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message));
+            }
+        } catch (JSONException e) {
+            result = authFailedNotification(step_result, username);
+            e.printStackTrace();
+        }
+
+        return result;
     }
 
     private boolean setTokenIfAvailable(JSONObject authentication_step_result) {
-	try {
-	    LeapSRPSession.setToken(authentication_step_result.getString(LeapSRPSession.TOKEN));
-	    CookieHandler.setDefault(null); // we don't need cookies anymore
-	} catch(JSONException e) { //
-	    return false;
-	}
-	return true;
-    }
-    
+        try {
+            LeapSRPSession.setToken(authentication_step_result.getString(LeapSRPSession.TOKEN));
+            CookieHandler.setDefault(null); // we don't need cookies anymore
+        } catch (JSONException e) { //
+            return false;
+        }
+        return true;
+    }
+
     private Bundle authFailedNotification(JSONObject result, String username) {
-	Bundle user_notification_bundle = new Bundle();
-	try{
-	    JSONObject error_message = result.getJSONObject(ERRORS);
-	    String error_type = error_message.keys().next().toString();
-	    String message = error_message.get(error_type).toString();
-	    user_notification_bundle.putString(getResources().getString(R.string.user_message), message);
-	} catch(JSONException e) {}
-	
-	if(!username.isEmpty())
-	    user_notification_bundle.putString(SessionDialog.USERNAME, username);
-	user_notification_bundle.putBoolean(RESULT_KEY, false);
-
-	return user_notification_bundle;
-    }
-	
-	/**
-	 * Sets up an intent with the progress value passed as a parameter
-	 * and sends it as a broadcast.
-	 * @param progress
-	 */
-	private void broadcastProgress(int progress) {
-		Intent intentUpdate = new Intent();
-		intentUpdate.setAction(UPDATE_PROGRESSBAR);
-		intentUpdate.addCategory(Intent.CATEGORY_DEFAULT);
-		intentUpdate.putExtra(CURRENT_PROGRESS, progress);
-		sendBroadcast(intentUpdate);
-	}
-
-	/**
-	 * Validates parameters entered by the user to log in
-	 * @param username
-	 * @param password
-	 * @return true if both parameters are present and the entered password length is greater or equal to eight (8).
-	 */
-	private boolean validUserLoginData(String username, String password) {
-		return validUsername(username) && wellFormedPassword(password);
-	}
+        Bundle user_notification_bundle = new Bundle();
+        try {
+            JSONObject error_message = result.getJSONObject(ERRORS);
+            String error_type = error_message.keys().next().toString();
+            String message = error_message.get(error_type).toString();
+            user_notification_bundle.putString(getResources().getString(R.string.user_message), message);
+        } catch (JSONException e) {
+        }
+
+        if (!username.isEmpty())
+            user_notification_bundle.putString(SessionDialog.USERNAME, username);
+        user_notification_bundle.putBoolean(RESULT_KEY, false);
+
+        return user_notification_bundle;
+    }
+
+    /**
+     * Sets up an intent with the progress value passed as a parameter
+     * and sends it as a broadcast.
+     *
+     * @param progress
+     */
+    private void broadcastProgress(int progress) {
+        Intent intentUpdate = new Intent();
+        intentUpdate.setAction(UPDATE_PROGRESSBAR);
+        intentUpdate.addCategory(Intent.CATEGORY_DEFAULT);
+        intentUpdate.putExtra(CURRENT_PROGRESS, progress);
+        sendBroadcast(intentUpdate);
+    }
+
+    /**
+     * Validates parameters entered by the user to log in
+     *
+     * @param username
+     * @param password
+     * @return true if both parameters are present and the entered password length is greater or equal to eight (8).
+     */
+    private boolean validUserLoginData(String username, String password) {
+        return validUsername(username) && wellFormedPassword(password);
+    }
 
     private boolean validUsername(String username) {
         return username != null && !username.isEmpty();
     }
 
-	/**
-	 * Validates a password
-	 * @param password
-	 * @return true if the entered password length is greater or equal to eight (8).
-	 */
-	private boolean wellFormedPassword(String password) {
-		return password != null && password.length() >= 8;
-	}
-
-	/**
-	 * Sends an HTTP POST request to the authentication server with the SRP Parameter A.
-	 * @param server_url
-	 * @param username
-	 * @param clientA First SRP parameter sent 
-	 * @return response from authentication server
-	 */
-	private JSONObject sendAToSRPServer(String server_url, String username, String clientA) {
-		Map<String, String> parameters = new HashMap<String, String>();
-		parameters.put("login", username);
-		parameters.put("A", clientA);
-		return sendToServer(server_url + "/sessions.json", "POST", parameters);
-	}
-
-	/**
-	 * Sends an HTTP PUT request to the authentication server with the SRP Parameter M1 (or simply M).
-	 * @param server_url
-	 * @param username
-	 * @param m1 Second SRP parameter sent 
-	 * @return response from authentication server
-	 */
-	private JSONObject sendM1ToSRPServer(String server_url, String username, byte[] m1) {
-		Map<String, String> parameters = new HashMap<String, String>();
-		parameters.put("client_auth", new BigInteger(1, ConfigHelper.trim(m1)).toString(16));
-		
-		return sendToServer(server_url + "/sessions/" + username +".json", "PUT", parameters);
-	}
-
-	/**
-	 * Sends an HTTP POST request to the api server to register a new user.
-	 * @param server_url
-	 * @param username
-	 * @param salt
-	 * @param password_verifier   
-	 * @return response from authentication server
-	 */
+    /**
+     * Validates a password
+     *
+     * @param password
+     * @return true if the entered password length is greater or equal to eight (8).
+     */
+    private boolean wellFormedPassword(String password) {
+        return password != null && password.length() >= 8;
+    }
+
+    /**
+     * Sends an HTTP POST request to the authentication server with the SRP Parameter A.
+     *
+     * @param server_url
+     * @param username
+     * @param clientA    First SRP parameter sent
+     * @return response from authentication server
+     */
+    private JSONObject sendAToSRPServer(String server_url, String username, String clientA) {
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("login", username);
+        parameters.put("A", clientA);
+        return sendToServer(server_url + "/sessions.json", "POST", parameters);
+    }
+
+    /**
+     * Sends an HTTP PUT request to the authentication server with the SRP Parameter M1 (or simply M).
+     *
+     * @param server_url
+     * @param username
+     * @param m1         Second SRP parameter sent
+     * @return response from authentication server
+     */
+    private JSONObject sendM1ToSRPServer(String server_url, String username, byte[] m1) {
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("client_auth", new BigInteger(1, ConfigHelper.trim(m1)).toString(16));
+
+        return sendToServer(server_url + "/sessions/" + username + ".json", "PUT", parameters);
+    }
+
+    /**
+     * Sends an HTTP POST request to the api server to register a new user.
+     *
+     * @param server_url
+     * @param username
+     * @param salt
+     * @param password_verifier
+     * @return response from authentication server
+     */
     private JSONObject sendNewUserDataToSRPServer(String server_url, String username, String salt, String password_verifier) {
-	Map<String, String> parameters = new HashMap<String, String>();
-	parameters.put("user[login]", username);
-	parameters.put("user[password_salt]", salt);
-	parameters.put("user[password_verifier]", password_verifier);
-	Log.d(TAG, server_url);
-	Log.d(TAG, parameters.toString());
-	return sendToServer(server_url + "/users.json", "POST", parameters);
-    }
-	
-	/**
-	 * Executes an HTTP request expecting a JSON response.
-	 * @param url
-	 * @param request_method
-	 * @param parameters
-	 * @return response from authentication server
-	 */
-	private JSONObject sendToServer(String url, String request_method, Map<String, String> parameters) {
-	    JSONObject json_response;
-	    HttpsURLConnection urlConnection = null;
-	    try {
-		InputStream is = null;
-		urlConnection = (HttpsURLConnection)new URL(url).openConnection();
-		urlConnection.setRequestMethod(request_method);
-		urlConnection.setChunkedStreamingMode(0);
-		urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-		
-		DataOutputStream writer = new DataOutputStream(urlConnection.getOutputStream());
-		writer.writeBytes(formatHttpParameters(parameters));
-		writer.close();
-
-		is = urlConnection.getInputStream();
-		String plain_response = new Scanner(is).useDelimiter("\\A").next();
-		json_response = new JSONObject(plain_response);
-	    } catch (ClientProtocolException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (IOException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (JSONException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (NoSuchAlgorithmException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (KeyManagementException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (KeyStoreException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (CertificateException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    }
-
-	    return json_response;
-	}
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("user[login]", username);
+        parameters.put("user[password_salt]", salt);
+        parameters.put("user[password_verifier]", password_verifier);
+        return sendToServer(server_url + "/users.json", "POST", parameters);
+    }
+
+    /**
+     * Executes an HTTP request expecting a JSON response.
+     *
+     * @param url
+     * @param request_method
+     * @param parameters
+     * @return response from authentication server
+     */
+    private JSONObject sendToServer(String url, String request_method, Map<String, String> parameters) {
+        JSONObject json_response;
+        HttpsURLConnection urlConnection = null;
+        try {
+            InputStream is = null;
+            urlConnection = (HttpsURLConnection) new URL(url).openConnection();
+            urlConnection.setRequestMethod(request_method);
+            urlConnection.setChunkedStreamingMode(0);
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+
+            DataOutputStream writer = new DataOutputStream(urlConnection.getOutputStream());
+            writer.writeBytes(formatHttpParameters(parameters));
+            writer.close();
+
+            is = urlConnection.getInputStream();
+            String plain_response = new Scanner(is).useDelimiter("\\A").next();
+            json_response = new JSONObject(plain_response);
+        } catch (ClientProtocolException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (IOException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (JSONException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (KeyStoreException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (CertificateException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        }
+
+        return json_response;
+    }
 
     private JSONObject getErrorMessage(HttpsURLConnection urlConnection) {
-	JSONObject error_message = new JSONObject();
-	if(urlConnection != null) {
-	    InputStream error_stream = urlConnection.getErrorStream();
-	    if(error_stream != null) {
-		String error_response = new Scanner(error_stream).useDelimiter("\\A").next();
-		Log.d("Error", error_response);
-		try {
-		    error_message = new JSONObject(error_response);
-		} catch (JSONException e) {
-		    Log.d(TAG, e.getMessage());
-		    e.printStackTrace();
-		}
-		urlConnection.disconnect();
-	    }
-	}
-	return error_message;
-    }
-	
-	private String formatHttpParameters(Map<String, String> parameters) throws UnsupportedEncodingException	{
-	    StringBuilder result = new StringBuilder();
-	    boolean first = true;
-
-		Iterator<String> parameter_iterator = parameters.keySet().iterator();
-		while(parameter_iterator.hasNext()) {
-			if(first)
-				first = false;
-			else
-				result.append("&&");
-			
-			String key = parameter_iterator.next();
-			String value = parameters.get(key);
-
-	        result.append(URLEncoder.encode(key, "UTF-8"));
-	        result.append("=");
-	        result.append(URLEncoder.encode(value, "UTF-8"));
-		}
-
-	    return result.toString();
-	}
-	
-	
-	
-	
-	/**
-	 * Downloads a provider.json from a given URL, adding a new provider using the given name.  
-	 * @param task containing a boolean meaning if the provider is custom or not, another boolean meaning if the user completely trusts this provider, the provider name and its provider.json url.
-	 * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if the update was successful. 
-	 */
-	private Bundle setUpProvider(Bundle task) {
-		int progress = 0;
-		Bundle current_download = new Bundle();
-		
-		if(task != null && task.containsKey(ProviderItem.DANGER_ON) && task.containsKey(Provider.MAIN_URL)) {
-			last_danger_on = task.getBoolean(ProviderItem.DANGER_ON);
-			last_provider_main_url = task.getString(Provider.MAIN_URL);
-			CA_CERT_DOWNLOADED = PROVIDER_JSON_DOWNLOADED = EIP_SERVICE_JSON_DOWNLOADED = false;
+        JSONObject error_message = new JSONObject();
+        if (urlConnection != null) {
+            InputStream error_stream = urlConnection.getErrorStream();
+            if (error_stream != null) {
+                String error_response = new Scanner(error_stream).useDelimiter("\\A").next();
+                try {
+                    error_message = new JSONObject(error_response);
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+                urlConnection.disconnect();
+            }
+        }
+        return error_message;
+    }
+
+    private String formatHttpParameters(Map<String, String> parameters) throws UnsupportedEncodingException {
+        StringBuilder result = new StringBuilder();
+        boolean first = true;
+
+        Iterator<String> parameter_iterator = parameters.keySet().iterator();
+        while (parameter_iterator.hasNext()) {
+            if (first)
+                first = false;
+            else
+                result.append("&&");
+
+            String key = parameter_iterator.next();
+            String value = parameters.get(key);
+
+            result.append(URLEncoder.encode(key, "UTF-8"));
+            result.append("=");
+            result.append(URLEncoder.encode(value, "UTF-8"));
+        }
+
+        return result.toString();
+    }
+
+
+    /**
+     * Downloads a provider.json from a given URL, adding a new provider using the given name.
+     *
+     * @param task containing a boolean meaning if the provider is custom or not, another boolean meaning if the user completely trusts this provider, the provider name and its provider.json url.
+     * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if the update was successful.
+     */
+    private Bundle setUpProvider(Bundle task) {
+        int progress = 0;
+        Bundle current_download = new Bundle();
+
+        if (task != null && task.containsKey(ProviderItem.DANGER_ON) && task.containsKey(Provider.MAIN_URL)) {
+            last_danger_on = task.getBoolean(ProviderItem.DANGER_ON);
+            last_provider_main_url = task.getString(Provider.MAIN_URL);
+            CA_CERT_DOWNLOADED = PROVIDER_JSON_DOWNLOADED = EIP_SERVICE_JSON_DOWNLOADED = false;
             go_ahead = true;
-		}
-
-			if(!PROVIDER_JSON_DOWNLOADED)
-				current_download = getAndSetProviderJson(last_provider_main_url, last_danger_on);
-			if(PROVIDER_JSON_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
-			    broadcastProgress(progress++);
-			    PROVIDER_JSON_DOWNLOADED = true;
-			    current_download = downloadCACert(last_danger_on);
-			    
-			    if(CA_CERT_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
-				broadcastProgress(progress++);
-				CA_CERT_DOWNLOADED = true;
-				current_download = getAndSetEipServiceJson(); 
-				if(current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY)) {
-					broadcastProgress(progress++);
-					EIP_SERVICE_JSON_DOWNLOADED = true;
-				}
-			}
-		}
-		
-		return current_download;
-	}
-	
-	private Bundle downloadCACert(boolean danger_on) {
-		Bundle result = new Bundle();
-		try {
-		    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-		    String ca_cert_url = provider_json.getString(Provider.CA_CERT_URI);
-		    String cert_string = downloadWithCommercialCA(ca_cert_url, danger_on);
-
-		    if(validCertificate(cert_string) && go_ahead) {
-			preferences.edit().putString(Provider.CA_CERT, cert_string).commit();
-			result.putBoolean(RESULT_KEY, true);
-		    } else {
-			String reason_to_fail = pickErrorMessage(cert_string);
-			result.putString(ERRORS, reason_to_fail);
-			result.putBoolean(RESULT_KEY, false);
-		    }
-		} catch (JSONException e) {
-		    String reason_to_fail = formatErrorMessage(R.string.malformed_url);
-		    result.putString(ERRORS, reason_to_fail);
-		    result.putBoolean(RESULT_KEY, false);
-		}
-		
-		return result;
-	}
-	
-	public static boolean caCertDownloaded() {
-		return CA_CERT_DOWNLOADED;
-	}
+        }
+
+        if (!PROVIDER_JSON_DOWNLOADED)
+            current_download = getAndSetProviderJson(last_provider_main_url, last_danger_on);
+        if (PROVIDER_JSON_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
+            broadcastProgress(progress++);
+            PROVIDER_JSON_DOWNLOADED = true;
+            current_download = downloadCACert(last_danger_on);
+
+            if (CA_CERT_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
+                broadcastProgress(progress++);
+                CA_CERT_DOWNLOADED = true;
+                current_download = getAndSetEipServiceJson();
+                if (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY)) {
+                    broadcastProgress(progress++);
+                    EIP_SERVICE_JSON_DOWNLOADED = true;
+                }
+            }
+        }
+
+        return current_download;
+    }
+
+    private Bundle downloadCACert(boolean danger_on) {
+        Bundle result = new Bundle();
+        try {
+            JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+            String ca_cert_url = provider_json.getString(Provider.CA_CERT_URI);
+            String cert_string = downloadWithCommercialCA(ca_cert_url, danger_on);
+
+            if (validCertificate(cert_string) && go_ahead) {
+                preferences.edit().putString(Provider.CA_CERT, cert_string).commit();
+                result.putBoolean(RESULT_KEY, true);
+            } else {
+                String reason_to_fail = pickErrorMessage(cert_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        } catch (JSONException e) {
+            String reason_to_fail = formatErrorMessage(R.string.malformed_url);
+            result.putString(ERRORS, reason_to_fail);
+            result.putBoolean(RESULT_KEY, false);
+        }
+
+        return result;
+    }
+
+    public static boolean caCertDownloaded() {
+        return CA_CERT_DOWNLOADED;
+    }
 
     private boolean validCertificate(String cert_string) {
-	boolean result = false;
-	if(!ConfigHelper.checkErroneousDownload(cert_string)) {
-	    X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(cert_string);
-	    try {
-		if(certificate != null) {
-		    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-		    String fingerprint = provider_json.getString(Provider.CA_CERT_FINGERPRINT);
-		    String encoding = fingerprint.split(":")[0];
-		    String expected_fingerprint = fingerprint.split(":")[1];
-		    String real_fingerprint = base64toHex(Base64.encodeToString(
-										MessageDigest.getInstance(encoding).digest(certificate.getEncoded()),
-										Base64.DEFAULT));
-
-		    result = real_fingerprint.trim().equalsIgnoreCase(expected_fingerprint.trim());
-		} else
-		    result = false;
-	    } catch (JSONException e) {
-		result = false;
-	    } catch (NoSuchAlgorithmException e) {
-		result = false;
-	    } catch (CertificateEncodingException e) {
-		result = false;
-	    }
-	}
-		
-	return result;
+        boolean result = false;
+        if (!ConfigHelper.checkErroneousDownload(cert_string)) {
+            X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(cert_string);
+            try {
+                if (certificate != null) {
+                    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+                    String fingerprint = provider_json.getString(Provider.CA_CERT_FINGERPRINT);
+                    String encoding = fingerprint.split(":")[0];
+                    String expected_fingerprint = fingerprint.split(":")[1];
+                    String real_fingerprint = base64toHex(Base64.encodeToString(
+                            MessageDigest.getInstance(encoding).digest(certificate.getEncoded()),
+                            Base64.DEFAULT));
+
+                    result = real_fingerprint.trim().equalsIgnoreCase(expected_fingerprint.trim());
+                } else
+                    result = false;
+            } catch (JSONException e) {
+                result = false;
+            } catch (NoSuchAlgorithmException e) {
+                result = false;
+            } catch (CertificateEncodingException e) {
+                result = false;
+            }
+        }
+
+        return result;
     }
 
     private String base64toHex(String base64_input) {
-	byte[] byteArray = Base64.decode(base64_input, Base64.DEFAULT);
-	int readBytes = byteArray.length;
-	StringBuffer hexData = new StringBuffer();
-	int onebyte;
-	for (int i=0; i < readBytes; i++) {
-	    onebyte = ((0x000000ff & byteArray[i]) | 0xffffff00);
-	    hexData.append(Integer.toHexString(onebyte).substring(6));
-	}
-	return hexData.toString();
-    }	
-	private Bundle getAndSetProviderJson(String provider_main_url, boolean danger_on) {
-		Bundle result = new Bundle();
-
-		if(go_ahead) {
-			String provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json", danger_on);
-
-			try {
-				JSONObject provider_json = new JSONObject(provider_dot_json_string);
-				provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
-				String name = provider_json.getString(Provider.NAME);
-				//TODO setProviderName(name);
-
-				preferences.edit().putString(Provider.KEY, provider_json.toString()).commit();
-				preferences.edit().putBoolean(Constants.ALLOWED_ANON, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_ANON)).commit();
-				preferences.edit().putBoolean(Constants.ALLOWED_REGISTERED, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_REGISTERED)).commit();
-
-				result.putBoolean(RESULT_KEY, true);
-			} catch (JSONException e) {
-				//TODO Error message should be contained in that provider_dot_json_string
-				String reason_to_fail = pickErrorMessage(provider_dot_json_string);
-				result.putString(ERRORS, reason_to_fail);
-				result.putBoolean(RESULT_KEY, false);
-			}
-		}
-		return result;
-	}
-
-	private Bundle getAndSetEipServiceJson() {
-		Bundle result = new Bundle();
-		String eip_service_json_string = "";
-		if(go_ahead) {
-			try {
-				JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-				String eip_service_url = provider_json.getString(Provider.API_URL) +  "/" + provider_json.getString(Provider.API_VERSION) + "/" + EIP.SERVICE_API_PATH;
-				eip_service_json_string = downloadWithProviderCA(eip_service_url, true);
-				JSONObject eip_service_json = new JSONObject(eip_service_json_string);
-				eip_service_json.getInt(Provider.API_RETURN_SERIAL);
-
-				preferences.edit().putString(Constants.KEY, eip_service_json.toString()).commit();
-
-				result.putBoolean(RESULT_KEY, true);
-			} catch (JSONException e) {
-				String reason_to_fail = pickErrorMessage(eip_service_json_string);
-				result.putString(ERRORS, reason_to_fail);
-				result.putBoolean(RESULT_KEY, false);
-			}
-		}
-		return result;
-	}
-	
-	/**
-	 * Interprets the error message as a JSON object and extract the "errors" keyword pair.
-	 * If the error message is not a JSON object, then it is returned untouched.
-	 * @param string_json_error_message
-	 * @return final error message
-	 */
-	private String pickErrorMessage(String string_json_error_message) {
-		String error_message = "";
-		try {
-			JSONObject json_error_message = new JSONObject(string_json_error_message);
-			error_message = json_error_message.getString(ERRORS);
-		} catch (JSONException e) {
-			// TODO Auto-generated catch block
-			error_message = string_json_error_message;
-		}
-		
-		return error_message;
-	}
-	
-	/**
-	 * Tries to download the contents of the provided url using commercially validated CA certificate from chosen provider.
-	 * 
-	 * If danger_on flag is true, SSL exceptions will be managed by futher methods that will try to use some bypass methods.
-	 * @param string_url
-	 * @param danger_on if the user completely trusts this provider
-	 * @return
-	 */
-	private String downloadWithCommercialCA(String string_url, boolean danger_on) {
-		
-		String json_file_content = "";
-		
-		URL provider_url = null;
-		int seconds_of_timeout = 2;
-		try {
-			provider_url = new URL(string_url);
-			URLConnection url_connection = provider_url.openConnection();
-			url_connection.setConnectTimeout(seconds_of_timeout*1000);
-			if(!LeapSRPSession.getToken().isEmpty())
-				url_connection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token = " + LeapSRPSession.getToken());
-			json_file_content = new Scanner(url_connection.getInputStream()).useDelimiter("\\A").next();
-		} catch (MalformedURLException e) {
-			json_file_content = formatErrorMessage(R.string.malformed_url);
-		} catch(SocketTimeoutException e) {
-			json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		} catch (SSLHandshakeException e) {
-			if(provider_url != null) {
-			    json_file_content = downloadWithProviderCA(string_url, danger_on);
-			} else {
-				json_file_content = formatErrorMessage(R.string.certificate_error);
-			}
-		} catch(ConnectException e) {
-		    json_file_content = formatErrorMessage(R.string.service_is_down_error);
-		} catch (FileNotFoundException e) {
-		    json_file_content = formatErrorMessage(R.string.malformed_url);
-		} catch (Exception e) {
-			if(provider_url != null && danger_on) {
-				json_file_content = downloadWithProviderCA(string_url, danger_on);
-			}
-		}
-
-		return json_file_content;
-	}
-
-	/**
-	 * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider. 
-	 * @param url_string as a string
-	 * @param danger_on true to download CA certificate in case it has not been downloaded.
-	 * @return an empty string if it fails, the url content if not. 
-	 */
-	private String downloadWithProviderCA(String url_string, boolean danger_on) {
-		String json_file_content = "";
-
-		try {
-			URL url = new URL(url_string);
-			// Tell the URLConnection to use a SocketFactory from our SSLContext
-			HttpsURLConnection urlConnection =
-					(HttpsURLConnection)url.openConnection();
-			urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-			if(!LeapSRPSession.getToken().isEmpty())
-				urlConnection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken());
-			json_file_content = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
-		} catch (CertificateException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (UnknownHostException e) {
-		    e.printStackTrace();
-			json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		} catch (IOException e) {
-			// The downloaded certificate doesn't validate our https connection.
-			if(danger_on) {
-				json_file_content = downloadWithoutCA(url_string);
-			} else {
-				json_file_content = formatErrorMessage(R.string.certificate_error);
-			}
-		} catch (KeyStoreException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (KeyManagementException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (NoSuchElementException e) {
-		    e.printStackTrace();
-		    json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		}
-		return json_file_content;
-	}
-	
-	private javax.net.ssl.SSLSocketFactory getProviderSSLSocketFactory() throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException {
-		String provider_cert_string = preferences.getString(Provider.CA_CERT,"");
-
-		java.security.cert.Certificate provider_certificate = ConfigHelper.parseX509CertificateFromString(provider_cert_string);
-
-		// Create a KeyStore containing our trusted CAs
-		String keyStoreType = KeyStore.getDefaultType();
-		KeyStore keyStore = KeyStore.getInstance(keyStoreType);
-		keyStore.load(null, null);
-		keyStore.setCertificateEntry("provider_ca_certificate", provider_certificate);
-
-		// Create a TrustManager that trusts the CAs in our KeyStore
-		String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
-		TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
-		tmf.init(keyStore);
-
-		// Create an SSLContext that uses our TrustManager
-		SSLContext context = SSLContext.getInstance("TLS");
-		context.init(null, tmf.getTrustManagers(), null);
-
-		return context.getSocketFactory();
-	}
-	
-	/**
-	 * Downloads the string that's in the url with any certificate.
-	 */
-	private String downloadWithoutCA(String url_string) {
-		String string = "";
-		try {
-
-			HostnameVerifier hostnameVerifier = new HostnameVerifier() {
-				@Override
-				public boolean verify(String hostname, SSLSession session) {
-					return true;
-				}
-			};
-			
-			class DefaultTrustManager implements X509TrustManager {
-
-				@Override
-					public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}
-
-				@Override
-					public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}
-
-				@Override
-					public X509Certificate[] getAcceptedIssuers() {
-						return null;
-					}
-			}
-
-			SSLContext context = SSLContext.getInstance("TLS");
-			context.init(new KeyManager[0], new TrustManager[] {new DefaultTrustManager()}, new SecureRandom());
-
-			URL url = new URL(url_string);
-			HttpsURLConnection urlConnection = (HttpsURLConnection)url.openConnection();
-			urlConnection.setSSLSocketFactory(context.getSocketFactory());
-			urlConnection.setHostnameVerifier(hostnameVerifier);
-			string = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
-			System.out.println("String ignoring certificate = " + string);
-		} catch (FileNotFoundException e) {
-			e.printStackTrace();
-			string = formatErrorMessage(R.string.malformed_url);
-		} catch (IOException e) {
-			// The downloaded certificate doesn't validate our https connection.
-			e.printStackTrace();
-			string = formatErrorMessage(R.string.certificate_error);
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (KeyManagementException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-		return string;
-	}
-	
+        byte[] byteArray = Base64.decode(base64_input, Base64.DEFAULT);
+        int readBytes = byteArray.length;
+        StringBuffer hexData = new StringBuffer();
+        int onebyte;
+        for (int i = 0; i < readBytes; i++) {
+            onebyte = ((0x000000ff & byteArray[i]) | 0xffffff00);
+            hexData.append(Integer.toHexString(onebyte).substring(6));
+        }
+        return hexData.toString();
+    }
+
+    private Bundle getAndSetProviderJson(String provider_main_url, boolean danger_on) {
+        Bundle result = new Bundle();
+
+        if (go_ahead) {
+            String provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json", danger_on);
+
+            try {
+                JSONObject provider_json = new JSONObject(provider_dot_json_string);
+                provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
+                String name = provider_json.getString(Provider.NAME);
+                //TODO setProviderName(name);
+
+                preferences.edit().putString(Provider.KEY, provider_json.toString()).commit();
+                preferences.edit().putBoolean(Constants.ALLOWED_ANON, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_ANON)).commit();
+                preferences.edit().putBoolean(Constants.ALLOWED_REGISTERED, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_REGISTERED)).commit();
+
+                result.putBoolean(RESULT_KEY, true);
+            } catch (JSONException e) {
+                //TODO Error message should be contained in that provider_dot_json_string
+                String reason_to_fail = pickErrorMessage(provider_dot_json_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        }
+        return result;
+    }
+
+    private Bundle getAndSetEipServiceJson() {
+        Bundle result = new Bundle();
+        String eip_service_json_string = "";
+        if (go_ahead) {
+            try {
+                JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+                String eip_service_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION) + "/" + EIP.SERVICE_API_PATH;
+                eip_service_json_string = downloadWithProviderCA(eip_service_url, true);
+                JSONObject eip_service_json = new JSONObject(eip_service_json_string);
+                eip_service_json.getInt(Provider.API_RETURN_SERIAL);
+
+                preferences.edit().putString(Constants.KEY, eip_service_json.toString()).commit();
+
+                result.putBoolean(RESULT_KEY, true);
+            } catch (JSONException e) {
+                String reason_to_fail = pickErrorMessage(eip_service_json_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        }
+        return result;
+    }
+
+    /**
+     * Interprets the error message as a JSON object and extract the "errors" keyword pair.
+     * If the error message is not a JSON object, then it is returned untouched.
+     *
+     * @param string_json_error_message
+     * @return final error message
+     */
+    private String pickErrorMessage(String string_json_error_message) {
+        String error_message = "";
+        try {
+            JSONObject json_error_message = new JSONObject(string_json_error_message);
+            error_message = json_error_message.getString(ERRORS);
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            error_message = string_json_error_message;
+        }
+
+        return error_message;
+    }
+
+    /**
+     * Tries to download the contents of the provided url using commercially validated CA certificate from chosen provider.
+     * <p/>
+     * If danger_on flag is true, SSL exceptions will be managed by futher methods that will try to use some bypass methods.
+     *
+     * @param string_url
+     * @param danger_on  if the user completely trusts this provider
+     * @return
+     */
+    private String downloadWithCommercialCA(String string_url, boolean danger_on) {
+
+        String json_file_content = "";
+
+        URL provider_url = null;
+        int seconds_of_timeout = 2;
+        try {
+            provider_url = new URL(string_url);
+            URLConnection url_connection = provider_url.openConnection();
+            url_connection.setConnectTimeout(seconds_of_timeout * 1000);
+            if (!LeapSRPSession.getToken().isEmpty())
+                url_connection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token = " + LeapSRPSession.getToken());
+            json_file_content = new Scanner(url_connection.getInputStream()).useDelimiter("\\A").next();
+        } catch (MalformedURLException e) {
+            json_file_content = formatErrorMessage(R.string.malformed_url);
+        } catch (SocketTimeoutException e) {
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        } catch (SSLHandshakeException e) {
+            if (provider_url != null) {
+                json_file_content = downloadWithProviderCA(string_url, danger_on);
+            } else {
+                json_file_content = formatErrorMessage(R.string.certificate_error);
+            }
+        } catch (ConnectException e) {
+            json_file_content = formatErrorMessage(R.string.service_is_down_error);
+        } catch (FileNotFoundException e) {
+            json_file_content = formatErrorMessage(R.string.malformed_url);
+        } catch (Exception e) {
+            if (provider_url != null && danger_on) {
+                json_file_content = downloadWithProviderCA(string_url, danger_on);
+            }
+        }
+
+        return json_file_content;
+    }
+
+    /**
+     * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider.
+     *
+     * @param url_string as a string
+     * @param danger_on  true to download CA certificate in case it has not been downloaded.
+     * @return an empty string if it fails, the url content if not.
+     */
+    private String downloadWithProviderCA(String url_string, boolean danger_on) {
+        String json_file_content = "";
+
+        try {
+            URL url = new URL(url_string);
+            // Tell the URLConnection to use a SocketFactory from our SSLContext
+            HttpsURLConnection urlConnection =
+                    (HttpsURLConnection) url.openConnection();
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+            if (!LeapSRPSession.getToken().isEmpty())
+                urlConnection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken());
+            json_file_content = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (UnknownHostException e) {
+            e.printStackTrace();
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        } catch (IOException e) {
+            // The downloaded certificate doesn't validate our https connection.
+            if (danger_on) {
+                json_file_content = downloadWithoutCA(url_string);
+            } else {
+                json_file_content = formatErrorMessage(R.string.certificate_error);
+            }
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchElementException e) {
+            e.printStackTrace();
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        }
+        return json_file_content;
+    }
+
+    private javax.net.ssl.SSLSocketFactory getProviderSSLSocketFactory() throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException {
+        String provider_cert_string = preferences.getString(Provider.CA_CERT, "");
+
+        java.security.cert.Certificate provider_certificate = ConfigHelper.parseX509CertificateFromString(provider_cert_string);
+
+        // Create a KeyStore containing our trusted CAs
+        String keyStoreType = KeyStore.getDefaultType();
+        KeyStore keyStore = KeyStore.getInstance(keyStoreType);
+        keyStore.load(null, null);
+        keyStore.setCertificateEntry("provider_ca_certificate", provider_certificate);
+
+        // Create a TrustManager that trusts the CAs in our KeyStore
+        String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
+        tmf.init(keyStore);
+
+        // Create an SSLContext that uses our TrustManager
+        SSLContext context = SSLContext.getInstance("TLS");
+        context.init(null, tmf.getTrustManagers(), null);
+
+        return context.getSocketFactory();
+    }
+
+    /**
+     * Downloads the string that's in the url with any certificate.
+     */
+    private String downloadWithoutCA(String url_string) {
+        String string = "";
+        try {
+
+            HostnameVerifier hostnameVerifier = new HostnameVerifier() {
+                @Override
+                public boolean verify(String hostname, SSLSession session) {
+                    return true;
+                }
+            };
+
+            class DefaultTrustManager implements X509TrustManager {
+
+                @Override
+                public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
+                }
+
+                @Override
+                public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
+                }
+
+                @Override
+                public X509Certificate[] getAcceptedIssuers() {
+                    return null;
+                }
+            }
+
+            SSLContext context = SSLContext.getInstance("TLS");
+            context.init(new KeyManager[0], new TrustManager[]{new DefaultTrustManager()}, new SecureRandom());
+
+            URL url = new URL(url_string);
+            HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
+            urlConnection.setSSLSocketFactory(context.getSocketFactory());
+            urlConnection.setHostnameVerifier(hostnameVerifier);
+            string = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
+            System.out.println("String ignoring certificate = " + string);
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+            string = formatErrorMessage(R.string.malformed_url);
+        } catch (IOException e) {
+            // The downloaded certificate doesn't validate our https connection.
+            e.printStackTrace();
+            string = formatErrorMessage(R.string.certificate_error);
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return string;
+    }
+
     /**
      * Logs out from the api url retrieved from the task.
+     *
      * @return true if there were no exceptions
      */
     private boolean logOut() {
@@ -847,117 +856,114 @@ public class ProviderAPI extends IntentService {
         HttpsURLConnection urlConnection = null;
         int responseCode = 0;
         int progress = 0;
-	try {
-
-	    urlConnection = (HttpsURLConnection)new URL(delete_url).openConnection();
-	    urlConnection.setRequestMethod("DELETE");
-	    urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-
-	    responseCode = urlConnection.getResponseCode();
-	    broadcastProgress(progress++);
-	    LeapSRPSession.setToken("");
-	    Log.d(TAG, Integer.toString(responseCode));
-	} catch (ClientProtocolException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} catch (IndexOutOfBoundsException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} catch (IOException e) {
-	    // TODO Auto-generated catch block
-	    try {
-		if(urlConnection != null) {
-		    responseCode = urlConnection.getResponseCode();
-		    if(responseCode == 401) {
-			broadcastProgress(progress++);
-			LeapSRPSession.setToken("");
-			Log.d(TAG, Integer.toString(responseCode));
-			return true;
-		    }
-		}
-	    } catch (IOException e1) {
-		e1.printStackTrace();
-	    }
-
-	    e.printStackTrace();
-	    return false;
-	} catch (KeyManagementException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (KeyStoreException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (NoSuchAlgorithmException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (CertificateException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	}
-	return true;
-    }
-    
+        try {
+
+            urlConnection = (HttpsURLConnection) new URL(delete_url).openConnection();
+            urlConnection.setRequestMethod("DELETE");
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+
+            responseCode = urlConnection.getResponseCode();
+            broadcastProgress(progress++);
+            LeapSRPSession.setToken("");
+        } catch (ClientProtocolException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (IndexOutOfBoundsException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            try {
+                if (urlConnection != null) {
+                    responseCode = urlConnection.getResponseCode();
+                    if (responseCode == 401) {
+                        broadcastProgress(progress++);
+                        LeapSRPSession.setToken("");
+                        return true;
+                    }
+                }
+            } catch (IOException e1) {
+                e1.printStackTrace();
+            }
+
+            e.printStackTrace();
+            return false;
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return true;
+    }
+
     /**
      * Downloads a new OpenVPN certificate, attaching authenticated cookie for authenticated certificate.
-     * 
-     * @return true if certificate was downloaded correctly, false if provider.json or danger_on flag are not present in SharedPreferences, or if the certificate url could not be parsed as a URI, or if there was an SSL error. 
+     *
+     * @return true if certificate was downloaded correctly, false if provider.json or danger_on flag are not present in SharedPreferences, or if the certificate url could not be parsed as a URI, or if there was an SSL error.
      */
     private boolean updateVpnCertificate() {
-	try {
-	    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-			
-	    String provider_main_url = provider_json.getString(Provider.API_URL);
-	    URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.CERTIFICATE);
+        try {
+            JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+
+            String provider_main_url = provider_json.getString(Provider.API_URL);
+            URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.CERTIFICATE);
 
-	    boolean danger_on = preferences.getBoolean(ProviderItem.DANGER_ON, false);
+            boolean danger_on = preferences.getBoolean(ProviderItem.DANGER_ON, false);
 
 
-	    String cert_string = downloadWithProviderCA(new_cert_string_url.toString(), danger_on);
+            String cert_string = downloadWithProviderCA(new_cert_string_url.toString(), danger_on);
 
-	    if(cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
-		return false;
-	    else
-		return loadCertificate(cert_string);
-	} catch (JSONException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} catch (MalformedURLException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} 
+            if (cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
+                return false;
+            else
+                return loadCertificate(cert_string);
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (MalformedURLException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        }
     }
 
     private boolean loadCertificate(String cert_string) {
-	try {
-	    // API returns concatenated cert & key.  Split them for OpenVPN options
-	    String certificateString = null, keyString = null;
-	    String[] certAndKey = cert_string.split("(?<=-\n)");
-	    for (int i=0; i < certAndKey.length-1; i++){
-		if ( certAndKey[i].contains("KEY") ) {
-		    keyString = certAndKey[i++] + certAndKey[i];
-		}
-		else if ( certAndKey[i].contains("CERTIFICATE") ) {
-		    certificateString = certAndKey[i++] + certAndKey[i];
-		}
-	    }
-	    RSAPrivateKey keyCert = ConfigHelper.parseRsaKeyFromString(keyString);
-	    keyString = Base64.encodeToString( keyCert.getEncoded(), Base64.DEFAULT );
-	    preferences.edit().putString(Constants.PRIVATE_KEY, "-----BEGIN RSA PRIVATE KEY-----\n"+keyString+"-----END RSA PRIVATE KEY-----").commit();
-
-	    X509Certificate certCert = ConfigHelper.parseX509CertificateFromString(certificateString);
-	    certificateString = Base64.encodeToString( certCert.getEncoded(), Base64.DEFAULT);
-
-	    preferences.edit().putString(Constants.CERTIFICATE, "-----BEGIN CERTIFICATE-----\n"+certificateString+"-----END CERTIFICATE-----").commit();
-						
-	    return true;
-	} catch (CertificateException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	}
+        try {
+            // API returns concatenated cert & key.  Split them for OpenVPN options
+            String certificateString = null, keyString = null;
+            String[] certAndKey = cert_string.split("(?<=-\n)");
+            for (int i = 0; i < certAndKey.length - 1; i++) {
+                if (certAndKey[i].contains("KEY")) {
+                    keyString = certAndKey[i++] + certAndKey[i];
+                } else if (certAndKey[i].contains("CERTIFICATE")) {
+                    certificateString = certAndKey[i++] + certAndKey[i];
+                }
+            }
+            RSAPrivateKey keyCert = ConfigHelper.parseRsaKeyFromString(keyString);
+            keyString = Base64.encodeToString(keyCert.getEncoded(), Base64.DEFAULT);
+            preferences.edit().putString(Constants.PRIVATE_KEY, "-----BEGIN RSA PRIVATE KEY-----\n" + keyString + "-----END RSA PRIVATE KEY-----").commit();
+
+            X509Certificate certCert = ConfigHelper.parseX509CertificateFromString(certificateString);
+            certificateString = Base64.encodeToString(certCert.getEncoded(), Base64.DEFAULT);
+
+            preferences.edit().putString(Constants.CERTIFICATE, "-----BEGIN CERTIFICATE-----\n" + certificateString + "-----END CERTIFICATE-----").commit();
+
+            return true;
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        }
     }
 }
diff --git a/app/src/debug/java/se/leap/bitmaskclient/ProviderDetailFragment.java b/app/src/debug/java/se/leap/bitmaskclient/ProviderDetailFragment.java
index 4b46e48f..bd21f91e 100644
--- a/app/src/debug/java/se/leap/bitmaskclient/ProviderDetailFragment.java
+++ b/app/src/debug/java/se/leap/bitmaskclient/ProviderDetailFragment.java
@@ -2,109 +2,110 @@ package se.leap.bitmaskclient;
 

 import org.json.*;

 

-import se.leap.bitmaskclient.R;

-import se.leap.bitmaskclient.eip.Constants;

+import se.leap.bitmaskclient.eip.*;

 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;

 

 import android.app.*;

 import android.content.*;

-import android.os.Bundle;

+import android.os.*;

 import android.view.*;

-import android.widget.TextView;

+import android.widget.*;

 

 public class ProviderDetailFragment extends DialogFragment {

 

     final public static String TAG = "providerDetailFragment";

-    

-	@Override

-	public Dialog onCreateDialog(Bundle savedInstanceState) {

-		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());

-		try {

-

-			LayoutInflater inflater = getActivity().getLayoutInflater();

-			View provider_detail_view = inflater.inflate(R.layout.provider_detail_fragment, null);

-			

-			JSONObject provider_json = new JSONObject(getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, getActivity().MODE_PRIVATE).getString(Provider.KEY, ""));

-			

-			final TextView domain = (TextView)provider_detail_view.findViewById(R.id.provider_detail_domain);

-			domain.setText(provider_json.getString(Provider.DOMAIN));

-			final TextView name = (TextView)provider_detail_view.findViewById(R.id.provider_detail_name);

-			name.setText(provider_json.getJSONObject(Provider.NAME).getString("en"));

-			final TextView description = (TextView)provider_detail_view.findViewById(R.id.provider_detail_description);

-			description.setText(provider_json.getJSONObject(Provider.DESCRIPTION).getString("en"));

-			

-			builder.setView(provider_detail_view);

-			builder.setTitle(R.string.provider_details_fragment_title);

-			

-			if(anon_allowed(provider_json)) {

-				builder.setPositiveButton(R.string.use_anonymously_button, new DialogInterface.OnClickListener() {

-					public void onClick(DialogInterface dialog, int id) {

-						interface_with_configuration_wizard.use_anonymously();

-					}

-				});

-			}

-

-			if(registration_allowed(provider_json)) {

-				builder.setNegativeButton(R.string.signup_or_login_button, new DialogInterface.OnClickListener() {

-					public void onClick(DialogInterface dialog, int id) {

-						interface_with_configuration_wizard.login();

-					}

-				});

-			}

-

-			return builder.create();

-		} catch (JSONException e) {

-			return null;

-		}

-	}

-	

-	private boolean anon_allowed(JSONObject provider_json) {

-		try {

-			JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

-			return service_description.has(Constants.ALLOWED_ANON) && service_description.getBoolean(Constants.ALLOWED_ANON);

-		} catch (JSONException e) {

-			return false;

-		}

-	}

-	

-	private boolean registration_allowed(JSONObject provider_json) {

-		try {

-			JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

-			return service_description.has(Provider.ALLOW_REGISTRATION) && service_description.getBoolean(Provider.ALLOW_REGISTRATION);

-		} catch (JSONException e) {

-			return false;

-		}

-	}

-	

-	@Override

-	public void onCancel(DialogInterface dialog) {

-		super.onCancel(dialog);

-		SharedPreferences.Editor editor = getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit();

-		editor.remove(Provider.KEY).remove(ProviderItem.DANGER_ON).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();

-		interface_with_configuration_wizard.showAllProviders();

-	}

-

-	public static DialogFragment newInstance() {

-		ProviderDetailFragment provider_detail_fragment = new ProviderDetailFragment();

-		return provider_detail_fragment;

-	}

-	

+

+    @Override

+    public Dialog onCreateDialog(Bundle savedInstanceState) {

+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());

+        try {

+

+            LayoutInflater inflater = getActivity().getLayoutInflater();

+            View provider_detail_view = inflater.inflate(R.layout.provider_detail_fragment, null);

+

+            JSONObject provider_json = new JSONObject(getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, getActivity().MODE_PRIVATE).getString(Provider.KEY, ""));

+

+            final TextView domain = (TextView) provider_detail_view.findViewById(R.id.provider_detail_domain);

+            domain.setText(provider_json.getString(Provider.DOMAIN));

+            final TextView name = (TextView) provider_detail_view.findViewById(R.id.provider_detail_name);

+            name.setText(provider_json.getJSONObject(Provider.NAME).getString("en"));

+            final TextView description = (TextView) provider_detail_view.findViewById(R.id.provider_detail_description);

+            description.setText(provider_json.getJSONObject(Provider.DESCRIPTION).getString("en"));

+

+            builder.setView(provider_detail_view);

+            builder.setTitle(R.string.provider_details_fragment_title);

+

+            if (anon_allowed(provider_json)) {

+                builder.setPositiveButton(R.string.use_anonymously_button, new DialogInterface.OnClickListener() {

+                    public void onClick(DialogInterface dialog, int id) {

+                        interface_with_configuration_wizard.use_anonymously();

+                    }

+                });

+            }

+

+            if (registration_allowed(provider_json)) {

+                builder.setNegativeButton(R.string.signup_or_login_button, new DialogInterface.OnClickListener() {

+                    public void onClick(DialogInterface dialog, int id) {

+                        interface_with_configuration_wizard.login();

+                    }

+                });

+            }

+

+            return builder.create();

+        } catch (JSONException e) {

+            return null;

+        }

+    }

+

+    private boolean anon_allowed(JSONObject provider_json) {

+        try {

+            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

+            return service_description.has(Constants.ALLOWED_ANON) && service_description.getBoolean(Constants.ALLOWED_ANON);

+        } catch (JSONException e) {

+            return false;

+        }

+    }

+

+    private boolean registration_allowed(JSONObject provider_json) {

+        try {

+            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

+            return service_description.has(Provider.ALLOW_REGISTRATION) && service_description.getBoolean(Provider.ALLOW_REGISTRATION);

+        } catch (JSONException e) {

+            return false;

+        }

+    }

+

+    @Override

+    public void onCancel(DialogInterface dialog) {

+        super.onCancel(dialog);

+        SharedPreferences.Editor editor = getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit();

+        editor.remove(Provider.KEY).remove(ProviderItem.DANGER_ON).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();

+        interface_with_configuration_wizard.showAllProviders();

+    }

+

+    public static DialogFragment newInstance() {

+        ProviderDetailFragment provider_detail_fragment = new ProviderDetailFragment();

+        return provider_detail_fragment;

+    }

+

     @Override

     public void onAttach(Activity activity) {

         super.onAttach(activity);

         try {

-        	interface_with_configuration_wizard = (ProviderDetailFragmentInterface) activity;

+            interface_with_configuration_wizard = (ProviderDetailFragmentInterface) activity;

         } catch (ClassCastException e) {

             throw new ClassCastException(activity.toString()

                     + " must implement LogInDialogListener");

         }

     }

-	

-	public interface ProviderDetailFragmentInterface {

-		public void login();

-		public void use_anonymously();

-		public void showAllProviders();

-	}

-	

-	ProviderDetailFragmentInterface interface_with_configuration_wizard;

+

+    public interface ProviderDetailFragmentInterface {

+        public void login();

+

+        public void use_anonymously();

+

+        public void showAllProviders();

+    }

+

+    ProviderDetailFragmentInterface interface_with_configuration_wizard;

 }

diff --git a/app/src/debug/java/se/leap/bitmaskclient/ProviderListContent.java b/app/src/debug/java/se/leap/bitmaskclient/ProviderListContent.java
index 8c8fb69f..0a05e839 100644
--- a/app/src/debug/java/se/leap/bitmaskclient/ProviderListContent.java
+++ b/app/src/debug/java/se/leap/bitmaskclient/ProviderListContent.java
@@ -1,6 +1,6 @@
 /**

  * Copyright (c) 2013 LEAP Encryption Access Project and contributers

- * 

+ *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License, or

@@ -14,73 +14,69 @@
  * You should have received a copy of the GNU General Public License

  * along with this program. If not, see <http://www.gnu.org/licenses/>.

  */

- package se.leap.bitmaskclient;

-

-import java.io.IOException;

-import java.io.InputStream;

-import java.util.ArrayList;

-import java.util.HashMap;

-import java.util.List;

-import java.util.Map;

-import java.net.URL;

-import java.net.MalformedURLException;

+package se.leap.bitmaskclient;

 

-import org.json.JSONException;

-import org.json.JSONObject;

+import java.util.*;

+import java.net.*;

 

 /**

  * Models the provider list shown in the ConfigurationWizard.

- * 

- * @author parmegv

  *

+ * @author parmegv

  */

 public class ProviderListContent {

 

-	public static List<ProviderItem> ITEMS = new ArrayList<ProviderItem>();

+    public static List<ProviderItem> ITEMS = new ArrayList<ProviderItem>();

+

+    public static Map<String, ProviderItem> ITEM_MAP = new HashMap<String, ProviderItem>();

+

+    /**

+     * Adds a new provider item to the end of the items map, and to the items list.

+     *

+     * @param item

+     */

+    public static void addItem(ProviderItem item) {

+        ITEMS.add(item);

+        ITEM_MAP.put(String.valueOf(ITEMS.size()), item);

+    }

+

+    public static void removeItem(ProviderItem item) {

+        ITEMS.remove(item);

+        ITEM_MAP.remove(item);

+    }

+

+    /**

+     * A provider item.

+     */

+    public static class ProviderItem {

+        final public static String CUSTOM = "custom";

+        final public static String DANGER_ON = "danger_on";

+        private String provider_main_url;

+        private String name;

+

+        /**

+         * @param name              of the provider

+         * @param provider_main_url used to download provider.json file of the provider

+         */

+        public ProviderItem(String name, String provider_main_url) {

+            this.name = name;

+            this.provider_main_url = provider_main_url;

+        }

 

-	public static Map<String, ProviderItem> ITEM_MAP = new HashMap<String, ProviderItem>();

+        public String name() {

+            return name;

+        }

 

-	/**

-	 * Adds a new provider item to the end of the items map, and to the items list.

-	 * @param item

-	 */

-	public static void addItem(ProviderItem item) {

-		ITEMS.add(item);

-		ITEM_MAP.put(String.valueOf(ITEMS.size()), item);

-	}

-	public static void removeItem(ProviderItem item) {

-		ITEMS.remove(item);

-		ITEM_MAP.remove(item);

-	}

+        public String providerMainUrl() {

+            return provider_main_url;

+        }

 

-	/**

-	 * A provider item.

-	 */
-	public static class ProviderItem {

-		final public static String CUSTOM = "custom";

-		final public static String DANGER_ON = "danger_on";

-		private String provider_main_url;

-		private String name;
-
-		/**

-		 * @param name of the provider

-		 * @param provider_main_url used to download provider.json file of the provider

-		 */
-		public ProviderItem(String name, String provider_main_url) {

-			this.name = name;

-			this.provider_main_url = provider_main_url;
-		}

-		

-		public String name() { return name; }

-		

-		public String providerMainUrl() { return provider_main_url; }

-		

-		public String domain() {

-			try {

-				return new URL(provider_main_url).getHost();

-			} catch (MalformedURLException e) {

-				return provider_main_url.replaceFirst("http[s]?://", "").replaceFirst("/.*", "");

-			}

-		}

-	}

+        public String domain() {

+            try {

+                return new URL(provider_main_url).getHost();

+            } catch (MalformedURLException e) {

+                return provider_main_url.replaceFirst("http[s]?://", "").replaceFirst("/.*", "");

+            }

+        }

+    }

 }

diff --git a/app/src/main/java/se/leap/bitmaskclient/AboutActivity.java b/app/src/main/java/se/leap/bitmaskclient/AboutActivity.java
index 6c4e517b..ce762fcc 100644
--- a/app/src/main/java/se/leap/bitmaskclient/AboutActivity.java
+++ b/app/src/main/java/se/leap/bitmaskclient/AboutActivity.java
@@ -1,35 +1,35 @@
 package se.leap.bitmaskclient;
 
-import android.app.Activity;
-import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager.NameNotFoundException;
-import android.os.Bundle;
-import android.widget.TextView;
-
-public class AboutActivity extends Activity  {
-	
+import android.app.*;
+import android.content.pm.*;
+import android.content.pm.PackageManager.*;
+import android.os.*;
+import android.widget.*;
+
+public class AboutActivity extends Activity {
+
     final public static String TAG = "aboutFragment";
     final public static int VIEWED = 0;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-    	super.onCreate(savedInstanceState);
-    	setContentView(R.layout.about);
-    	TextView ver = (TextView) findViewById(R.id.version);
-    	
-    	String version;
-    	String name="Openvpn";
-		try {
-			PackageInfo packageinfo = getPackageManager().getPackageInfo(getPackageName(), 0);
-			version = packageinfo.versionName;
-			name = getString(R.string.app);
-		} catch (NameNotFoundException e) {
-			version = "error fetching version";
-		}
-
-    	
-    	ver.setText(getString(R.string.version_info,name,version));
-    	setResult(VIEWED);
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.about);
+        TextView ver = (TextView) findViewById(R.id.version);
+
+        String version;
+        String name = "Openvpn";
+        try {
+            PackageInfo packageinfo = getPackageManager().getPackageInfo(getPackageName(), 0);
+            version = packageinfo.versionName;
+            name = getString(R.string.app);
+        } catch (NameNotFoundException e) {
+            version = "error fetching version";
+        }
+
+
+        ver.setText(getString(R.string.version_info, name, version));
+        setResult(VIEWED);
     }
 
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/ConfigHelper.java b/app/src/main/java/se/leap/bitmaskclient/ConfigHelper.java
index c0f0b0c3..4929f040 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ConfigHelper.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ConfigHelper.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,179 +16,170 @@
  */
 package se.leap.bitmaskclient;
 
-import android.util.Base64;
-
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import java.io.ByteArrayInputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.math.BigInteger;
-import java.security.KeyFactory;
-import java.security.KeyStore;
-import java.security.KeyStoreException;
-import java.security.NoSuchAlgorithmException;
-import java.security.NoSuchProviderException;
-import java.security.cert.CertificateException;
-import java.security.cert.CertificateFactory;
-import java.security.cert.X509Certificate;
-import java.security.interfaces.RSAPrivateKey;
-import java.security.spec.InvalidKeySpecException;
-import java.security.spec.PKCS8EncodedKeySpec;
+import android.util.*;
+
+import org.json.*;
+
+import java.io.*;
+import java.math.*;
+import java.security.*;
+import java.security.cert.*;
+import java.security.interfaces.*;
+import java.security.spec.*;
 
 /**
  * Stores constants, and implements auxiliary methods used across all LEAP Android classes.
- * 
+ *
  * @author parmegv
  * @author MeanderingCode
- *
  */
 public class ConfigHelper {
     private static KeyStore keystore_trusted;
 
     final public static String NG_1024 =
-    		"eeaf0ab9adb38dd69c33f80afa8fc5e86072618775ff3c0b9ea2314c9c256576d674df7496ea81d3383b4813d692c6e0e0d5d8e250b98be48e495c1d6089dad15dc7d7b46154d6b6ce8ef4ad69b15d4982559b297bcf1885c529f566660e57ec68edbc3c05726cc02fd4cbf4976eaa9afd5138fe8376435b9fc61d2fc0eb06e3";
+            "eeaf0ab9adb38dd69c33f80afa8fc5e86072618775ff3c0b9ea2314c9c256576d674df7496ea81d3383b4813d692c6e0e0d5d8e250b98be48e495c1d6089dad15dc7d7b46154d6b6ce8ef4ad69b15d4982559b297bcf1885c529f566660e57ec68edbc3c05726cc02fd4cbf4976eaa9afd5138fe8376435b9fc61d2fc0eb06e3";
     final public static BigInteger G = new BigInteger("2");
-	
-	public static boolean checkErroneousDownload(String downloaded_string) {
-		try {
-			if(new JSONObject(downloaded_string).has(ProviderAPI.ERRORS) || downloaded_string.isEmpty()) {
-				return true;
-			} else {
-				return false;
-			}
-		} catch(JSONException e) {
-			return false;
-		}
-	}
-
-	/**
-	 *  Treat the input as the MSB representation of a number,
-	 *  and lop off leading zero elements.  For efficiency, the
-	 *  input is simply returned if no leading zeroes are found.
-	 *  
-	 *  @param in array to be trimmed
-	 */
-	public static byte[] trim(byte[] in) {
-		if(in.length == 0 || in[0] != 0)
-			return in;
-
-		int len = in.length;
-		int i = 1;
-		while(in[i] == 0 && i < len)
-			++i;
-		byte[] ret = new byte[len - i];
-		System.arraycopy(in, i, ret, 0, len - i);
-		return ret;
-	}
-	
-	public static X509Certificate parseX509CertificateFromString(String certificate_string) {
-		java.security.cert.Certificate certificate = null;
-		CertificateFactory cf;
-		try {
-			cf = CertificateFactory.getInstance("X.509");
-
-			certificate_string = certificate_string.replaceFirst("-----BEGIN CERTIFICATE-----", "").replaceFirst("-----END CERTIFICATE-----", "").trim();
-			byte[] cert_bytes = Base64.decode(certificate_string, Base64.DEFAULT);
-			InputStream caInput =  new ByteArrayInputStream(cert_bytes);
-			try {
-				certificate = cf.generateCertificate(caInput);
-				System.out.println("ca=" + ((X509Certificate) certificate).getSubjectDN());
-			} finally {
-				caInput.close();
-			}
-		} catch (CertificateException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (IOException e) {
-			return null;
-		} catch (IllegalArgumentException e) {
-		    return null;
-		}
-		
-		return (X509Certificate) certificate;
-	}
-	
-	protected static RSAPrivateKey parseRsaKeyFromString(String RsaKeyString) {
-		RSAPrivateKey key = null;
-		try {
-			KeyFactory kf = KeyFactory.getInstance("RSA", "BC");
-			
-			RsaKeyString = RsaKeyString.replaceFirst("-----BEGIN RSA PRIVATE KEY-----", "").replaceFirst("-----END RSA PRIVATE KEY-----", "");
-			PKCS8EncodedKeySpec keySpec = new PKCS8EncodedKeySpec( Base64.decode(RsaKeyString, Base64.DEFAULT) );
-			key = (RSAPrivateKey) kf.generatePrivate(keySpec);
-		} catch (InvalidKeySpecException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-			return null;
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-			return null;
-		} catch (NoSuchProviderException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-			return null;
-		}
-		
-		return key;
-	}
-
-	/**
-	 * Adds a new X509 certificate given its input stream and its provider name
-	 * @param provider used to store the certificate in the keystore
-	 * @param inputStream from which X509 certificate must be generated.
-	 */
-	public static void addTrustedCertificate(String provider, InputStream inputStream) {
-		CertificateFactory cf;
-		try {
-			cf = CertificateFactory.getInstance("X.509");
-			X509Certificate cert =
-					(X509Certificate)cf.generateCertificate(inputStream);
-			keystore_trusted.setCertificateEntry(provider, cert);
-		} catch (CertificateException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (KeyStoreException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-	}
-
-	/**
-	 * Adds a new X509 certificate given in its string from and using its provider name
-	 * @param provider used to store the certificate in the keystore
-	 * @param certificate
-	 */
-	public static void addTrustedCertificate(String provider, String certificate) {
-
-		try {
-			X509Certificate cert = ConfigHelper.parseX509CertificateFromString(certificate);
-			if(keystore_trusted == null) {
-				keystore_trusted = KeyStore.getInstance("BKS");
-				keystore_trusted.load(null);
-			}
-			keystore_trusted.setCertificateEntry(provider, cert);
-		} catch (KeyStoreException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (CertificateException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (IOException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-	}
-	
-	/**
-	 * @return class wide keystore
-	 */
-	public static KeyStore getKeystore() {
-		return keystore_trusted;
-	}
+
+    public static boolean checkErroneousDownload(String downloaded_string) {
+        try {
+            if (new JSONObject(downloaded_string).has(ProviderAPI.ERRORS) || downloaded_string.isEmpty()) {
+                return true;
+            } else {
+                return false;
+            }
+        } catch (JSONException e) {
+            return false;
+        }
+    }
+
+    /**
+     * Treat the input as the MSB representation of a number,
+     * and lop off leading zero elements.  For efficiency, the
+     * input is simply returned if no leading zeroes are found.
+     *
+     * @param in array to be trimmed
+     */
+    public static byte[] trim(byte[] in) {
+        if (in.length == 0 || in[0] != 0)
+            return in;
+
+        int len = in.length;
+        int i = 1;
+        while (in[i] == 0 && i < len)
+            ++i;
+        byte[] ret = new byte[len - i];
+        System.arraycopy(in, i, ret, 0, len - i);
+        return ret;
+    }
+
+    public static X509Certificate parseX509CertificateFromString(String certificate_string) {
+        java.security.cert.Certificate certificate = null;
+        CertificateFactory cf;
+        try {
+            cf = CertificateFactory.getInstance("X.509");
+
+            certificate_string = certificate_string.replaceFirst("-----BEGIN CERTIFICATE-----", "").replaceFirst("-----END CERTIFICATE-----", "").trim();
+            byte[] cert_bytes = Base64.decode(certificate_string, Base64.DEFAULT);
+            InputStream caInput = new ByteArrayInputStream(cert_bytes);
+            try {
+                certificate = cf.generateCertificate(caInput);
+                System.out.println("ca=" + ((X509Certificate) certificate).getSubjectDN());
+            } finally {
+                caInput.close();
+            }
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (IOException e) {
+            return null;
+        } catch (IllegalArgumentException e) {
+            return null;
+        }
+
+        return (X509Certificate) certificate;
+    }
+
+    protected static RSAPrivateKey parseRsaKeyFromString(String RsaKeyString) {
+        RSAPrivateKey key = null;
+        try {
+            KeyFactory kf = KeyFactory.getInstance("RSA", "BC");
+
+            RsaKeyString = RsaKeyString.replaceFirst("-----BEGIN RSA PRIVATE KEY-----", "").replaceFirst("-----END RSA PRIVATE KEY-----", "");
+            PKCS8EncodedKeySpec keySpec = new PKCS8EncodedKeySpec(Base64.decode(RsaKeyString, Base64.DEFAULT));
+            key = (RSAPrivateKey) kf.generatePrivate(keySpec);
+        } catch (InvalidKeySpecException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return null;
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return null;
+        } catch (NoSuchProviderException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return null;
+        }
+
+        return key;
+    }
+
+    /**
+     * Adds a new X509 certificate given its input stream and its provider name
+     *
+     * @param provider    used to store the certificate in the keystore
+     * @param inputStream from which X509 certificate must be generated.
+     */
+    public static void addTrustedCertificate(String provider, InputStream inputStream) {
+        CertificateFactory cf;
+        try {
+            cf = CertificateFactory.getInstance("X.509");
+            X509Certificate cert =
+                    (X509Certificate) cf.generateCertificate(inputStream);
+            keystore_trusted.setCertificateEntry(provider, cert);
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * Adds a new X509 certificate given in its string from and using its provider name
+     *
+     * @param provider    used to store the certificate in the keystore
+     * @param certificate
+     */
+    public static void addTrustedCertificate(String provider, String certificate) {
+
+        try {
+            X509Certificate cert = ConfigHelper.parseX509CertificateFromString(certificate);
+            if (keystore_trusted == null) {
+                keystore_trusted = KeyStore.getInstance("BKS");
+                keystore_trusted.load(null);
+            }
+            keystore_trusted.setCertificateEntry(provider, cert);
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * @return class wide keystore
+     */
+    public static KeyStore getKeystore() {
+        return keystore_trusted;
+    }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/Dashboard.java b/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
index 7c5e5421..ee64a1b3 100644
--- a/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
+++ b/app/src/main/java/se/leap/bitmaskclient/Dashboard.java
@@ -16,17 +16,18 @@
  */
 package se.leap.bitmaskclient;
 
-import android.annotation.SuppressLint;
+import android.annotation.*;
 import android.app.*;
 import android.content.*;
-import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.PackageManager.*;
 import android.os.*;
-import android.util.Log;
+import android.util.*;
 import android.view.*;
 import android.widget.*;
 
-import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.*;
 import org.json.*;
+
 import java.net.*;
 import java.util.*;
 
@@ -88,7 +89,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
         restoreProvider(savedInstanceState);
         if (provider == null || provider.getName().isEmpty())
-            startActivityForResult(new Intent(this,ConfigurationWizard.class),CONFIGURE_LEAP);
+            startActivityForResult(new Intent(this, ConfigurationWizard.class), CONFIGURE_LEAP);
         else {
             buildDashboard(getIntent().getBooleanExtra(ON_BOOT, false));
             restoreSessionStatus(savedInstanceState);
@@ -97,16 +98,16 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     private void restoreProvider(Bundle savedInstanceState) {
         if (savedInstanceState != null) {
-            if(savedInstanceState.containsKey(Provider.KEY))
+            if (savedInstanceState.containsKey(Provider.KEY))
                 provider = savedInstanceState.getParcelable(Provider.KEY);
         }
-        if(provider == null && preferences.getBoolean(Constants.PROVIDER_CONFIGURED, false))
+        if (provider == null && preferences.getBoolean(Constants.PROVIDER_CONFIGURED, false))
             provider = getSavedProviderFromSharedPreferences();
     }
 
     private void restoreSessionStatus(Bundle savedInstanceState) {
         if (savedInstanceState != null)
-            if(savedInstanceState.containsKey(UserSessionStatus.TAG)) {
+            if (savedInstanceState.containsKey(UserSessionStatus.TAG)) {
                 UserSessionStatus.SessionStatus status = (UserSessionStatus.SessionStatus) savedInstanceState.getSerializable(UserSessionStatus.TAG);
                 user_session_status.updateStatus(status);
             }
@@ -114,9 +115,9 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     @Override
     protected void onSaveInstanceState(@NotNull Bundle outState) {
-        if(provider != null)
+        if (provider != null)
             outState.putParcelable(Provider.KEY, provider);
-        if(user_session_status_text_view != null && user_session_status_text_view.getVisibility() == TextView.VISIBLE)
+        if (user_session_status_text_view != null && user_session_status_text_view.getVisibility() == TextView.VISIBLE)
             outState.putSerializable(UserSessionStatus.TAG, user_session_status.sessionStatus());
 
         super.onSaveInstanceState(outState);
@@ -135,27 +136,27 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
     }
 
     private void handleVersion() {
-	try {
-	    int versionCode = getPackageManager().getPackageInfo(getPackageName(), 0).versionCode;
-	    int lastDetectedVersion = preferences.getInt(APP_VERSION, 0);
-	    preferences.edit().putInt(APP_VERSION, versionCode).apply();
-
-	    switch(versionCode) {
-	    case 91: // 0.6.0 without Bug #5999
-	    case 101: // 0.8.0
-		if(!preferences.getString(Constants.KEY, "").isEmpty())
-		    eip_fragment.updateEipService();
-		break;
-	    }
-	} catch (NameNotFoundException e) {
-	    Log.d(TAG, "Handle version didn't find any " + getPackageName() + " package");
-	}
+        try {
+            int versionCode = getPackageManager().getPackageInfo(getPackageName(), 0).versionCode;
+            int lastDetectedVersion = preferences.getInt(APP_VERSION, 0);
+            preferences.edit().putInt(APP_VERSION, versionCode).apply();
+
+            switch (versionCode) {
+                case 91: // 0.6.0 without Bug #5999
+                case 101: // 0.8.0
+                    if (!preferences.getString(Constants.KEY, "").isEmpty())
+                        eip_fragment.updateEipService();
+                    break;
+            }
+        } catch (NameNotFoundException e) {
+            Log.d(TAG, "Handle version didn't find any " + getPackageName() + " package");
+        }
     }
 
     @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent data){
-        if ( requestCode == CONFIGURE_LEAP || requestCode == SWITCH_PROVIDER) {
-            if ( resultCode == RESULT_OK && data.hasExtra(Provider.KEY)) {
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == CONFIGURE_LEAP || requestCode == SWITCH_PROVIDER) {
+            if (resultCode == RESULT_OK && data.hasExtra(Provider.KEY)) {
                 provider = data.getParcelableExtra(Provider.KEY);
                 providerToPreferences(provider);
 
@@ -169,7 +170,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
                 finish();
             } else
                 configErrorDialog();
-        } else if(requestCode == EIP.DISCONNECT) {
+        } else if (requestCode == EIP.DISCONNECT) {
             EipStatus.getInstance().setConnectedOrDisconnected();
         }
     }
@@ -182,25 +183,25 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
     }
 
     private void configErrorDialog() {
-	AlertDialog.Builder alertBuilder = new AlertDialog.Builder(getContext());
-	alertBuilder.setTitle(getResources().getString(R.string.setup_error_title));
-	alertBuilder
-	    .setMessage(getResources().getString(R.string.setup_error_text))
-	    .setCancelable(false)
-	    .setPositiveButton(getResources().getString(R.string.setup_error_configure_button), new DialogInterface.OnClickListener() {
-		    @Override
-		    public void onClick(DialogInterface dialog, int which) {
-			startActivityForResult(new Intent(getContext(),ConfigurationWizard.class),CONFIGURE_LEAP);
-		    }
-		})
-	    .setNegativeButton(getResources().getString(R.string.setup_error_close_button), new DialogInterface.OnClickListener() {
-		    @Override
-		    public void onClick(DialogInterface dialog, int which) {
-			preferences.edit().remove(Provider.KEY).remove(Constants.PROVIDER_CONFIGURED).apply();
-			finish();
-		    }
-		})
-	    .show();
+        AlertDialog.Builder alertBuilder = new AlertDialog.Builder(getContext());
+        alertBuilder.setTitle(getResources().getString(R.string.setup_error_title));
+        alertBuilder
+                .setMessage(getResources().getString(R.string.setup_error_text))
+                .setCancelable(false)
+                .setPositiveButton(getResources().getString(R.string.setup_error_configure_button), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        startActivityForResult(new Intent(getContext(), ConfigurationWizard.class), CONFIGURE_LEAP);
+                    }
+                })
+                .setNegativeButton(getResources().getString(R.string.setup_error_close_button), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        preferences.edit().remove(Provider.KEY).remove(Constants.PROVIDER_CONFIGURED).apply();
+                        finish();
+                    }
+                })
+                .show();
     }
 
     /**
@@ -212,7 +213,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
         ButterKnife.inject(this);
 
         provider_name.setText(provider.getDomain());
-        if ( provider.hasEIP()){
+        if (provider.hasEIP()) {
             fragment_manager.removePreviousFragment(EipFragment.TAG);
             eip_fragment = new EipFragment();
 
@@ -220,7 +221,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
                 preferences.edit().remove(Dashboard.START_ON_BOOT).apply();
                 Bundle arguments = new Bundle();
                 arguments.putBoolean(EipFragment.START_ON_BOOT, true);
-                if(eip_fragment != null) eip_fragment.setArguments(arguments);
+                if (eip_fragment != null) eip_fragment.setArguments(arguments);
             }
 
             fragment_manager.replace(R.id.servicesCollection, eip_fragment, EipFragment.TAG);
@@ -233,7 +234,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     @Override
     public boolean onPrepareOptionsMenu(Menu menu) {
-        if(provider.allowsRegistration()) {
+        if (provider.allowsRegistration()) {
             menu.findItem(R.id.signup_button).setVisible(true);
 
             boolean logged_in = User.loggedIn();
@@ -245,78 +246,78 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-	getMenuInflater().inflate(R.menu.client_dashboard, menu);
-	return true;
+        getMenuInflater().inflate(R.menu.client_dashboard, menu);
+        return true;
     }
 
     @Override
-    public boolean onOptionsItemSelected(MenuItem item){
-	switch (item.getItemId()){
-	case R.id.about_leap:
-	    showAbout();
-	    return true;
-	case R.id.log_window:
-	    showLog();
-	    return true;
-	case R.id.switch_provider:
-	    switching_provider = true;
-	    if (LeapSRPSession.loggedIn()) logOut();
-	    else switchProvider();
-	    return true;
-	case R.id.login_button:
-	    sessionDialog(Bundle.EMPTY);
-	    return true;
-	case R.id.logout_button:
-	    logOut();
-	    return true;
-	case R.id.signup_button:
-	    sessionDialog(Bundle.EMPTY);
-	    return true;
-	default:
-	    return super.onOptionsItemSelected(item);
-	}
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.about_leap:
+                showAbout();
+                return true;
+            case R.id.log_window:
+                showLog();
+                return true;
+            case R.id.switch_provider:
+                switching_provider = true;
+                if (LeapSRPSession.loggedIn()) logOut();
+                else switchProvider();
+                return true;
+            case R.id.login_button:
+                sessionDialog(Bundle.EMPTY);
+                return true;
+            case R.id.logout_button:
+                logOut();
+                return true;
+            case R.id.signup_button:
+                sessionDialog(Bundle.EMPTY);
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
     }
 
     public void showAbout() {
-	Intent intent = new Intent(this, AboutActivity.class);
-	startActivity(intent);
+        Intent intent = new Intent(this, AboutActivity.class);
+        startActivity(intent);
     }
 
     public void showLog() {
-	Intent startLW = new Intent(getContext(), LogWindow.class);
-	startActivity(startLW);
+        Intent startLW = new Intent(getContext(), LogWindow.class);
+        startActivity(startLW);
     }
 
     @Override
     public void signUp(String username, String password) {
         User.setUserName(username);
-	Bundle parameters = bundlePassword(password);
-	providerApiCommand(parameters, 0, ProviderAPI.SIGN_UP);
+        Bundle parameters = bundlePassword(password);
+        providerApiCommand(parameters, 0, ProviderAPI.SIGN_UP);
     }
 
     @Override
     public void logIn(String username, String password) {
         User.setUserName(username);
-	Bundle parameters = bundlePassword(password);
-	providerApiCommand(parameters, 0, ProviderAPI.LOG_IN);
+        Bundle parameters = bundlePassword(password);
+        providerApiCommand(parameters, 0, ProviderAPI.LOG_IN);
     }
 
     public void logOut() {
-	providerApiCommand(Bundle.EMPTY, 0, ProviderAPI.LOG_OUT);
+        providerApiCommand(Bundle.EMPTY, 0, ProviderAPI.LOG_OUT);
     }
 
     @Override
-    public void update (Observable observable, Object data) {
-        if(observable instanceof UserSessionStatus) {
+    public void update(Observable observable, Object data) {
+        if (observable instanceof UserSessionStatus) {
             UserSessionStatus status = (UserSessionStatus) observable;
-			handleNewUserSessionStatus(status);
+            handleNewUserSessionStatus(status);
         }
     }
 
     private void handleNewUserSessionStatus(UserSessionStatus status) {
         user_session_status = status;
-        if(provider.allowsRegistration()) {
-            if(user_session_status.inProgress())
+        if (provider.allowsRegistration()) {
+            if (user_session_status.inProgress())
                 showUserSessionProgressBar();
             else
                 hideUserSessionProgressBar();
@@ -355,7 +356,7 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
     protected void downloadVpnCertificate() {
         boolean is_authenticated = LeapSRPSession.loggedIn();
         boolean allowed_anon = preferences.getBoolean(Constants.ALLOWED_ANON, false);
-        if(allowed_anon || is_authenticated)
+        if (allowed_anon || is_authenticated)
             providerApiCommand(Bundle.EMPTY, R.string.downloading_certificate_message, ProviderAPI.DOWNLOAD_CERTIFICATE);
         else
             sessionDialog(Bundle.EMPTY);
@@ -364,50 +365,50 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     private Bundle bundlePassword(String password) {
         Bundle parameters = new Bundle();
-        if(!password.isEmpty())
-	    parameters.putString(SessionDialog.PASSWORD, password);
-	return parameters;
+        if (!password.isEmpty())
+            parameters.putString(SessionDialog.PASSWORD, password);
+        return parameters;
     }
 
     protected void providerApiCommand(Bundle parameters, int progressbar_message_resId, String providerApi_action) {
-        if(eip_fragment != null && progressbar_message_resId != 0) {
+        if (eip_fragment != null && progressbar_message_resId != 0) {
             eip_fragment.progress_bar.setVisibility(ProgressBar.VISIBLE);
             setStatusMessage(progressbar_message_resId);
         }
 
-	Intent command = prepareProviderAPICommand(parameters, providerApi_action);
-	startService(command);
+        Intent command = prepareProviderAPICommand(parameters, providerApi_action);
+        startService(command);
     }
 
     private Intent prepareProviderAPICommand(Bundle parameters, String action) {
-	providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
-	providerAPI_result_receiver.setReceiver(this);
+        providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
+        providerAPI_result_receiver.setReceiver(this);
 
-	Intent command = new Intent(this, ProviderAPI.class);
+        Intent command = new Intent(this, ProviderAPI.class);
 
-	command.putExtra(ProviderAPI.PARAMETERS, parameters);
-	command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
-	command.setAction(action);
-	return command;
+        command.putExtra(ProviderAPI.PARAMETERS, parameters);
+        command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+        command.setAction(action);
+        return command;
     }
 
     public void cancelLoginOrSignup() {
-      EipStatus.getInstance().setConnectedOrDisconnected();
+        EipStatus.getInstance().setConnectedOrDisconnected();
     }
 
     public void sessionDialog(Bundle resultData) {
 
-	FragmentTransaction transaction = fragment_manager.removePreviousFragment(SessionDialog.TAG);
+        FragmentTransaction transaction = fragment_manager.removePreviousFragment(SessionDialog.TAG);
 
-	DialogFragment newFragment = new SessionDialog();
-        if(provider.getName().equalsIgnoreCase("riseup")) {
+        DialogFragment newFragment = new SessionDialog();
+        if (provider.getName().equalsIgnoreCase("riseup")) {
             resultData = resultData == Bundle.EMPTY ? new Bundle() : resultData;
             resultData.putBoolean(SessionDialog.ERRORS.RISEUP_WARNING.toString(), true);
         }
-	if(resultData != null && !resultData.isEmpty()) {
-	    newFragment.setArguments(resultData);
- 	}
-	newFragment.show(transaction, SessionDialog.TAG);
+        if (resultData != null && !resultData.isEmpty()) {
+            newFragment.setArguments(resultData);
+        }
+        newFragment.show(transaction, SessionDialog.TAG);
     }
 
     private void switchProvider() {
@@ -420,43 +421,41 @@ public class Dashboard extends Activity implements SessionDialog.SessionDialogIn
 
     @Override
     public void onReceiveResult(int resultCode, Bundle resultData) {
-	Log.d(TAG, "onReceiveResult");
-	if(resultCode == ProviderAPI.SUCCESSFUL_SIGNUP) {
-	    String username = resultData.getString(SessionDialog.USERNAME);
-	    String password = resultData.getString(SessionDialog.PASSWORD);
-	    logIn(username, password);
-	} else if(resultCode == ProviderAPI.FAILED_SIGNUP) {
-	    sessionDialog(resultData);
-	} else if(resultCode == ProviderAPI.SUCCESSFUL_LOGIN) {
-	    downloadVpnCertificate();
-	} else if(resultCode == ProviderAPI.FAILED_LOGIN) {
-	    sessionDialog(resultData);
-	} else if(resultCode == ProviderAPI.SUCCESSFUL_LOGOUT) {
-	    if(switching_provider) switchProvider();
-	} else if(resultCode == ProviderAPI.LOGOUT_FAILED) {
-	    setResult(RESULT_CANCELED);
-	} else if(resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    eip_fragment.updateEipService();
-        eip_fragment.handleNewVpnCertificate();
-	    setResult(RESULT_OK);
-	} else if(resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    setResult(RESULT_CANCELED);
-	}
-	else if(resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_EIP_SERVICE) {
-        eip_fragment.updateEipService();
-	    setResult(RESULT_OK);
-	} else if(resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_EIP_SERVICE) {
-	    setResult(RESULT_CANCELED);
-	}
+        if (resultCode == ProviderAPI.SUCCESSFUL_SIGNUP) {
+            String username = resultData.getString(SessionDialog.USERNAME);
+            String password = resultData.getString(SessionDialog.PASSWORD);
+            logIn(username, password);
+        } else if (resultCode == ProviderAPI.FAILED_SIGNUP) {
+            sessionDialog(resultData);
+        } else if (resultCode == ProviderAPI.SUCCESSFUL_LOGIN) {
+            downloadVpnCertificate();
+        } else if (resultCode == ProviderAPI.FAILED_LOGIN) {
+            sessionDialog(resultData);
+        } else if (resultCode == ProviderAPI.SUCCESSFUL_LOGOUT) {
+            if (switching_provider) switchProvider();
+        } else if (resultCode == ProviderAPI.LOGOUT_FAILED) {
+            setResult(RESULT_CANCELED);
+        } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
+            eip_fragment.updateEipService();
+            eip_fragment.handleNewVpnCertificate();
+            setResult(RESULT_OK);
+        } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
+            setResult(RESULT_CANCELED);
+        } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_EIP_SERVICE) {
+            eip_fragment.updateEipService();
+            setResult(RESULT_OK);
+        } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_EIP_SERVICE) {
+            setResult(RESULT_CANCELED);
+        }
     }
 
     private void setStatusMessage(int string_resId) {
-	if(eip_fragment != null && eip_fragment.status_message != null)
-	    eip_fragment.status_message.setText(string_resId);
+        if (eip_fragment != null && eip_fragment.status_message != null)
+            eip_fragment.status_message.setText(string_resId);
     }
 
     public static Context getContext() {
-	return app;
+        return app;
     }
 
     @Override
diff --git a/app/src/main/java/se/leap/bitmaskclient/DownloadFailedDialog.java b/app/src/main/java/se/leap/bitmaskclient/DownloadFailedDialog.java
index a44253c6..da32dbd4 100644
--- a/app/src/main/java/se/leap/bitmaskclient/DownloadFailedDialog.java
+++ b/app/src/main/java/se/leap/bitmaskclient/DownloadFailedDialog.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,76 +16,74 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.app.DialogFragment;
-import android.content.DialogInterface;
-import android.os.Bundle;
+import android.app.*;
+import android.content.*;
+import android.os.*;
 
 /**
  * Implements a dialog to show why a download failed.
- * 
- * @author parmegv
  *
+ * @author parmegv
  */
 public class DownloadFailedDialog extends DialogFragment {
 
-	public static String TAG = "downloaded_failed_dialog";
-	private String reason_to_fail;
-	/**
-	 * @return a new instance of this DialogFragment.
-	 */
-	public static DialogFragment newInstance(String reason_to_fail) {
-		DownloadFailedDialog dialog_fragment = new DownloadFailedDialog();
-		dialog_fragment.reason_to_fail = reason_to_fail;
-		return dialog_fragment;
-	}
+    public static String TAG = "downloaded_failed_dialog";
+    private String reason_to_fail;
+
+    /**
+     * @return a new instance of this DialogFragment.
+     */
+    public static DialogFragment newInstance(String reason_to_fail) {
+        DownloadFailedDialog dialog_fragment = new DownloadFailedDialog();
+        dialog_fragment.reason_to_fail = reason_to_fail;
+        return dialog_fragment;
+    }
+
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
 
-	@Override
-	public Dialog onCreateDialog(Bundle savedInstanceState) {
-		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        builder.setMessage(reason_to_fail)
+                .setPositiveButton(R.string.retry, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        dismiss();
+                        interface_with_ConfigurationWizard.retrySetUpProvider();
+                    }
+                })
+                .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        interface_with_ConfigurationWizard.cancelSettingUpProvider();
+                        dialog.dismiss();
+                    }
+                });
 
-		builder.setMessage(reason_to_fail)
-		.setPositiveButton(R.string.retry, new DialogInterface.OnClickListener() {
-			public void onClick(DialogInterface dialog, int id) {
-				dismiss();
-				interface_with_ConfigurationWizard.retrySetUpProvider();
-			}
-		})
-		.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
-			public void onClick(DialogInterface dialog, int id) {
-				interface_with_ConfigurationWizard.cancelSettingUpProvider();
-				dialog.dismiss();
-			}
-		});
+        // Create the AlertDialog object and return it
+        return builder.create();
+    }
 
-		// Create the AlertDialog object and return it
-		return builder.create();
-	}
+    public interface DownloadFailedDialogInterface {
+        public void retrySetUpProvider();
 
-	public interface DownloadFailedDialogInterface {
-		public void retrySetUpProvider();
-		public void cancelSettingUpProvider();
-	}
+        public void cancelSettingUpProvider();
+    }
 
-	DownloadFailedDialogInterface interface_with_ConfigurationWizard;
+    DownloadFailedDialogInterface interface_with_ConfigurationWizard;
 
-	@Override
-	public void onAttach(Activity activity) {
-		super.onAttach(activity);
-		try {
-			interface_with_ConfigurationWizard = (DownloadFailedDialogInterface) activity;
-		} catch (ClassCastException e) {
-			throw new ClassCastException(activity.toString()
-					+ " must implement NoticeDialogListener");
-		}
-	}
+    @Override
+    public void onAttach(Activity activity) {
+        super.onAttach(activity);
+        try {
+            interface_with_ConfigurationWizard = (DownloadFailedDialogInterface) activity;
+        } catch (ClassCastException e) {
+            throw new ClassCastException(activity.toString()
+                    + " must implement NoticeDialogListener");
+        }
+    }
 
-	@Override
-	public void onCancel(DialogInterface dialog) {
-		interface_with_ConfigurationWizard.cancelSettingUpProvider();
-		dialog.dismiss();
-	}
+    @Override
+    public void onCancel(DialogInterface dialog) {
+        interface_with_ConfigurationWizard.cancelSettingUpProvider();
+        dialog.dismiss();
+    }
 
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/EipFragment.java b/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
index 5e5b76b2..02eedd77 100644
--- a/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
+++ b/app/src/main/java/se/leap/bitmaskclient/EipFragment.java
@@ -23,7 +23,7 @@ import android.util.*;
 import android.view.*;
 import android.widget.*;
 
-import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.*;
 
 import java.util.*;
 
@@ -53,7 +53,6 @@ public class EipFragment extends Fragment implements Observer {
     private boolean is_starting_to_connect;
     private boolean wants_to_connect;
 
-    @Override
     public void onAttach(Activity activity) {
         super.onAttach(activity);
 
@@ -77,20 +76,18 @@ public class EipFragment extends Fragment implements Observer {
         if (eip_status.isConnecting())
             eip_switch.setVisibility(View.VISIBLE);
 
-        Log.d(TAG, "onCreateView, eip_switch is checked? " + eip_switch.isChecked());
-
         Bundle arguments = getArguments();
-        if(arguments != null && arguments.containsKey(START_ON_BOOT) && arguments.getBoolean(START_ON_BOOT))
+        if (arguments != null && arguments.containsKey(START_ON_BOOT) && arguments.getBoolean(START_ON_BOOT))
             startEipFromScratch();
-        if(savedInstanceState != null) restoreState(savedInstanceState);
+        if (savedInstanceState != null) restoreState(savedInstanceState);
 
         return view;
     }
 
     private void restoreState(@NotNull Bundle savedInstanceState) {
-        if(savedInstanceState.getBoolean(IS_PENDING))
+        if (savedInstanceState.getBoolean(IS_PENDING))
             eip_status.setConnecting();
-        else if(savedInstanceState.getBoolean(IS_CONNECTED))
+        else if (savedInstanceState.getBoolean(IS_CONNECTED))
             eip_status.setConnectedOrDisconnected();
         else
             status_message.setText(savedInstanceState.getString(STATUS_MESSAGE));
@@ -122,7 +119,7 @@ public class EipFragment extends Fragment implements Observer {
 
     @OnCheckedChanged(R.id.eipSwitch)
     void handleSwitch(boolean isChecked) {
-        if(isChecked)
+        if (isChecked)
             handleSwitchOn();
         else
             handleSwitchOff();
@@ -131,9 +128,9 @@ public class EipFragment extends Fragment implements Observer {
     }
 
     private void handleSwitchOn() {
-        if(canStartEIP())
+        if (canStartEIP())
             startEipFromScratch();
-        else if(canLogInToStartEIP()) {
+        else if (canLogInToStartEIP()) {
             wants_to_connect = true;
             Bundle bundle = new Bundle();
             bundle.putBoolean(IS_PENDING, true);
@@ -150,15 +147,13 @@ public class EipFragment extends Fragment implements Observer {
     private boolean canLogInToStartEIP() {
         boolean isAllowedRegistered = Dashboard.preferences.getBoolean(Constants.ALLOWED_REGISTERED, false);
         boolean isLoggedIn = !LeapSRPSession.getToken().isEmpty();
-        Log.d(TAG, "Allow registered? " + isAllowedRegistered);
-        Log.d(TAG, "Is logged in? " + isLoggedIn);
         return isAllowedRegistered && !isLoggedIn && !eip_status.isConnecting() && !eip_status.isConnected();
     }
 
     private void handleSwitchOff() {
-        if(eip_status.isConnecting()) {
+        if (eip_status.isConnecting()) {
             askPendingStartCancellation();
-        } else if(eip_status.isConnected()) {
+        } else if (eip_status.isConnected()) {
             askToStopEIP();
         } else
             setDisconnectedUI();
@@ -191,7 +186,7 @@ public class EipFragment extends Fragment implements Observer {
         String status = dashboard.getString(R.string.eip_status_start_pending);
         status_message.setText(status);
 
-        if(!eip_switch.isChecked()) {
+        if (!eip_switch.isChecked()) {
             eip_switch.setChecked(true);
         }
         saveStatus();
@@ -199,7 +194,7 @@ public class EipFragment extends Fragment implements Observer {
     }
 
     private void stop() {
-        if(eip_status.isConnecting())
+        if (eip_status.isConnecting())
             VoidVpnService.stop();
         disconnect();
     }
@@ -246,10 +241,10 @@ public class EipFragment extends Fragment implements Observer {
     /**
      * Send a command to EIP
      *
-     * @param action	A valid String constant from EIP class representing an Intent
-     * 					filter for the EIP class 
+     * @param action A valid String constant from EIP class representing an Intent
+     *               filter for the EIP class
      */
-    private void eipCommand(String action){
+    private void eipCommand(String action) {
         // TODO validate "action"...how do we get the list of intent-filters for a class via Android API?
         Intent vpn_intent = new Intent(dashboard.getApplicationContext(), EIP.class);
         vpn_intent.setAction(action);
@@ -258,8 +253,8 @@ public class EipFragment extends Fragment implements Observer {
     }
 
     @Override
-    public void update (Observable observable, Object data) {
-        if(observable instanceof EipStatus) {
+    public void update(Observable observable, Object data) {
+        if (observable instanceof EipStatus) {
             eip_status = (EipStatus) observable;
             final EipStatus eip_status = (EipStatus) observable;
             dashboard.runOnUiThread(new Runnable() {
@@ -272,9 +267,9 @@ public class EipFragment extends Fragment implements Observer {
     }
 
     private void handleNewState(EipStatus eip_status) {
-        if(eip_status.wantsToDisconnect())
+        if (eip_status.wantsToDisconnect())
             setDisconnectedUI();
-        else if(eip_status.isConnecting() || is_starting_to_connect)
+        else if (eip_status.isConnecting() || is_starting_to_connect)
             setInProgressUI(eip_status);
         else if (eip_status.isConnected())
             setConnectedUI();
@@ -284,33 +279,30 @@ public class EipFragment extends Fragment implements Observer {
 
     private void setConnectedUI() {
         hideProgressBar();
-        Log.d(TAG, "setConnectedUi? " + eip_status.isConnected());
         adjustSwitch();
         is_starting_to_connect = false;
         status_message.setText(dashboard.getString(R.string.eip_state_connected));
     }
 
-    private void setDisconnectedUI(){
+    private void setDisconnectedUI() {
         hideProgressBar();
         adjustSwitch();
-        String last_log_message = eip_status.getLastLogMessage(dashboard.getApplicationContext());
-        if((last_log_message.contains("error") || last_log_message.contains("ERROR"))
-                && !status_message.getText().toString().equalsIgnoreCase(dashboard.getString(R.string.eip_state_not_connected))){
+        if (eip_status.errorInLast(5, dashboard.getApplicationContext())
+                && !status_message.getText().toString().equalsIgnoreCase(dashboard.getString(R.string.eip_state_not_connected))) {
             dashboard.showLog();
+            VoidVpnService.stop();
         }
         status_message.setText(dashboard.getString(R.string.eip_state_not_connected));
     }
 
     private void adjustSwitch() {
-        if(eip_status.isConnected() || eip_status.isConnecting() || is_starting_to_connect) {
-            Log.d(TAG, "adjustSwitch, isConnected || isConnecting, is checked");
-            if(!eip_switch.isChecked()) {
+        if (eip_status.isConnected() || eip_status.isConnecting() || is_starting_to_connect) {
+            if (!eip_switch.isChecked()) {
                 eip_switch.setChecked(true);
             }
         } else {
-            Log.d(TAG, "adjustSwitch, !isConnected && !isConnecting? " + eip_status.toString());
 
-            if(eip_switch.isChecked()) {
+            if (eip_switch.isChecked()) {
                 eip_switch.setChecked(false);
             }
         }
@@ -333,72 +325,72 @@ public class EipFragment extends Fragment implements Observer {
     }
 
     private void showProgressBar() {
-        if(progress_bar != null)
+        if (progress_bar != null)
             progress_bar.setVisibility(View.VISIBLE);
     }
 
     private void hideProgressBar() {
-        if(progress_bar != null)
+        if (progress_bar != null)
             progress_bar.setVisibility(View.GONE);
     }
 
-protected class EIPReceiver extends ResultReceiver {
+    protected class EIPReceiver extends ResultReceiver {
 
-    protected EIPReceiver(Handler handler){
-        super(handler);
-    }
+        protected EIPReceiver(Handler handler) {
+            super(handler);
+        }
 
-    @Override
-    protected void onReceiveResult(int resultCode, Bundle resultData) {
-        super.onReceiveResult(resultCode, resultData);
+        @Override
+        protected void onReceiveResult(int resultCode, Bundle resultData) {
+            super.onReceiveResult(resultCode, resultData);
 
-        String request = resultData.getString(Constants.REQUEST_TAG);
+            String request = resultData.getString(Constants.REQUEST_TAG);
 
-        if (request.equals(Constants.ACTION_START_EIP)) {
-            switch (resultCode){
-                case Activity.RESULT_OK:
-                    break;
-                case Activity.RESULT_CANCELED:
+            if (request.equals(Constants.ACTION_START_EIP)) {
+                switch (resultCode) {
+                    case Activity.RESULT_OK:
+                        break;
+                    case Activity.RESULT_CANCELED:
 
-                    break;
-            }
-        } else if (request.equals(Constants.ACTION_STOP_EIP)) {
-            switch (resultCode){
-                case Activity.RESULT_OK:
-                    stop();
-                    break;
-                case Activity.RESULT_CANCELED:
-                    break;
-            }
-        } else if (request.equals(Constants.EIP_NOTIFICATION)) {
-            switch  (resultCode){
-                case Activity.RESULT_OK:
-                    break;
-                case Activity.RESULT_CANCELED:
-                    break;
-            }
-        } else if (request.equals(Constants.ACTION_CHECK_CERT_VALIDITY)) {
-            switch (resultCode) {
-                case Activity.RESULT_OK:
-                    break;
-                case Activity.RESULT_CANCELED:
-                    updatingCertificateUI();
-                    dashboard.downloadVpnCertificate();
-                    break;
-            }
-        } else if (request.equals(Constants.ACTION_UPDATE_EIP_SERVICE)) {
-            switch (resultCode) {
-                case Activity.RESULT_OK:
-                    if(wants_to_connect)
-                        startEipFromScratch();
-                    break;
-                case Activity.RESULT_CANCELED:
-                    handleNewState(eip_status);
-                    break;
+                        break;
+                }
+            } else if (request.equals(Constants.ACTION_STOP_EIP)) {
+                switch (resultCode) {
+                    case Activity.RESULT_OK:
+                        stop();
+                        break;
+                    case Activity.RESULT_CANCELED:
+                        break;
+                }
+            } else if (request.equals(Constants.EIP_NOTIFICATION)) {
+                switch (resultCode) {
+                    case Activity.RESULT_OK:
+                        break;
+                    case Activity.RESULT_CANCELED:
+                        break;
+                }
+            } else if (request.equals(Constants.ACTION_CHECK_CERT_VALIDITY)) {
+                switch (resultCode) {
+                    case Activity.RESULT_OK:
+                        break;
+                    case Activity.RESULT_CANCELED:
+                        updatingCertificateUI();
+                        dashboard.downloadVpnCertificate();
+                        break;
+                }
+            } else if (request.equals(Constants.ACTION_UPDATE_EIP_SERVICE)) {
+                switch (resultCode) {
+                    case Activity.RESULT_OK:
+                        if (wants_to_connect)
+                            startEipFromScratch();
+                        break;
+                    case Activity.RESULT_CANCELED:
+                        handleNewState(eip_status);
+                        break;
+                }
             }
         }
     }
-}
 
 
     public static EIPReceiver getReceiver() {
diff --git a/app/src/main/java/se/leap/bitmaskclient/FragmentManagerEnhanced.java b/app/src/main/java/se/leap/bitmaskclient/FragmentManagerEnhanced.java
index 49af9274..8ba7fa34 100644
--- a/app/src/main/java/se/leap/bitmaskclient/FragmentManagerEnhanced.java
+++ b/app/src/main/java/se/leap/bitmaskclient/FragmentManagerEnhanced.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,33 +16,31 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.Fragment;
-import android.app.FragmentManager;
-import android.app.FragmentTransaction;
+import android.app.*;
 
 public class FragmentManagerEnhanced {
 
     private FragmentManager generic_fragment_manager;
-    
+
     public FragmentManagerEnhanced(FragmentManager generic_fragment_manager) {
-	this.generic_fragment_manager = generic_fragment_manager;
+        this.generic_fragment_manager = generic_fragment_manager;
     }
-    
+
     public FragmentTransaction removePreviousFragment(String tag) {
-	FragmentTransaction transaction = generic_fragment_manager.beginTransaction();
-	Fragment previous_fragment = generic_fragment_manager.findFragmentByTag(tag);
-	if (previous_fragment != null) {
-	    transaction.remove(previous_fragment);
-	}
-	transaction.addToBackStack(null);
-
-	return transaction;
+        FragmentTransaction transaction = generic_fragment_manager.beginTransaction();
+        Fragment previous_fragment = generic_fragment_manager.findFragmentByTag(tag);
+        if (previous_fragment != null) {
+            transaction.remove(previous_fragment);
+        }
+        transaction.addToBackStack(null);
+
+        return transaction;
     }
 
     public void replace(int containerViewId, Fragment fragment, String tag) {
-	FragmentTransaction transaction = generic_fragment_manager.beginTransaction();
-	
-	transaction.replace(containerViewId, fragment, tag).commit();
+        FragmentTransaction transaction = generic_fragment_manager.beginTransaction();
+
+        transaction.replace(containerViewId, fragment, tag).commit();
     }
 
     public FragmentTransaction beginTransaction() {
@@ -50,6 +48,6 @@ public class FragmentManagerEnhanced {
     }
 
     public Fragment findFragmentByTag(String tag) {
-	return generic_fragment_manager.findFragmentByTag(tag);
+        return generic_fragment_manager.findFragmentByTag(tag);
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java b/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
index 49c115ae..b961350e 100644
--- a/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
+++ b/app/src/main/java/se/leap/bitmaskclient/LeapSRPSession.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -17,340 +17,345 @@
 package se.leap.bitmaskclient;
 
 
-import org.jboss.security.srp.SRPParameters;
+import org.jboss.security.srp.*;
 
-import java.io.UnsupportedEncodingException;
-import java.math.BigInteger;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.security.SecureRandom;
-import java.util.Arrays;
+import java.io.*;
+import java.math.*;
+import java.security.*;
+import java.util.*;
 
 /**
  * Implements all SRP algorithm logic.
- * 
+ * <p/>
  * It's derived from JBoss implementation, with adjustments to make it work with LEAP platform.
- * 
- * @author parmegv
  *
+ * @author parmegv
  */
 public class LeapSRPSession {
-	
-	private static String token = "";
-	
-	final public static String SALT = "salt";
-	final public static String M1 = "M1";
-	final public static String M2 = "M2";
-	final public static String TOKEN = "token";
-	final public static String AUTHORIZATION_HEADER= "Authorization";
-    	final public static String TAG= "Leap SRP session class tag";
+
+    private static String token = "";
+
+    final public static String SALT = "salt";
+    final public static String M1 = "M1";
+    final public static String M2 = "M2";
+    final public static String TOKEN = "token";
+    final public static String AUTHORIZATION_HEADER = "Authorization";
+    final public static String TAG = "Leap SRP session class tag";
 
     private User user;
-	private SRPParameters params;
-	private String username;
-	private String password;
-	private BigInteger N;
-	private byte[] N_bytes;
-	private BigInteger g;
-	private BigInteger x;
-	private BigInteger v;
-	private BigInteger a;
-	private BigInteger A;
-	private byte[] K;
-	private SecureRandom pseudoRng;
-	/** The M1 = H(H(N) xor H(g) | H(U) | s | A | B | K) hash */
-	private MessageDigest clientHash;
-	/** The M2 = H(A | M | K) hash */
-	private MessageDigest serverHash;
-
-	private static int A_LEN;
-
-    
-	/** Creates a new SRP server session object from the username, password
-	    verifier,
-	    @param username, the user ID
-	    @param password, the user clear text password
-	    @param params, the SRP parameters for the session
-	 */
-	public LeapSRPSession(String username, String password)
-	{
-		this(username, password, null);
-	}
-
-	/** Creates a new SRP server session object from the username, password
-	    verifier,
-	    @param username, the user ID
-	    @param password, the user clear text password
-	    @param params, the SRP parameters for the session
-	    @param abytes, the random exponent used in the A public key
-	 */
-	public LeapSRPSession(String username, String password, byte[] abytes) {
-	    
-	    params = new SRPParameters(new BigInteger(ConfigHelper.NG_1024, 16).toByteArray(), ConfigHelper.G.toByteArray(), BigInteger.ZERO.toByteArray(), "SHA-256");
-		this.g = new BigInteger(1, params.g);
-		N_bytes = ConfigHelper.trim(params.N);
-		this.N = new BigInteger(1, N_bytes);
-		this.username = username;
-		this.password = password;
-		
-		try {
-			pseudoRng = SecureRandom.getInstance("SHA1PRNG");
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-		
-		if( abytes != null ) {
-			A_LEN = 8*abytes.length;
-			/* TODO Why did they put this condition?
-	         if( 8*abytes.length != A_LEN )
+    private SRPParameters params;
+    private String username;
+    private String password;
+    private BigInteger N;
+    private byte[] N_bytes;
+    private BigInteger g;
+    private BigInteger x;
+    private BigInteger v;
+    private BigInteger a;
+    private BigInteger A;
+    private byte[] K;
+    private SecureRandom pseudoRng;
+    /**
+     * The M1 = H(H(N) xor H(g) | H(U) | s | A | B | K) hash
+     */
+    private MessageDigest clientHash;
+    /**
+     * The M2 = H(A | M | K) hash
+     */
+    private MessageDigest serverHash;
+
+    private static int A_LEN;
+
+
+    /**
+     * Creates a new SRP server session object from the username, password
+     * verifier,
+     *
+     * @param username, the user ID
+     * @param password, the user clear text password
+     * @param params,   the SRP parameters for the session
+     */
+    public LeapSRPSession(String username, String password) {
+        this(username, password, null);
+    }
+
+    /**
+     * Creates a new SRP server session object from the username, password
+     * verifier,
+     *
+     * @param username, the user ID
+     * @param password, the user clear text password
+     * @param params,   the SRP parameters for the session
+     * @param abytes,   the random exponent used in the A public key
+     */
+    public LeapSRPSession(String username, String password, byte[] abytes) {
+
+        params = new SRPParameters(new BigInteger(ConfigHelper.NG_1024, 16).toByteArray(), ConfigHelper.G.toByteArray(), BigInteger.ZERO.toByteArray(), "SHA-256");
+        this.g = new BigInteger(1, params.g);
+        N_bytes = ConfigHelper.trim(params.N);
+        this.N = new BigInteger(1, N_bytes);
+        this.username = username;
+        this.password = password;
+
+        try {
+            pseudoRng = SecureRandom.getInstance("SHA1PRNG");
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+
+        if (abytes != null) {
+            A_LEN = 8 * abytes.length;
+            /* TODO Why did they put this condition?
+             if( 8*abytes.length != A_LEN )
 	            throw new IllegalArgumentException("The abytes param must be "
 	               +(A_LEN/8)+" in length, abytes.length="+abytes.length);
 			 */
-			this.a = new BigInteger(abytes);
-		}
-		else
-			A_LEN = 64;
-
-		serverHash = newDigest();
-		clientHash = newDigest();
-	}
-
-	/**
-	 * Calculates the parameter x of the SRP-6a algorithm.
-	 * @param username
-	 * @param password
-	 * @param salt the salt of the user
-	 * @return x
-	 */
-	public byte[] calculatePasswordHash(String username, String password, byte[] salt)
-	{
-		//password = password.replaceAll("\\\\", "\\\\\\\\");
-		// Calculate x = H(s | H(U | ':' | password))
-		MessageDigest x_digest = newDigest();
-		// Try to convert the username to a byte[] using ISO-8859-1
-		byte[] user = null;
-		byte[] password_bytes = null;
-		byte[] colon = {};
-		String encoding = "ISO-8859-1";
-		try {
-			user = ConfigHelper.trim(username.getBytes(encoding));
-			colon = ConfigHelper.trim(":".getBytes(encoding));
-			password_bytes = ConfigHelper.trim(password.getBytes(encoding));
-		}
-		catch(UnsupportedEncodingException e) {
-			// Use the default platform encoding
-			user = ConfigHelper.trim(username.getBytes());
-			colon = ConfigHelper.trim(":".getBytes());
-			password_bytes = ConfigHelper.trim(password.getBytes());
-		}
-		
-		// Build the hash
-		x_digest.update(user);
-		x_digest.update(colon);
-		x_digest.update(password_bytes);
-		byte[] h = x_digest.digest();
-		
-		x_digest.reset();
-		x_digest.update(salt);
-		x_digest.update(h);
-		byte[] x_digest_bytes = x_digest.digest();
-
-		return x_digest_bytes;
-	}
+            this.a = new BigInteger(abytes);
+        } else
+            A_LEN = 64;
+
+        serverHash = newDigest();
+        clientHash = newDigest();
+    }
+
+    /**
+     * Calculates the parameter x of the SRP-6a algorithm.
+     *
+     * @param username
+     * @param password
+     * @param salt     the salt of the user
+     * @return x
+     */
+    public byte[] calculatePasswordHash(String username, String password, byte[] salt) {
+        //password = password.replaceAll("\\\\", "\\\\\\\\");
+        // Calculate x = H(s | H(U | ':' | password))
+        MessageDigest x_digest = newDigest();
+        // Try to convert the username to a byte[] using ISO-8859-1
+        byte[] user = null;
+        byte[] password_bytes = null;
+        byte[] colon = {};
+        String encoding = "ISO-8859-1";
+        try {
+            user = ConfigHelper.trim(username.getBytes(encoding));
+            colon = ConfigHelper.trim(":".getBytes(encoding));
+            password_bytes = ConfigHelper.trim(password.getBytes(encoding));
+        } catch (UnsupportedEncodingException e) {
+            // Use the default platform encoding
+            user = ConfigHelper.trim(username.getBytes());
+            colon = ConfigHelper.trim(":".getBytes());
+            password_bytes = ConfigHelper.trim(password.getBytes());
+        }
+
+        // Build the hash
+        x_digest.update(user);
+        x_digest.update(colon);
+        x_digest.update(password_bytes);
+        byte[] h = x_digest.digest();
+
+        x_digest.reset();
+        x_digest.update(salt);
+        x_digest.update(h);
+        byte[] x_digest_bytes = x_digest.digest();
+
+        return x_digest_bytes;
+    }
 
     public byte[] calculateNewSalt() {
-	try {
-	    BigInteger salt = new BigInteger(64, SecureRandom.getInstance("SHA1PRNG"));
-	    return ConfigHelper.trim(salt.toByteArray());
-	} catch(NoSuchAlgorithmException e) {
-	    e.printStackTrace();
-	}
-	return null;
+        try {
+            BigInteger salt = new BigInteger(64, SecureRandom.getInstance("SHA1PRNG"));
+            return ConfigHelper.trim(salt.toByteArray());
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+        return null;
     }
-	/**
-	 * Calculates the parameter V of the SRP-6a algorithm.
-	 * @return the value of V
-	 */
+
+    /**
+     * Calculates the parameter V of the SRP-6a algorithm.
+     *
+     * @return the value of V
+     */
     public BigInteger calculateV(String username, String password, byte[] salt) {
-		byte[] x_bytes = calculatePasswordHash(username, password, ConfigHelper.trim(salt));
-		x = new BigInteger(1, x_bytes);
-		BigInteger v = g.modPow(x, N);  // g^x % N
-		return v;
-	}
-
-	/**
-	 * Calculates the trimmed xor from two BigInteger numbers
-	 * @param b1 the positive source to build first BigInteger
-	 * @param b2 the positive source to build second BigInteger
-	 * @param length 
-	 * @return
-	 */
-	public byte[] xor(byte[] b1, byte[] b2)
-	{
-		//TODO Check if length matters in the order, when b2 is smaller than b1 or viceversa
-		byte[] xor_digest = new BigInteger(1, b1).xor(new BigInteger(1, b2)).toByteArray();
-		return ConfigHelper.trim(xor_digest);
-	}
-
-	/**
-	 * @returns The exponential residue (parameter A) to be sent to the server.
-	 */
-	public byte[] exponential() {
-		byte[] Abytes = null;
-		if(A == null) {
+        byte[] x_bytes = calculatePasswordHash(username, password, ConfigHelper.trim(salt));
+        x = new BigInteger(1, x_bytes);
+        BigInteger v = g.modPow(x, N);  // g^x % N
+        return v;
+    }
+
+    /**
+     * Calculates the trimmed xor from two BigInteger numbers
+     *
+     * @param b1     the positive source to build first BigInteger
+     * @param b2     the positive source to build second BigInteger
+     * @param length
+     * @return
+     */
+    public byte[] xor(byte[] b1, byte[] b2) {
+        //TODO Check if length matters in the order, when b2 is smaller than b1 or viceversa
+        byte[] xor_digest = new BigInteger(1, b1).xor(new BigInteger(1, b2)).toByteArray();
+        return ConfigHelper.trim(xor_digest);
+    }
+
+    /**
+     * @returns The exponential residue (parameter A) to be sent to the server.
+     */
+    public byte[] exponential() {
+        byte[] Abytes = null;
+        if (A == null) {
 			/* If the random component of A has not been specified use a random
 	         number */
-			if( a == null ) {
-				BigInteger one = BigInteger.ONE;
-				do {
-					a = new BigInteger(A_LEN, pseudoRng);
-				} while(a.compareTo(one) <= 0);
-			}
-			A = g.modPow(a, N);
-			Abytes = ConfigHelper.trim(A.toByteArray());
-		}
-		return Abytes;
-	}
-
-	/**
-	 * Calculates the parameter M1, to be sent to the SRP server.
-	 * It also updates hashes of client and server for further calculations in other methods.
-	 * It uses a predefined k.
-	 * @param salt_bytes
-	 * @param Bbytes the parameter received from the server, in bytes
-	 * @return the parameter M1
-	 * @throws NoSuchAlgorithmException
-	 */
+            if (a == null) {
+                BigInteger one = BigInteger.ONE;
+                do {
+                    a = new BigInteger(A_LEN, pseudoRng);
+                } while (a.compareTo(one) <= 0);
+            }
+            A = g.modPow(a, N);
+            Abytes = ConfigHelper.trim(A.toByteArray());
+        }
+        return Abytes;
+    }
+
+    /**
+     * Calculates the parameter M1, to be sent to the SRP server.
+     * It also updates hashes of client and server for further calculations in other methods.
+     * It uses a predefined k.
+     *
+     * @param salt_bytes
+     * @param Bbytes     the parameter received from the server, in bytes
+     * @return the parameter M1
+     * @throws NoSuchAlgorithmException
+     */
     public byte[] response(byte[] salt_bytes, byte[] Bbytes) {
-		// Calculate x = H(s | H(U | ':' | password))
-		byte[] M1 = null;
-		if(new BigInteger(1, Bbytes).mod(new BigInteger(1, N_bytes)) != BigInteger.ZERO) {
-		    this.v = calculateV(username, password, salt_bytes);
-			// H(N)
-			byte[] digest_of_n = newDigest().digest(N_bytes);
-
-			// H(g)
-			byte[] digest_of_g = newDigest().digest(params.g);
-
-			// clientHash = H(N) xor H(g)
-			byte[] xor_digest = xor(digest_of_n, digest_of_g);
-			clientHash.update(xor_digest);
-
-			// clientHash = H(N) xor H(g) | H(U)
-			byte[] username_digest = newDigest().digest(ConfigHelper.trim(username.getBytes()));
-			username_digest = ConfigHelper.trim(username_digest);
-			clientHash.update(username_digest);
-
-			// clientHash = H(N) xor H(g) | H(U) | s
-			clientHash.update(ConfigHelper.trim(salt_bytes));
-
-			K = null;
-
-			// clientHash = H(N) xor H(g) | H(U) | A
-			byte[] Abytes = ConfigHelper.trim(A.toByteArray());
-			clientHash.update(Abytes);
-
-			// clientHash = H(N) xor H(g) | H(U) | s | A | B
-			Bbytes = ConfigHelper.trim(Bbytes);
-			clientHash.update(Bbytes);
-
-			// Calculate S = (B - kg^x) ^ (a + u * x) % N
-			BigInteger S = calculateS(Bbytes);
-			byte[] S_bytes = ConfigHelper.trim(S.toByteArray());
-
-			// K = SessionHash(S)
-			MessageDigest sessionDigest = newDigest();
-			K = ConfigHelper.trim(sessionDigest.digest(S_bytes));
-
-			// clientHash = H(N) xor H(g) | H(U) | A | B | K
-			clientHash.update(K);
-
-			M1 = ConfigHelper.trim(clientHash.digest());
-
-			// serverHash = Astr + M + K
-			serverHash.update(Abytes);
-			serverHash.update(M1);
-			serverHash.update(K);
-
-		}
-		return M1;
-	}
-
-	/**
-	 * It calculates the parameter S used by response() to obtain session hash K.
-	 * @param Bbytes the parameter received from the server, in bytes
-	 * @return the parameter S
-	 */
-	private BigInteger calculateS(byte[] Bbytes) {
-		byte[] Abytes = ConfigHelper.trim(A.toByteArray());
-		Bbytes = ConfigHelper.trim(Bbytes);
-		byte[] u_bytes = getU(Abytes, Bbytes);
-		
-		BigInteger B = new BigInteger(1, Bbytes);
-		BigInteger u = new BigInteger(1, u_bytes);
-		String k_string = "bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0";
-		BigInteger k = new BigInteger(k_string, 16);
-		BigInteger B_minus_v = B.subtract(k.multiply(v));
-		BigInteger a_ux = a.add(u.multiply(x));
-		BigInteger S = B_minus_v.modPow(a_ux, N);
-		return S;
-	}
-
-	/**
-	 * It calculates the parameter u used by calculateS to obtain S.
-	 * @param Abytes the exponential residue sent to the server
-	 * @param Bbytes the parameter received from the server, in bytes
-	 * @return
-	 */
-	public byte[] getU(byte[] Abytes, byte[] Bbytes) {
-		MessageDigest u_digest = newDigest();
-		u_digest.update(ConfigHelper.trim(Abytes));
-		u_digest.update(ConfigHelper.trim(Bbytes));
-		byte[] u_digest_bytes = u_digest.digest();
-		return ConfigHelper.trim(new BigInteger(1, u_digest_bytes).toByteArray());
-	}
-
-	/**
-	 * @param M2 The server's response to the client's challenge
-	 * @returns True if and only if the server's response was correct.
-	 */
-	public boolean verify(byte[] M2)
-	{
-		// M2 = H(A | M1 | K)
-		M2 = ConfigHelper.trim(M2);
-		byte[] myM2 = ConfigHelper.trim(serverHash.digest());
-		boolean valid = Arrays.equals(M2, myM2);
-		return valid;
-	}
-	
-	protected static void setToken(String token) {
-		LeapSRPSession.token = token;
-	}
-	
-	protected static String getToken() {
-		return token;
-	}
+        // Calculate x = H(s | H(U | ':' | password))
+        byte[] M1 = null;
+        if (new BigInteger(1, Bbytes).mod(new BigInteger(1, N_bytes)) != BigInteger.ZERO) {
+            this.v = calculateV(username, password, salt_bytes);
+            // H(N)
+            byte[] digest_of_n = newDigest().digest(N_bytes);
+
+            // H(g)
+            byte[] digest_of_g = newDigest().digest(params.g);
+
+            // clientHash = H(N) xor H(g)
+            byte[] xor_digest = xor(digest_of_n, digest_of_g);
+            clientHash.update(xor_digest);
+
+            // clientHash = H(N) xor H(g) | H(U)
+            byte[] username_digest = newDigest().digest(ConfigHelper.trim(username.getBytes()));
+            username_digest = ConfigHelper.trim(username_digest);
+            clientHash.update(username_digest);
+
+            // clientHash = H(N) xor H(g) | H(U) | s
+            clientHash.update(ConfigHelper.trim(salt_bytes));
+
+            K = null;
+
+            // clientHash = H(N) xor H(g) | H(U) | A
+            byte[] Abytes = ConfigHelper.trim(A.toByteArray());
+            clientHash.update(Abytes);
+
+            // clientHash = H(N) xor H(g) | H(U) | s | A | B
+            Bbytes = ConfigHelper.trim(Bbytes);
+            clientHash.update(Bbytes);
+
+            // Calculate S = (B - kg^x) ^ (a + u * x) % N
+            BigInteger S = calculateS(Bbytes);
+            byte[] S_bytes = ConfigHelper.trim(S.toByteArray());
+
+            // K = SessionHash(S)
+            MessageDigest sessionDigest = newDigest();
+            K = ConfigHelper.trim(sessionDigest.digest(S_bytes));
+
+            // clientHash = H(N) xor H(g) | H(U) | A | B | K
+            clientHash.update(K);
+
+            M1 = ConfigHelper.trim(clientHash.digest());
+
+            // serverHash = Astr + M + K
+            serverHash.update(Abytes);
+            serverHash.update(M1);
+            serverHash.update(K);
+
+        }
+        return M1;
+    }
+
+    /**
+     * It calculates the parameter S used by response() to obtain session hash K.
+     *
+     * @param Bbytes the parameter received from the server, in bytes
+     * @return the parameter S
+     */
+    private BigInteger calculateS(byte[] Bbytes) {
+        byte[] Abytes = ConfigHelper.trim(A.toByteArray());
+        Bbytes = ConfigHelper.trim(Bbytes);
+        byte[] u_bytes = getU(Abytes, Bbytes);
+
+        BigInteger B = new BigInteger(1, Bbytes);
+        BigInteger u = new BigInteger(1, u_bytes);
+        String k_string = "bf66c44a428916cad64aa7c679f3fd897ad4c375e9bbb4cbf2f5de241d618ef0";
+        BigInteger k = new BigInteger(k_string, 16);
+        BigInteger B_minus_v = B.subtract(k.multiply(v));
+        BigInteger a_ux = a.add(u.multiply(x));
+        BigInteger S = B_minus_v.modPow(a_ux, N);
+        return S;
+    }
+
+    /**
+     * It calculates the parameter u used by calculateS to obtain S.
+     *
+     * @param Abytes the exponential residue sent to the server
+     * @param Bbytes the parameter received from the server, in bytes
+     * @return
+     */
+    public byte[] getU(byte[] Abytes, byte[] Bbytes) {
+        MessageDigest u_digest = newDigest();
+        u_digest.update(ConfigHelper.trim(Abytes));
+        u_digest.update(ConfigHelper.trim(Bbytes));
+        byte[] u_digest_bytes = u_digest.digest();
+        return ConfigHelper.trim(new BigInteger(1, u_digest_bytes).toByteArray());
+    }
+
+    /**
+     * @param M2 The server's response to the client's challenge
+     * @returns True if and only if the server's response was correct.
+     */
+    public boolean verify(byte[] M2) {
+        // M2 = H(A | M1 | K)
+        M2 = ConfigHelper.trim(M2);
+        byte[] myM2 = ConfigHelper.trim(serverHash.digest());
+        boolean valid = Arrays.equals(M2, myM2);
+        return valid;
+    }
+
+    protected static void setToken(String token) {
+        LeapSRPSession.token = token;
+    }
+
+    protected static String getToken() {
+        return token;
+    }
 
     protected static boolean loggedIn() {
-	return !token.isEmpty();
+        return !token.isEmpty();
     }
 
-	/**
-	 * @return a new SHA-256 digest.
-	 */
-	public MessageDigest newDigest()
-	{
-		MessageDigest md = null;
-		try {
-			md = MessageDigest.getInstance("SHA-256");
-		} catch (NoSuchAlgorithmException e) {
-			e.printStackTrace();
-		}
-		return md;
-	}
+    /**
+     * @return a new SHA-256 digest.
+     */
+    public MessageDigest newDigest() {
+        MessageDigest md = null;
+        try {
+            md = MessageDigest.getInstance("SHA-256");
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+        }
+        return md;
+    }
 
     public byte[] getK() {
-	return K;
+        return K;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java b/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
index 96b87085..9171e816 100644
--- a/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
+++ b/app/src/main/java/se/leap/bitmaskclient/OnBootReceiver.java
@@ -1,31 +1,25 @@
 package se.leap.bitmaskclient;
 
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.util.Log;
+import android.content.*;
 
-import se.leap.bitmaskclient.eip.Constants;
+import se.leap.bitmaskclient.eip.*;
 
 public class OnBootReceiver extends BroadcastReceiver {
 
     SharedPreferences preferences;
-    
+
     // Debug: am broadcast -a android.intent.action.BOOT_COMPLETED
     @Override
     public void onReceive(Context context, Intent intent) {
-	preferences = context.getSharedPreferences(Dashboard.SHARED_PREFERENCES, Context.MODE_PRIVATE);
-	boolean provider_configured = !preferences.getString(Provider.KEY, "").isEmpty();
-	boolean start_on_boot = preferences.getBoolean(Dashboard.START_ON_BOOT, false);
-        Log.d("OnBootReceiver", "Provider configured " + String.valueOf(provider_configured));
-        Log.d("OnBootReceiver", "Start on boot " + String.valueOf(start_on_boot));
-	if(provider_configured && start_on_boot) {
-	    Intent dashboard_intent = new Intent(context, Dashboard.class);
-	    dashboard_intent.setAction(Constants.ACTION_START_EIP);
-	    dashboard_intent.putExtra(Dashboard.ON_BOOT, true);
-	    dashboard_intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-	    context.startActivity(dashboard_intent);
-	}
+        preferences = context.getSharedPreferences(Dashboard.SHARED_PREFERENCES, Context.MODE_PRIVATE);
+        boolean provider_configured = !preferences.getString(Provider.KEY, "").isEmpty();
+        boolean start_on_boot = preferences.getBoolean(Dashboard.START_ON_BOOT, false);
+        if (provider_configured && start_on_boot) {
+            Intent dashboard_intent = new Intent(context, Dashboard.class);
+            dashboard_intent.setAction(Constants.ACTION_START_EIP);
+            dashboard_intent.putExtra(Dashboard.ON_BOOT, true);
+            dashboard_intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+            context.startActivity(dashboard_intent);
+        }
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java b/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
index a046f01f..9e523751 100644
--- a/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
+++ b/app/src/main/java/se/leap/bitmaskclient/PRNGFixes.java
@@ -12,28 +12,17 @@ package se.leap.bitmaskclient;
  * Source: http://android-developers.blogspot.de/2013/08/some-securerandom-thoughts.html
  */
 
-import android.os.Build;
+import android.os.*;
 import android.os.Process;
-import android.util.Log;
-
-import java.io.ByteArrayOutputStream;
-import java.io.DataInputStream;
-import java.io.DataOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.UnsupportedEncodingException;
-import java.security.NoSuchAlgorithmException;
+import android.util.*;
+
+import java.io.*;
+import java.security.*;
 import java.security.Provider;
-import java.security.SecureRandom;
-import java.security.SecureRandomSpi;
-import java.security.Security;
 
 /**
  * Fixes for the output of the default PRNG having low entropy.
- *
+ * <p/>
  * The fixes need to be applied via {@link #apply()} before any use of Java
  * Cryptography Architecture primitives. A good place to invoke them is in the
  * application's {@code onCreate}.
@@ -43,10 +32,13 @@ public final class PRNGFixes {
     private static final int VERSION_CODE_JELLY_BEAN = 16;
     private static final int VERSION_CODE_JELLY_BEAN_MR2 = 18;
     private static final byte[] BUILD_FINGERPRINT_AND_DEVICE_SERIAL =
-        getBuildFingerprintAndDeviceSerial();
+            getBuildFingerprintAndDeviceSerial();
 
-    /** Hidden constructor to prevent instantiation. */
-    private PRNGFixes() {}
+    /**
+     * Hidden constructor to prevent instantiation.
+     */
+    private PRNGFixes() {
+    }
 
     /**
      * Applies all fixes.
@@ -113,7 +105,7 @@ public final class PRNGFixes {
         if ((secureRandomProviders == null)
                 || (secureRandomProviders.length < 1)
                 || (!LinuxPRNGSecureRandomProvider.class.equals(
-                        secureRandomProviders[0].getClass()))) {
+                secureRandomProviders[0].getClass()))) {
             Security.insertProviderAt(new LinuxPRNGSecureRandomProvider(), 1);
         }
 
@@ -138,7 +130,7 @@ public final class PRNGFixes {
                 rng2.getProvider().getClass())) {
             throw new SecurityException(
                     "SecureRandom.getInstance(\"SHA1PRNG\") backed by wrong"
-                    + " Provider: " + rng2.getProvider().getClass());
+                            + " Provider: " + rng2.getProvider().getClass());
         }
     }
 
@@ -152,7 +144,7 @@ public final class PRNGFixes {
             super("LinuxPRNG",
                     1.0,
                     "A Linux-specific random number provider that uses"
-                        + " /dev/urandom");
+                            + " /dev/urandom");
             // Although /dev/urandom is not a SHA-1 PRNG, some apps
             // explicitly request a SHA1PRNG SecureRandom and we thus need to
             // prevent them from getting the default implementation whose output
diff --git a/app/src/main/java/se/leap/bitmaskclient/Provider.java b/app/src/main/java/se/leap/bitmaskclient/Provider.java
index ef25c5d2..ee06a586 100644
--- a/app/src/main/java/se/leap/bitmaskclient/Provider.java
+++ b/app/src/main/java/se/leap/bitmaskclient/Provider.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,66 +16,56 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.Activity;
-import android.content.Context;
-import android.content.SharedPreferences;
-import android.os.Parcel;
-import android.os.Parcelable;
+import android.os.*;
 
-import org.json.JSONArray;
-import org.json.JSONException;
-import org.json.JSONObject;
+import org.json.*;
 
-import java.io.File;
-import java.io.Serializable;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.util.Arrays;
-import java.util.Locale;
+import java.io.*;
+import java.net.*;
+import java.util.*;
 
 /**
  * @author Sean Leonard <meanderingcode@aetherislands.net>
  * @author Parménides GV <parmegv@sdf.org>
- *
  */
 public final class Provider implements Parcelable {
 
-	private JSONObject definition; // Represents our Provider's provider.json
+    private JSONObject definition; // Represents our Provider's provider.json
     private URL main_url;
 
     final public static String
-    API_URL = "api_uri",
-	API_VERSION = "api_version",
-	ALLOW_REGISTRATION = "allow_registration",
-	API_RETURN_SERIAL = "serial",
-	SERVICE = "service",
-	KEY = "provider",
-	CA_CERT = "ca_cert",
-	CA_CERT_URI = "ca_cert_uri",
-	CA_CERT_FINGERPRINT = "ca_cert_fingerprint",
-	NAME = "name",
-	DESCRIPTION = "description",
-	DOMAIN = "domain",
-	MAIN_URL = "main_url",
-	DOT_JSON_URL = "provider_json_url"
-	;
-
-	// Array of what API versions we understand
-	protected static final String[] API_VERSIONS = {"1"};  // I assume we might encounter arbitrary version "numbers"
-	// Some API pieces we want to know about
-	private static final String API_TERM_SERVICES = "services";
-	private static final String API_TERM_NAME = "name";
-	private static final String API_TERM_DOMAIN = "domain";
-	private static final String API_TERM_DEFAULT_LANGUAGE = "default_language";
-	protected static final String[] API_EIP_TYPES = {"openvpn"};
-
-	public Provider(URL main_url) {
+            API_URL = "api_uri",
+            API_VERSION = "api_version",
+            ALLOW_REGISTRATION = "allow_registration",
+            API_RETURN_SERIAL = "serial",
+            SERVICE = "service",
+            KEY = "provider",
+            CA_CERT = "ca_cert",
+            CA_CERT_URI = "ca_cert_uri",
+            CA_CERT_FINGERPRINT = "ca_cert_fingerprint",
+            NAME = "name",
+            DESCRIPTION = "description",
+            DOMAIN = "domain",
+            MAIN_URL = "main_url",
+            DOT_JSON_URL = "provider_json_url";
+
+    // Array of what API versions we understand
+    protected static final String[] API_VERSIONS = {"1"};  // I assume we might encounter arbitrary version "numbers"
+    // Some API pieces we want to know about
+    private static final String API_TERM_SERVICES = "services";
+    private static final String API_TERM_NAME = "name";
+    private static final String API_TERM_DOMAIN = "domain";
+    private static final String API_TERM_DEFAULT_LANGUAGE = "default_language";
+    protected static final String[] API_EIP_TYPES = {"openvpn"};
+
+    public Provider(URL main_url) {
         this.main_url = main_url;
     }
 
     public Provider(File provider_file) {
 
     }
+
     public static final Parcelable.Creator<Provider> CREATOR
             = new Parcelable.Creator<Provider>() {
         public Provider createFromParcel(Parcel in) {
@@ -91,7 +81,7 @@ public final class Provider implements Parcelable {
         try {
             main_url = new URL(in.readString());
             String definition_string = in.readString();
-            if(definition_string != null)
+            if (definition_string != null)
                 definition = new JSONObject((definition_string));
         } catch (MalformedURLException e) {
             e.printStackTrace();
@@ -104,60 +94,62 @@ public final class Provider implements Parcelable {
         definition = provider_json;
     }
 
-    protected JSONObject definition() { return definition; }
+    protected JSONObject definition() {
+        return definition;
+    }
 
-	protected String getDomain(){
-		return main_url.getHost();
-	}
+    protected String getDomain() {
+        return main_url.getHost();
+    }
 
     protected URL mainUrl() {
         return main_url;
     }
-	
-	protected String getName(){
-		// Should we pass the locale in, or query the system here?
-		String lang = Locale.getDefault().getLanguage();
-		String name = "";
-		try {
-            if(definition != null)
-			    name = definition.getJSONObject(API_TERM_NAME).getString(lang);
+
+    protected String getName() {
+        // Should we pass the locale in, or query the system here?
+        String lang = Locale.getDefault().getLanguage();
+        String name = "";
+        try {
+            if (definition != null)
+                name = definition.getJSONObject(API_TERM_NAME).getString(lang);
             else throw new JSONException("Provider not defined");
-		} catch (JSONException e) {
-            if(main_url != null) {
+        } catch (JSONException e) {
+            if (main_url != null) {
                 String host = main_url.getHost();
                 name = host.substring(0, host.indexOf("."));
             }
-		}
-		
-		return name;
-	}
-	
-	protected String getDescription(){
-		String lang = Locale.getDefault().getLanguage();
-		String desc = null;
-		try {
-			desc = definition.getJSONObject("description").getString(lang);
-		} catch (JSONException e) {
-			// TODO: handle exception!!
-			try {
-				desc = definition.getJSONObject("description").getString( definition.getString("default_language") );
-			} catch (JSONException e2) {
-				// TODO: i can't believe you're doing it again!
-			}
-		}
-		
-		return desc;
-	}
-
-	protected boolean hasEIP() {
-		try {
+        }
+
+        return name;
+    }
+
+    protected String getDescription() {
+        String lang = Locale.getDefault().getLanguage();
+        String desc = null;
+        try {
+            desc = definition.getJSONObject("description").getString(lang);
+        } catch (JSONException e) {
+            // TODO: handle exception!!
+            try {
+                desc = definition.getJSONObject("description").getString(definition.getString("default_language"));
+            } catch (JSONException e2) {
+                // TODO: i can't believe you're doing it again!
+            }
+        }
+
+        return desc;
+    }
+
+    protected boolean hasEIP() {
+        try {
             JSONArray services = definition.getJSONArray(API_TERM_SERVICES); // returns ["openvpn"]
-            for (int i=0;i<API_EIP_TYPES.length+1;i++){
+            for (int i = 0; i < API_EIP_TYPES.length + 1; i++) {
                 try {
                     // Walk the EIP types array looking for matches in provider's service definitions
-                    if ( Arrays.asList(API_EIP_TYPES).contains( services.getString(i) ) )
+                    if (Arrays.asList(API_EIP_TYPES).contains(services.getString(i)))
                         return true;
-                } catch (NullPointerException e){
+                } catch (NullPointerException e) {
                     e.printStackTrace();
                     return false;
                 } catch (JSONException e) {
@@ -166,11 +158,11 @@ public final class Provider implements Parcelable {
                     return false;
                 }
             }
-		} catch (Exception e) {
-			// TODO: handle exception
-		}
-		return false;
-	}
+        } catch (Exception e) {
+            // TODO: handle exception
+        }
+        return false;
+    }
 
     public boolean allowsRegistration() {
         try {
@@ -188,13 +180,13 @@ public final class Provider implements Parcelable {
     @Override
     public void writeToParcel(Parcel parcel, int i) {
         parcel.writeString(main_url.toString());
-        if(definition != null)
+        if (definition != null)
             parcel.writeString(definition.toString());
     }
 
     @Override
     public boolean equals(Object o) {
-        if(o instanceof Provider) {
+        if (o instanceof Provider) {
             Provider p = (Provider) o;
             return p.mainUrl().getHost().equals(mainUrl().getHost());
         } else return false;
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderAPIResultReceiver.java b/app/src/main/java/se/leap/bitmaskclient/ProviderAPIResultReceiver.java
index 7e4e95d3..533e5caf 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ProviderAPIResultReceiver.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderAPIResultReceiver.java
@@ -1,6 +1,6 @@
 /**

  * Copyright (c) 2013 LEAP Encryption Access Project and contributers

- * 

+ *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License, or

@@ -16,32 +16,30 @@
  */

 package se.leap.bitmaskclient;

 

-import android.os.Bundle;

-import android.os.Handler;

-import android.os.ResultReceiver;

+import android.os.*;

 

 /**

- * Implements the ResultReceiver needed by Activities using ProviderAPI to receive the results of its operations. 

- * @author parmegv

+ * Implements the ResultReceiver needed by Activities using ProviderAPI to receive the results of its operations.

  *

+ * @author parmegv

  */

 public class ProviderAPIResultReceiver extends ResultReceiver {

-	private Receiver mReceiver;

-	

-	public ProviderAPIResultReceiver(Handler handler) {

-		super(handler);

-		// TODO Auto-generated constructor stub

-	}

-	

-	public void setReceiver(Receiver receiver) {

+    private Receiver mReceiver;

+

+    public ProviderAPIResultReceiver(Handler handler) {

+        super(handler);

+        // TODO Auto-generated constructor stub

+    }

+

+    public void setReceiver(Receiver receiver) {

         mReceiver = receiver;

     }

 

-	/**

-	 * Interface to enable ProviderAPIResultReceiver to receive results from the ProviderAPI IntentService. 

-	 * @author parmegv

-	 *

-	 */

+    /**

+     * Interface to enable ProviderAPIResultReceiver to receive results from the ProviderAPI IntentService.

+     *

+     * @author parmegv

+     */

     public interface Receiver {

         public void onReceiveResult(int resultCode, Bundle resultData);

     }

@@ -52,5 +50,5 @@ public class ProviderAPIResultReceiver extends ResultReceiver {
             mReceiver.onReceiveResult(resultCode, resultData);

         }

     }

-    

+

 }

diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderListAdapter.java b/app/src/main/java/se/leap/bitmaskclient/ProviderListAdapter.java
index c63e2edb..4a34caa0 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ProviderListAdapter.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderListAdapter.java
@@ -1,44 +1,35 @@
 package se.leap.bitmaskclient;
 
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.TwoLineListItem;
+import android.view.*;
 
-import com.pedrogomez.renderers.AdapteeCollection;
-import com.pedrogomez.renderers.RendererAdapter;
-import com.pedrogomez.renderers.RendererBuilder;
+import com.pedrogomez.renderers.*;
 
-import java.util.Collection;
-import java.util.List;
-import java.util.Set;
+import java.util.*;
 
 public class ProviderListAdapter extends RendererAdapter<Provider> {
-	private static boolean[] hidden = null;
-	
-	public void hide(int position) {
-		hidden[getRealPosition(position)] = true;
-		notifyDataSetChanged();
-		notifyDataSetInvalidated();
-	}
-	
-	public void unHide(int position) {
-		hidden[getRealPosition(position)] = false;
-		notifyDataSetChanged();
-		notifyDataSetInvalidated();
-	}
+    private static boolean[] hidden = null;
+
+    public void hide(int position) {
+        hidden[getRealPosition(position)] = true;
+        notifyDataSetChanged();
+        notifyDataSetInvalidated();
+    }
+
+    public void unHide(int position) {
+        hidden[getRealPosition(position)] = false;
+        notifyDataSetChanged();
+        notifyDataSetInvalidated();
+    }
 
     public void showAllProviders() {
-        for(int i = 0; i < hidden.length; i++)
+        for (int i = 0; i < hidden.length; i++)
             hidden[i] = false;
         notifyDataSetChanged();
         notifyDataSetInvalidated();
     }
-    
+
     public void hideAllBut(int position) {
-    	for (int i = 0; i < hidden.length; i++) {
+        for (int i = 0; i < hidden.length; i++) {
             if (i != position)
                 hidden[i] = true;
             else
@@ -47,64 +38,66 @@ public class ProviderListAdapter extends RendererAdapter<Provider> {
         notifyDataSetChanged();
         notifyDataSetInvalidated();
     }
-	
-	private int getRealPosition(int position) {
-		int hElements = getHiddenCountUpTo(position);
-		int diff = 0;
-		for(int i=0;i<hElements;i++) {
-			diff++;
-			if(hidden[position+diff])
-				i--;
-		}
-		return (position + diff);
-	}
-	private int getHiddenCount() {
-		int count = 0;
-		for(int i=0;i<hidden.length;i++)
-			if(hidden[i])
-				count++;
-		return count;
-	}
-	private int getHiddenCountUpTo(int location) {
-		int count = 0;
-		for(int i=0;i<=location;i++) {
-			if(hidden[i])
-				count++;
-		}
-		return count;
-	}
-
-	@Override
-	public int getCount() {
-		return (hidden.length - getHiddenCount());
-	}
+
+    private int getRealPosition(int position) {
+        int hElements = getHiddenCountUpTo(position);
+        int diff = 0;
+        for (int i = 0; i < hElements; i++) {
+            diff++;
+            if (hidden[position + diff])
+                i--;
+        }
+        return (position + diff);
+    }
+
+    private int getHiddenCount() {
+        int count = 0;
+        for (int i = 0; i < hidden.length; i++)
+            if (hidden[i])
+                count++;
+        return count;
+    }
+
+    private int getHiddenCountUpTo(int location) {
+        int count = 0;
+        for (int i = 0; i <= location; i++) {
+            if (hidden[i])
+                count++;
+        }
+        return count;
+    }
+
+    @Override
+    public int getCount() {
+        return (hidden.length - getHiddenCount());
+    }
 
     public ProviderListAdapter(LayoutInflater layoutInflater, RendererBuilder rendererBuilder,
                                AdapteeCollection<Provider> collection) {
-	super(layoutInflater, rendererBuilder, collection);
-	hidden = new boolean[collection.size()];
-	for (int i = 0; i < collection.size(); i++)
-	    hidden[i] = false;
+        super(layoutInflater, rendererBuilder, collection);
+        hidden = new boolean[collection.size()];
+        for (int i = 0; i < collection.size(); i++)
+            hidden[i] = false;
     }
-	
-	@Override
-	public void add(Provider item) {
-		super.add(item);
-        if(getCollection().size() >  hidden.length) {
+
+    @Override
+    public void add(Provider item) {
+        super.add(item);
+        if (getCollection().size() > hidden.length) {
             boolean[] new_hidden = new boolean[hidden.length + 1];
             System.arraycopy(hidden, 0, new_hidden, 0, hidden.length);
             new_hidden[hidden.length] = false;
             hidden = new_hidden;
         }
-	}
-	
-	@Override
-	public void remove(Provider item) {
-		super.remove(item);
-		boolean[] new_hidden = new boolean[hidden.length-1];
-		System.arraycopy(hidden, 0, new_hidden, 0, hidden.length-1);
-		hidden = new_hidden;
-	}
+    }
+
+    @Override
+    public void remove(Provider item) {
+        super.remove(item);
+        boolean[] new_hidden = new boolean[hidden.length - 1];
+        System.arraycopy(hidden, 0, new_hidden, 0, hidden.length - 1);
+        hidden = new_hidden;
+    }
 
     protected int indexOf(Provider item) {
         int index = 0;
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderManager.java b/app/src/main/java/se/leap/bitmaskclient/ProviderManager.java
index 69bd7c1e..40fe8b5a 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ProviderManager.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderManager.java
@@ -1,25 +1,14 @@
 package se.leap.bitmaskclient;
 
-import android.content.res.AssetManager;
-
-import com.pedrogomez.renderers.AdapteeCollection;
-
-import org.json.JSONException;
-import org.json.JSONObject;
-
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileReader;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.MalformedURLException;
-import java.net.URL;
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.Set;
+import android.content.res.*;
+
+import com.pedrogomez.renderers.*;
+
+import org.json.*;
+
+import java.io.*;
+import java.net.*;
+import java.util.*;
 
 /**
  * Created by parmegv on 4/12/14.
@@ -36,7 +25,7 @@ public class ProviderManager implements AdapteeCollection<Provider> {
     final protected static String URLS = "urls";
 
     public static ProviderManager getInstance(AssetManager assets_manager, File external_files_dir) {
-        if(instance == null)
+        if (instance == null)
             instance = new ProviderManager(assets_manager);
 
         instance.addCustomProviders(external_files_dir);
@@ -59,10 +48,10 @@ public class ProviderManager implements AdapteeCollection<Provider> {
     private Set<Provider> providersFromAssets(String directory, String[] relative_file_paths) {
         Set<Provider> providers = new HashSet<Provider>();
         try {
-        for(String file : relative_file_paths) {
-            String main_url = extractMainUrlFromInputStream(assets_manager.open(directory + "/" + file));
+            for (String file : relative_file_paths) {
+                String main_url = extractMainUrlFromInputStream(assets_manager.open(directory + "/" + file));
                 providers.add(new Provider(new URL(main_url)));
-        }
+            }
         } catch (MalformedURLException e) {
             e.printStackTrace();
         } catch (IOException e) {
@@ -82,7 +71,7 @@ public class ProviderManager implements AdapteeCollection<Provider> {
     private Set<Provider> providersFromFiles(String[] files) {
         Set<Provider> providers = new HashSet<Provider>();
         try {
-            for(String file : files) {
+            for (String file : files) {
                 String main_url = extractMainUrlFromInputStream(new FileInputStream(external_files_dir.getAbsolutePath() + "/" + file));
                 providers.add(new Provider(new URL(main_url)));
             }
@@ -100,7 +89,7 @@ public class ProviderManager implements AdapteeCollection<Provider> {
         byte[] bytes = new byte[0];
         try {
             bytes = new byte[input_stream_file_contents.available()];
-            if(input_stream_file_contents.read(bytes) > 0) {
+            if (input_stream_file_contents.read(bytes) > 0) {
                 JSONObject file_contents = new JSONObject(new String(bytes));
                 main_url = file_contents.getString(Provider.MAIN_URL);
             }
@@ -127,7 +116,7 @@ public class ProviderManager implements AdapteeCollection<Provider> {
     @Override
     public Provider get(int index) {
         Iterator<Provider> iterator = providers().iterator();
-        while(iterator.hasNext() && index > 0) {
+        while (iterator.hasNext() && index > 0) {
             iterator.next();
             index--;
         }
@@ -136,7 +125,7 @@ public class ProviderManager implements AdapteeCollection<Provider> {
 
     @Override
     public void add(Provider element) {
-        if(!default_providers.contains(element))
+        if (!default_providers.contains(element))
             custom_providers.add(element);
     }
 
@@ -163,17 +152,17 @@ public class ProviderManager implements AdapteeCollection<Provider> {
     }
 
     protected void saveCustomProvidersToFile() {
-	try {
-	    for (Provider provider : custom_providers) {
+        try {
+            for (Provider provider : custom_providers) {
                 File provider_file = new File(external_files_dir, provider.getName() + ".json");
-            if(!provider_file.exists()) {
-                FileWriter writer = new FileWriter(provider_file);
-                writer.write(provider.toJson().toString());
-                writer.close();
+                if (!provider_file.exists()) {
+                    FileWriter writer = new FileWriter(provider_file);
+                    writer.write(provider.toJson().toString());
+                    writer.close();
+                }
             }
-	    }
-	} catch (IOException e) {
-	    e.printStackTrace();
-	}
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderRenderer.java b/app/src/main/java/se/leap/bitmaskclient/ProviderRenderer.java
index 6e194e84..4a5d0db1 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ProviderRenderer.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderRenderer.java
@@ -1,18 +1,12 @@
 package se.leap.bitmaskclient;
 
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ImageView;
-import android.widget.TextView;
-
-import com.pedrogomez.renderers.Renderer;
-
-import butterknife.ButterKnife;
-import butterknife.InjectView;
-import butterknife.OnItemClick;
-import butterknife.OnItemSelected;
+import android.content.*;
+import android.view.*;
+import android.widget.*;
+
+import com.pedrogomez.renderers.*;
+
+import butterknife.*;
 
 /**
  * Created by parmegv on 4/12/14.
diff --git a/app/src/main/java/se/leap/bitmaskclient/ProviderRendererBuilder.java b/app/src/main/java/se/leap/bitmaskclient/ProviderRendererBuilder.java
index 7366e68e..5a6e857d 100644
--- a/app/src/main/java/se/leap/bitmaskclient/ProviderRendererBuilder.java
+++ b/app/src/main/java/se/leap/bitmaskclient/ProviderRendererBuilder.java
@@ -1,25 +1,19 @@
 package se.leap.bitmaskclient;
 
-import android.content.Context;
+import com.pedrogomez.renderers.*;
 
-import com.pedrogomez.renderers.Renderer;
-import com.pedrogomez.renderers.RendererBuilder;
-
-import java.util.Collection;
-import java.util.LinkedList;
-import java.util.List;
-
-import javax.inject.Inject;
+import java.util.*;
 
 /**
  * Created by parmegv on 4/12/14.
  */
-    public class ProviderRendererBuilder extends RendererBuilder<Provider> {
-        public ProviderRendererBuilder(Collection<Renderer<Provider>> prototypes) {
-            super(prototypes);
-        }
-        @Override
-        protected Class getPrototypeClass(Provider content) {
-            return ProviderRenderer.class;
+public class ProviderRendererBuilder extends RendererBuilder<Provider> {
+    public ProviderRendererBuilder(Collection<Renderer<Provider>> prototypes) {
+        super(prototypes);
+    }
+
+    @Override
+    protected Class getPrototypeClass(Provider content) {
+        return ProviderRenderer.class;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java b/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java
index 91e56330..e92c6b7b 100644
--- a/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java
+++ b/app/src/main/java/se/leap/bitmaskclient/SessionDialog.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -14,38 +14,33 @@
  * You should have received a copy of the GNU General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
- package se.leap.bitmaskclient;
+package se.leap.bitmaskclient;
 
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.DialogFragment;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.EditText;
-import android.widget.TextView;
+import android.app.*;
+import android.content.*;
+import android.os.*;
+import android.view.*;
+import android.widget.*;
 
-import butterknife.ButterKnife;
-import butterknife.InjectView;
+import butterknife.*;
 
 /**
  * Implements the log in dialog, currently without progress dialog.
- * 
+ * <p/>
  * It returns to the previous fragment when finished, and sends username and password to the authenticate method.
- * 
- * It also notifies the user if the password is not valid. 
- * 
- * @author parmegv
+ * <p/>
+ * It also notifies the user if the password is not valid.
  *
+ * @author parmegv
  */
-public class SessionDialog extends DialogFragment{
+public class SessionDialog extends DialogFragment {
+
 
-     
     final public static String TAG = SessionDialog.class.getSimpleName();
 
     final public static String USERNAME = "username";
     final public static String PASSWORD = "password";
+
     public static enum ERRORS {
         USERNAME_MISSING,
         PASSWORD_INVALID_LENGTH,
@@ -64,66 +59,67 @@ public class SessionDialog extends DialogFragment{
     public SessionDialog() {
         setArguments(Bundle.EMPTY);
     }
-    
-	public AlertDialog onCreateDialog(Bundle savedInstanceState) {
-
-		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
-		LayoutInflater inflater = getActivity().getLayoutInflater();
-		View view = inflater.inflate(R.layout.session_dialog, null);
-		ButterKnife.inject(this, view);
-		
-		Bundle arguments = getArguments();
-		if (arguments != Bundle.EMPTY) {
+
+    public AlertDialog onCreateDialog(Bundle savedInstanceState) {
+
+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        LayoutInflater inflater = getActivity().getLayoutInflater();
+        View view = inflater.inflate(R.layout.session_dialog, null);
+        ButterKnife.inject(this, view);
+
+        Bundle arguments = getArguments();
+        if (arguments != Bundle.EMPTY) {
             setUp(arguments);
-		}
-		
-		builder.setView(view)
-			.setPositiveButton(R.string.login_button, new DialogInterface.OnClickListener() {
-				public void onClick(DialogInterface dialog, int id) {
-					String username = getEnteredUsername();
-					String password = getEnteredPassword();
-					dialog.dismiss();
-					interface_with_Dashboard.logIn(username, password);
-				}
-			})
-			.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
-				public void onClick(DialogInterface dialog, int id) {
-					dialog.cancel();
-					interface_with_Dashboard.cancelLoginOrSignup();
-				}
-			})
-		    .setNeutralButton(R.string.signup_button, new DialogInterface.OnClickListener() {
-				public void onClick(DialogInterface dialog, int id) {
-					String username = getEnteredUsername();
-					String password = getEnteredPassword();
-                    dialog.dismiss();
-					interface_with_Dashboard.signUp(username, password);
-				}
-			});
-		
-		return builder.create();
-	}
+        }
+
+        builder.setView(view)
+                .setPositiveButton(R.string.login_button, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        String username = getEnteredUsername();
+                        String password = getEnteredPassword();
+                        dialog.dismiss();
+                        interface_with_Dashboard.logIn(username, password);
+                    }
+                })
+                .setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        dialog.cancel();
+                        interface_with_Dashboard.cancelLoginOrSignup();
+                    }
+                })
+                .setNeutralButton(R.string.signup_button, new DialogInterface.OnClickListener() {
+                    public void onClick(DialogInterface dialog, int id) {
+                        String username = getEnteredUsername();
+                        String password = getEnteredPassword();
+                        dialog.dismiss();
+                        interface_with_Dashboard.signUp(username, password);
+                    }
+                });
+
+        return builder.create();
+    }
 
     private void setUp(Bundle arguments) {
         is_eip_pending = arguments.getBoolean(EipFragment.IS_PENDING, false);
         if (arguments.containsKey(ERRORS.PASSWORD_INVALID_LENGTH.toString()))
             password_field.setError(getString(R.string.error_not_valid_password_user_message));
-        else if(arguments.containsKey(ERRORS.RISEUP_WARNING.toString())) {
+        else if (arguments.containsKey(ERRORS.RISEUP_WARNING.toString())) {
             user_message.setVisibility(TextView.VISIBLE);
             user_message.setText(R.string.login_riseup_warning);
-        } if (arguments.containsKey(USERNAME)) {
+        }
+        if (arguments.containsKey(USERNAME)) {
             String username = arguments.getString(USERNAME);
             username_field.setText(username);
         }
         if (arguments.containsKey(ERRORS.USERNAME_MISSING.toString())) {
             username_field.setError(getString(R.string.username_ask));
         }
-        if(arguments.containsKey(getString(R.string.user_message)))
+        if (arguments.containsKey(getString(R.string.user_message)))
             user_message.setText(arguments.getString(getString(R.string.user_message)));
-        else if(user_message.getVisibility() != TextView.VISIBLE)
+        else if (user_message.getVisibility() != TextView.VISIBLE)
             user_message.setVisibility(View.GONE);
 
-        if(!username_field.getText().toString().isEmpty() && password_field.isFocusable())
+        if (!username_field.getText().toString().isEmpty() && password_field.isFocusable())
             password_field.requestFocus();
 
     }
@@ -136,26 +132,27 @@ public class SessionDialog extends DialogFragment{
         return password_field.getText().toString();
     }
 
-	
-	/**
-	 * Interface used to communicate SessionDialog with Dashboard.
-	 * 
-	 * @author parmegv
-	 *
-	 */
-	public interface SessionDialogInterface {
-	    public void logIn(String username, String password);
-	    public void signUp(String username, String password);
-	    public void cancelLoginOrSignup();
+
+    /**
+     * Interface used to communicate SessionDialog with Dashboard.
+     *
+     * @author parmegv
+     */
+    public interface SessionDialogInterface {
+        public void logIn(String username, String password);
+
+        public void signUp(String username, String password);
+
+        public void cancelLoginOrSignup();
     }
 
-	SessionDialogInterface interface_with_Dashboard;
-	
+    SessionDialogInterface interface_with_Dashboard;
+
     @Override
     public void onAttach(Activity activity) {
         super.onAttach(activity);
         try {
-        	interface_with_Dashboard = (SessionDialogInterface) activity;
+            interface_with_Dashboard = (SessionDialogInterface) activity;
         } catch (ClassCastException e) {
             throw new ClassCastException(activity.toString()
                     + " must implement LogInDialogListener");
@@ -164,8 +161,8 @@ public class SessionDialog extends DialogFragment{
 
     @Override
     public void onCancel(DialogInterface dialog) {
-	super.onCancel(dialog);
-	if(is_eip_pending)
-	    interface_with_Dashboard.cancelLoginOrSignup();
+        super.onCancel(dialog);
+        if (is_eip_pending)
+            interface_with_Dashboard.cancelLoginOrSignup();
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/User.java b/app/src/main/java/se/leap/bitmaskclient/User.java
index 6e20c165..4bbd9a91 100644
--- a/app/src/main/java/se/leap/bitmaskclient/User.java
+++ b/app/src/main/java/se/leap/bitmaskclient/User.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -19,21 +19,24 @@ package se.leap.bitmaskclient;
 public class User {
     private static String user_name = "You";
     private static User user;
-    
+
     public static User getInstance() {
-	if(user == null) {
-	    user = new User();
-	}
-	return user;
+        if (user == null) {
+            user = new User();
+        }
+        return user;
     }
 
     public static void setUserName(String user_name) {
-	User.user_name = user_name;
+        User.user_name = user_name;
     }
 
-    private User() { }
-    
-    public static String userName() { return user_name; }
+    private User() {
+    }
+
+    public static String userName() {
+        return user_name;
+    }
 
     public static boolean loggedIn() {
         return LeapSRPSession.loggedIn();
diff --git a/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java b/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java
index db432a82..e43c8a25 100644
--- a/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java
+++ b/app/src/main/java/se/leap/bitmaskclient/UserSessionStatus.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -25,47 +25,63 @@ public class UserSessionStatus extends Observable {
     private static UserSessionStatus current_status;
 
     public enum SessionStatus {
-	LOGGED_IN,
-	LOGGED_OUT,
-	NOT_LOGGED_IN,
-	DIDNT_LOG_OUT,
-	LOGGING_IN,
-	LOGGING_OUT,
+        LOGGED_IN,
+        LOGGED_OUT,
+        NOT_LOGGED_IN,
+        DIDNT_LOG_OUT,
+        LOGGING_IN,
+        LOGGING_OUT,
         SIGNING_UP
     }
 
     private static SessionStatus session_status = SessionStatus.NOT_LOGGED_IN;
-    
+
     public static UserSessionStatus getInstance() {
-	if(current_status == null) {
-	    current_status = new UserSessionStatus();
-	}
-	return current_status;
+        if (current_status == null) {
+            current_status = new UserSessionStatus();
+        }
+        return current_status;
     }
 
-    private UserSessionStatus() { }
+    private UserSessionStatus() {
+    }
 
     private void sessionStatus(SessionStatus session_status) {
-	this.session_status = session_status;
+        this.session_status = session_status;
     }
 
-    public SessionStatus sessionStatus() { return session_status; }
+    public SessionStatus sessionStatus() {
+        return session_status;
+    }
 
     public boolean inProgress() {
         return session_status == SessionStatus.LOGGING_IN
                 || session_status == SessionStatus.LOGGING_OUT;
     }
-    
+
     public static void updateStatus(SessionStatus session_status) {
-	current_status = getInstance();
-	current_status.sessionStatus(session_status);
-	current_status.setChanged();
-	current_status.notifyObservers();
+        current_status = getInstance();
+        current_status.sessionStatus(session_status);
+        current_status.setChanged();
+        current_status.notifyObservers();
     }
 
     @Override
     public String toString() {
-	return User.userName() + " is "
-	    + session_status.toString().toLowerCase().replaceAll("_", " ");
+        String username = User.userName();
+
+        return username + " " + conjugateToBe(username) + " "
+                + session_status.toString().toLowerCase().replaceAll("_", " ");
+    }
+
+    private String conjugateToBe(String subject) {
+        String conjugation = "";
+        if(subject.equalsIgnoreCase("I"))
+            conjugation = "am";
+        else if(subject.equalsIgnoreCase("you") || subject.equalsIgnoreCase("we")|| subject.equalsIgnoreCase("they"))
+            conjugation = "are";
+        else conjugation = "is";
+
+        return conjugation;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/Constants.java b/app/src/main/java/se/leap/bitmaskclient/eip/Constants.java
index f7206927..39ad7c08 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/Constants.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/Constants.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -17,16 +17,14 @@
 package se.leap.bitmaskclient.eip;
 
 /**
- *
  * Constants for intent passing, shared preferences
  *
  * @author Parménides GV <parmegv@sdf.org>
- *
  */
 public interface Constants {
 
     public final static String TAG = Constants.class.getSimpleName();
-    
+
     public final static String ACTION_CHECK_CERT_VALIDITY = TAG + ".CHECK_CERT_VALIDITY";
     public final static String ACTION_START_EIP = TAG + ".START_EIP";
     public final static String ACTION_STOP_EIP = TAG + ".STOP_EIP";
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java b/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
index 3b72a486..beed7948 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/EIP.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -19,7 +19,6 @@ package se.leap.bitmaskclient.eip;
 import android.app.*;
 import android.content.*;
 import android.os.*;
-import android.util.Log;
 
 import org.json.*;
 
@@ -34,7 +33,7 @@ import static se.leap.bitmaskclient.eip.Constants.*;
  * this IntentService.
  * Contains logic for parsing eip-service.json from the provider, configuring and selecting
  * gateways, and controlling {@link de.blinkt.openvpn.core.OpenVPNService} connections.
- * 
+ *
  * @author Sean Leonard <meanderingcode@aetherislands.net>
  * @author Parménides GV <parmegv@sdf.org>
  */
@@ -44,64 +43,64 @@ public final class EIP extends IntentService {
     public final static String SERVICE_API_PATH = "config/eip-service.json";
 
     public static final int DISCONNECT = 15;
-    
+
     private static Context context;
     private static ResultReceiver mReceiver;
     private static SharedPreferences preferences;
-	
+
     private static JSONObject eip_definition;
     private static GatewaysManager gateways_manager = new GatewaysManager();
     private static Gateway gateway;
-    
-    public EIP(){
-	super(TAG);
+
+    public EIP() {
+        super(TAG);
     }
-	
+
     @Override
     public void onCreate() {
-	super.onCreate();
-		
-	context = getApplicationContext();
+        super.onCreate();
+
+        context = getApplicationContext();
         preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-	eip_definition = eipDefinitionFromPreferences();
-        if(gateways_manager.isEmpty())
+        eip_definition = eipDefinitionFromPreferences();
+        if (gateways_manager.isEmpty())
             gatewaysFromPreferences();
     }
 
     @Override
     protected void onHandleIntent(Intent intent) {
-	String action = intent.getAction();
-	mReceiver = intent.getParcelableExtra(RECEIVER_TAG);
-	
-	if ( action.equals(ACTION_START_EIP))
-	    startEIP();
-	else if (action.equals(ACTION_STOP_EIP))
-	    stopEIP();
-	else if (action.equals(ACTION_IS_EIP_RUNNING))
-	    isRunning();
+        String action = intent.getAction();
+        mReceiver = intent.getParcelableExtra(RECEIVER_TAG);
+
+        if (action.equals(ACTION_START_EIP))
+            startEIP();
+        else if (action.equals(ACTION_STOP_EIP))
+            stopEIP();
+        else if (action.equals(ACTION_IS_EIP_RUNNING))
+            isRunning();
         else if (action.equals(ACTION_UPDATE_EIP_SERVICE))
-	    updateEIPService();
-	else if (action.equals(ACTION_CHECK_CERT_VALIDITY))
-	    checkCertValidity();
+            updateEIPService();
+        else if (action.equals(ACTION_CHECK_CERT_VALIDITY))
+            checkCertValidity();
     }
-	
+
     /**
      * Initiates an EIP connection by selecting a gateway and preparing and sending an
      * Intent to {@link de.blinkt.openvpn.LaunchVPN}.
      * It also sets up early routes.
      */
     private void startEIP() {
-	if(gateways_manager.isEmpty())
-	    updateEIPService();
+        if (gateways_manager.isEmpty())
+            updateEIPService();
         earlyRoutes();
 
-	gateway = gateways_manager.select();
-	if(gateway != null && gateway.getProfile() != null) {
-	    mReceiver = EipFragment.getReceiver();
-	    launchActiveGateway();
-	    tellToReceiver(ACTION_START_EIP, Activity.RESULT_OK);
-	} else
-	    tellToReceiver(ACTION_START_EIP, Activity.RESULT_CANCELED);
+        gateway = gateways_manager.select();
+        if (gateway != null && gateway.getProfile() != null) {
+            mReceiver = EipFragment.getReceiver();
+            launchActiveGateway();
+            tellToReceiver(ACTION_START_EIP, Activity.RESULT_OK);
+        } else
+            tellToReceiver(ACTION_START_EIP, Activity.RESULT_CANCELED);
     }
 
     /**
@@ -109,40 +108,40 @@ public final class EIP extends IntentService {
      * VpnService is started properly.
      */
     private void earlyRoutes() {
-	Intent void_vpn_launcher = new Intent(context, VoidVpnLauncher.class);
-	void_vpn_launcher.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-	startActivity(void_vpn_launcher);
+        Intent void_vpn_launcher = new Intent(context, VoidVpnLauncher.class);
+        void_vpn_launcher.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        startActivity(void_vpn_launcher);
     }
-    
+
     private void launchActiveGateway() {
-	Intent intent = new Intent(this,LaunchVPN.class);
-	intent.setAction(Intent.ACTION_MAIN);
-	intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-	intent.putExtra(LaunchVPN.EXTRA_NAME, gateway.getProfile().getName());
-	intent.putExtra(LaunchVPN.EXTRA_HIDELOG, true);
-	startActivity(intent);
+        Intent intent = new Intent(this, LaunchVPN.class);
+        intent.setAction(Intent.ACTION_MAIN);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        intent.putExtra(LaunchVPN.EXTRA_NAME, gateway.getProfile().getName());
+        intent.putExtra(LaunchVPN.EXTRA_HIDELOG, true);
+        startActivity(intent);
     }
 
     private void stopEIP() {
-	EipStatus eip_status = EipStatus.getInstance();
-	int result_code = Activity.RESULT_CANCELED;
-	if(eip_status.isConnected() || eip_status.isConnecting())
-	    result_code = Activity.RESULT_OK;
+        EipStatus eip_status = EipStatus.getInstance();
+        int result_code = Activity.RESULT_CANCELED;
+        if (eip_status.isConnected() || eip_status.isConnecting())
+            result_code = Activity.RESULT_OK;
 
-	tellToReceiver(ACTION_STOP_EIP, result_code);
+        tellToReceiver(ACTION_STOP_EIP, result_code);
     }
-	
+
     /**
      * Checks the last stored status notified by ics-openvpn
      * Sends <code>Activity.RESULT_CANCELED</code> to the ResultReceiver that made the
      * request if it's not connected, <code>Activity.RESULT_OK</code> otherwise.
      */
     private void isRunning() {
-	EipStatus eip_status = EipStatus.getInstance();
-	int resultCode = (eip_status.isConnected()) ?
-	    Activity.RESULT_OK :
-	    Activity.RESULT_CANCELED;
-	tellToReceiver(ACTION_IS_EIP_RUNNING, resultCode);
+        EipStatus eip_status = EipStatus.getInstance();
+        int resultCode = (eip_status.isConnected()) ?
+                Activity.RESULT_OK :
+                Activity.RESULT_CANCELED;
+        tellToReceiver(ACTION_IS_EIP_RUNNING, resultCode);
     }
 
     /**
@@ -150,27 +149,27 @@ public final class EIP extends IntentService {
      * TODO Implement API call to refresh eip-service.json from the provider
      */
     private void updateEIPService() {
-	eip_definition = eipDefinitionFromPreferences();
-        if(eip_definition.length() > 0)
+        eip_definition = eipDefinitionFromPreferences();
+        if (eip_definition.length() > 0)
             updateGateways();
-	tellToReceiver(ACTION_UPDATE_EIP_SERVICE, Activity.RESULT_OK);
+        tellToReceiver(ACTION_UPDATE_EIP_SERVICE, Activity.RESULT_OK);
     }
 
     private JSONObject eipDefinitionFromPreferences() {
         JSONObject result = new JSONObject();
-	try {
-	    String eip_definition_string = preferences.getString(KEY, "");
-	    if(!eip_definition_string.isEmpty()) {
-		result = new JSONObject(eip_definition_string);
-	    }
-	} catch (JSONException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	}
+        try {
+            String eip_definition_string = preferences.getString(KEY, "");
+            if (!eip_definition_string.isEmpty()) {
+                result = new JSONObject(eip_definition_string);
+            }
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
         return result;
     }
 
-    private void updateGateways(){
+    private void updateGateways() {
         gateways_manager.fromEipServiceJson(eip_definition);
         gatewaysToPreferences();
     }
@@ -188,15 +187,15 @@ public final class EIP extends IntentService {
     }
 
     private void checkCertValidity() {
-	VpnCertificateValidator validator = new VpnCertificateValidator(preferences.getString(CERTIFICATE, ""));
-	int resultCode = validator.isValid() ?
-	    Activity.RESULT_OK :
-	    Activity.RESULT_CANCELED;
-	tellToReceiver(ACTION_CHECK_CERT_VALIDITY, resultCode);
+        VpnCertificateValidator validator = new VpnCertificateValidator(preferences.getString(CERTIFICATE, ""));
+        int resultCode = validator.isValid() ?
+                Activity.RESULT_OK :
+                Activity.RESULT_CANCELED;
+        tellToReceiver(ACTION_CHECK_CERT_VALIDITY, resultCode);
     }
 
     private void tellToReceiver(String action, int resultCode) {
-        if (mReceiver != null){
+        if (mReceiver != null) {
             Bundle resultData = new Bundle();
             resultData.putString(REQUEST_TAG, action);
             mReceiver.send(resultCode, resultData);
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/EipStatus.java b/app/src/main/java/se/leap/bitmaskclient/eip/EipStatus.java
index 14158696..ad68f96e 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/EipStatus.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/EipStatus.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,7 +16,6 @@
  */
 package se.leap.bitmaskclient.eip;
 
-import android.util.*;
 import android.content.*;
 
 import java.util.*;
@@ -34,116 +33,123 @@ public class EipStatus extends Observable implements VpnStatus.StateListener {
     private int localized_res_id;
 
     public static EipStatus getInstance() {
-	if(current_status == null) {
-	    current_status = new EipStatus();
-	    VpnStatus.addStateListener(current_status);
-	}
-	return current_status;
+        if (current_status == null) {
+            current_status = new EipStatus();
+            VpnStatus.addStateListener(current_status);
+        }
+        return current_status;
     }
 
-    private EipStatus() { }
+    private EipStatus() {
+    }
 
     @Override
     public void updateState(final String state, final String logmessage, final int localizedResId, final VpnStatus.ConnectionStatus level) {
-	updateStatus(state, logmessage, localizedResId, level);
-	if(isConnected() || isDisconnected()) {
-	    setConnectedOrDisconnected();
-	    if(isDisconnected())
-		VoidVpnService.stop();
-	} else if(isConnecting())
-	    setConnecting();
-	Log.d(TAG, "update state with level " + level);
+        updateStatus(state, logmessage, localizedResId, level);
+        if (isConnected() || isDisconnected()) {
+            setConnectedOrDisconnected();
+        } else if (isConnecting())
+            setConnecting();
     }
 
     private void updateStatus(final String state, final String logmessage, final int localizedResId, final VpnStatus.ConnectionStatus level) {
-	current_status = getInstance();
-	current_status.setState(state);
-	current_status.setLogMessage(logmessage);
-	current_status.setLocalizedResId(localizedResId);
-	current_status.setLevel(level);
-	current_status.setChanged();
+        current_status = getInstance();
+        current_status.setState(state);
+        current_status.setLogMessage(logmessage);
+        current_status.setLocalizedResId(localizedResId);
+        current_status.setLevel(level);
+        current_status.setChanged();
     }
 
     public boolean wantsToDisconnect() {
-	return wants_to_disconnect;
+        return wants_to_disconnect;
     }
 
     public boolean isConnecting() {
-	return
-	    !isConnected() &&
-	    !isDisconnected() &&
-	    !isPaused();
+        return
+                !isConnected() &&
+                        !isDisconnected() &&
+                        !isPaused();
     }
 
     public boolean isConnected() {
-	return level == VpnStatus.ConnectionStatus.LEVEL_CONNECTED;
+        return level == VpnStatus.ConnectionStatus.LEVEL_CONNECTED;
     }
 
     public boolean isDisconnected() {
-	return level == VpnStatus.ConnectionStatus.LEVEL_NOTCONNECTED;
+        return level == VpnStatus.ConnectionStatus.LEVEL_NOTCONNECTED;
     }
 
     public boolean isPaused() {
-	return level == VpnStatus.ConnectionStatus.LEVEL_VPNPAUSED;
+        return level == VpnStatus.ConnectionStatus.LEVEL_VPNPAUSED;
     }
 
     public void setConnecting() {
-	wants_to_disconnect = false;
-	current_status.setChanged();
-	current_status.notifyObservers();
+        wants_to_disconnect = false;
+        current_status.setChanged();
+        current_status.notifyObservers();
     }
 
     public void setConnectedOrDisconnected() {
-	Log.d(TAG, "setConnectedOrDisconnected()");
-	wants_to_disconnect = false;
-	current_status.setChanged();
-	current_status.notifyObservers();
+        wants_to_disconnect = false;
+        current_status.setChanged();
+        current_status.notifyObservers();
     }
 
     public void setDisconnecting() {
-	wants_to_disconnect = false;
+        wants_to_disconnect = false;
     }
 
     public String getState() {
-	return state;
+        return state;
     }
 
     public String getLogMessage() {
-	return log_message;
+        return log_message;
     }
 
     public int getLocalizedResId() {
-	return localized_res_id;
+        return localized_res_id;
     }
 
     public VpnStatus.ConnectionStatus getLevel() {
-	return level;
+        return level;
     }
 
     private void setState(String state) {
-	this.state = state;
+        this.state = state;
     }
 
     private void setLogMessage(String log_message) {
-	this.log_message = log_message;
+        this.log_message = log_message;
     }
 
     private void setLocalizedResId(int localized_res_id) {
-	this.localized_res_id = localized_res_id;
+        this.localized_res_id = localized_res_id;
     }
 
     private void setLevel(VpnStatus.ConnectionStatus level) {
-	EipStatus.level = level;
+        EipStatus.level = level;
     }
 
-    public String getLastLogMessage(Context context) {
-	VpnStatus.LogItem[] log = VpnStatus.getlogbuffer();
-	return log[log.length-1].getString(context);
+    public boolean errorInLast(int lines, Context context) {
+        boolean result = false;
+        String[] error_keywords = {"error", "ERROR", "fatal", "FATAL"};
+
+        VpnStatus.LogItem[] log = VpnStatus.getlogbuffer();
+        String message = "";
+        for (int i = 1; i <= lines && log.length > i; i++) {
+            message = log[log.length - i].getString(context);
+            for (int j = 0; j < error_keywords.length; j++)
+                if (message.contains(error_keywords[j]))
+                    result = true;
+        }
+        return result;
     }
 
     @Override
     public String toString() {
-	return "State: " + state + " Level: " + level.toString();
+        return "State: " + state + " Level: " + level.toString();
     }
 
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java b/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
index 0d8a2f7b..ff7d011e 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/Gateway.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,32 +16,25 @@
  */
 package se.leap.bitmaskclient.eip;
 
-import android.app.Activity;
-import android.content.SharedPreferences;
-import android.util.Log;
-
-import com.google.gson.Gson;
+import com.google.gson.*;
 
-import org.json.JSONException;
-import org.json.JSONObject;
+import org.json.*;
 
-import java.io.IOException;
-import java.io.StringReader;
+import java.io.*;
 
-import de.blinkt.openvpn.VpnProfile;
-import de.blinkt.openvpn.core.ConfigParser;
-import se.leap.bitmaskclient.Dashboard;
+import de.blinkt.openvpn.*;
+import de.blinkt.openvpn.core.*;
 
 /**
  * Gateway provides objects defining gateways and their metadata.
  * Each instance contains a VpnProfile for OpenVPN specific data and member
  * variables describing capabilities and location (name)
- * 
+ *
  * @author Sean Leonard <meanderingcode@aetherislands.net>
  * @author Parménides GV <parmegv@sdf.org>
  */
 public class Gateway {
-		
+
     public final static String TAG = Gateway.class.getSimpleName();
 
     private JSONObject general_configuration;
@@ -51,86 +44,85 @@ public class Gateway {
     private String mName;
     private int timezone;
     private VpnProfile mVpnProfile;
+
     /**
      * Build a gateway object from a JSON OpenVPN gateway definition in eip-service.json
      * and create a VpnProfile belonging to it.
      */
-    public Gateway(JSONObject eip_definition, JSONObject secrets, JSONObject gateway){
+    public Gateway(JSONObject eip_definition, JSONObject secrets, JSONObject gateway) {
 
-	this.gateway = gateway;
+        this.gateway = gateway;
         this.secrets = secrets;
 
-	general_configuration = getGeneralConfiguration(eip_definition);
-	timezone = getTimezone(eip_definition);
-	mName = locationAsName(eip_definition);
+        general_configuration = getGeneralConfiguration(eip_definition);
+        timezone = getTimezone(eip_definition);
+        mName = locationAsName(eip_definition);
 
-	mVpnProfile = createVPNProfile();
-	mVpnProfile.mName = mName;
+        mVpnProfile = createVPNProfile();
+        mVpnProfile.mName = mName;
     }
 
     private JSONObject getGeneralConfiguration(JSONObject eip_definition) {
-	try {
-	    return eip_definition.getJSONObject("openvpn_configuration");
-	} catch (JSONException e) {
-	    return new JSONObject();
-	}
+        try {
+            return eip_definition.getJSONObject("openvpn_configuration");
+        } catch (JSONException e) {
+            return new JSONObject();
+        }
     }
 
     private int getTimezone(JSONObject eip_definition) {
-	JSONObject location = getLocationInfo(eip_definition);
-	return location.optInt("timezone");
+        JSONObject location = getLocationInfo(eip_definition);
+        return location.optInt("timezone");
     }
 
     private String locationAsName(JSONObject eip_definition) {
-	JSONObject location = getLocationInfo(eip_definition);
-	return location.optString("name");
+        JSONObject location = getLocationInfo(eip_definition);
+        return location.optString("name");
     }
 
     private JSONObject getLocationInfo(JSONObject eip_definition) {
-	try {
-	    JSONObject locations = eip_definition.getJSONObject("locations");
+        try {
+            JSONObject locations = eip_definition.getJSONObject("locations");
 
-	    return locations.getJSONObject(gateway.getString("location"));
-	} catch (JSONException e) {
-	    return new JSONObject();
-	}
+            return locations.getJSONObject(gateway.getString("location"));
+        } catch (JSONException e) {
+            return new JSONObject();
+        }
     }
-	    
+
     /**
      * Create and attach the VpnProfile to our gateway object
      */
-    private VpnProfile createVPNProfile(){
-	try {
-	    ConfigParser cp = new ConfigParser();
-
-	    VpnConfigGenerator vpn_configuration_generator = new VpnConfigGenerator(general_configuration, secrets, gateway);
-	    String configuration = vpn_configuration_generator.generate();
-				
-	    cp.parseConfig(new StringReader(configuration));
-	    return cp.convertProfile();
-	} catch (ConfigParser.ConfigParseError e) {
-	    // FIXME We didn't get a VpnProfile!  Error handling! and log level
-	    Log.v(TAG,"Error creating VPNProfile");
-	    e.printStackTrace();
-	    return null;
-	} catch (IOException e) {
-	    // FIXME We didn't get a VpnProfile!  Error handling! and log level
-	    Log.v(TAG,"Error creating VPNProfile");
-	    e.printStackTrace();
-	    return null;
-	}
+    private VpnProfile createVPNProfile() {
+        try {
+            ConfigParser cp = new ConfigParser();
+
+            VpnConfigGenerator vpn_configuration_generator = new VpnConfigGenerator(general_configuration, secrets, gateway);
+            String configuration = vpn_configuration_generator.generate();
+
+            cp.parseConfig(new StringReader(configuration));
+            return cp.convertProfile();
+        } catch (ConfigParser.ConfigParseError e) {
+            // FIXME We didn't get a VpnProfile!  Error handling! and log level
+            e.printStackTrace();
+            return null;
+        } catch (IOException e) {
+            // FIXME We didn't get a VpnProfile!  Error handling! and log level
+            e.printStackTrace();
+            return null;
+        }
     }
 
     public String getName() {
-	return mName;
+        return mName;
     }
 
     public VpnProfile getProfile() {
-	return mVpnProfile;
+        return mVpnProfile;
     }
 
     public int getTimezone() {
-	return timezone;
+        return timezone;
     }
 
     @Override
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/GatewaySelector.java b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaySelector.java
index 39ae7ca6..90c8f890 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/GatewaySelector.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaySelector.java
@@ -1,46 +1,42 @@
 package se.leap.bitmaskclient.eip;
 
-import java.util.Calendar;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
-import java.util.TreeMap;
+import java.util.*;
 
 public class GatewaySelector {
     List<Gateway> gateways;
 
     public GatewaySelector(List<Gateway> gateways) {
-	this.gateways = gateways;
+        this.gateways = gateways;
     }
 
     public Gateway select() {
-	return closestGateway();
+        return closestGateway();
     }
-    
+
     private Gateway closestGateway() {
-	TreeMap<Integer, Set<Gateway>> offsets = calculateOffsets();
-	return offsets.isEmpty() ? null : offsets.firstEntry().getValue().iterator().next();
+        TreeMap<Integer, Set<Gateway>> offsets = calculateOffsets();
+        return offsets.isEmpty() ? null : offsets.firstEntry().getValue().iterator().next();
     }
-    
+
     private TreeMap<Integer, Set<Gateway>> calculateOffsets() {
-	TreeMap<Integer, Set<Gateway>> offsets = new TreeMap<Integer, Set<Gateway>>();
-	int localOffset = Calendar.getInstance().get(Calendar.ZONE_OFFSET) / 3600000;
-	for(Gateway gateway : gateways) {
-	    int dist = timezoneDistance(localOffset, gateway.getTimezone());
-	    Set<Gateway> set = (offsets.get(dist) != null) ?
-		offsets.get(dist) : new HashSet<Gateway>();
-	    set.add(gateway);
-	    offsets.put(dist, set);
-	}
-	return offsets;
+        TreeMap<Integer, Set<Gateway>> offsets = new TreeMap<Integer, Set<Gateway>>();
+        int localOffset = Calendar.getInstance().get(Calendar.ZONE_OFFSET) / 3600000;
+        for (Gateway gateway : gateways) {
+            int dist = timezoneDistance(localOffset, gateway.getTimezone());
+            Set<Gateway> set = (offsets.get(dist) != null) ?
+                    offsets.get(dist) : new HashSet<Gateway>();
+            set.add(gateway);
+            offsets.put(dist, set);
+        }
+        return offsets;
     }
-    
+
     private int timezoneDistance(int local_timezone, int remote_timezone) {
-	// Distance along the numberline of Prime Meridian centric, assumes UTC-11 through UTC+12
-	int dist = Math.abs(local_timezone - remote_timezone);
-	// Farther than 12 timezones and it's shorter around the "back"
-	if (dist > 12)
-	    dist = 12 - (dist -12); // Well i'll be. Absolute values make equations do funny things.
-	return dist;
+        // Distance along the numberline of Prime Meridian centric, assumes UTC-11 through UTC+12
+        int dist = Math.abs(local_timezone - remote_timezone);
+        // Farther than 12 timezones and it's shorter around the "back"
+        if (dist > 12)
+            dist = 12 - (dist - 12); // Well i'll be. Absolute values make equations do funny things.
+        return dist;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java
index 401cd701..1c64328e 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/GatewaysManager.java
@@ -17,7 +17,6 @@
 package se.leap.bitmaskclient.eip;
 
 import android.content.*;
-import android.util.Log;
 
 import com.google.gson.*;
 import com.google.gson.reflect.*;
@@ -40,15 +39,18 @@ public class GatewaysManager {
     private SharedPreferences preferences;
     private List<Gateway> gateways = new ArrayList<>();
     private ProfileManager profile_manager;
-    private Type list_type = new TypeToken<ArrayList<Gateway>>() {}.getType();
+    private Type list_type = new TypeToken<ArrayList<Gateway>>() {
+    }.getType();
 
-    public GatewaysManager() {}
+    public GatewaysManager() {
+    }
 
     public GatewaysManager(Context context, SharedPreferences preferences) {
         this.context = context;
         this.preferences = preferences;
         profile_manager = ProfileManager.getInstance(context);
     }
+
     public Gateway select() {
         GatewaySelector gateway_selector = new GatewaySelector(gateways);
         return gateway_selector.select();
@@ -66,16 +68,15 @@ public class GatewaysManager {
         List<Gateway> gateways_list = new ArrayList<Gateway>();
         try {
             gateways_list = new Gson().fromJson(gateways, list_type);
-        } catch(JsonSyntaxException e) {
+        } catch (JsonSyntaxException e) {
             gateways_list.add(new Gson().fromJson(gateways, Gateway.class));
         }
 
-        if(gateways_list != null) {
+        if (gateways_list != null) {
             for (Gateway gateway : gateways_list)
-		addGateway(gateway);
+                addGateway(gateway);
             this.gateways.addAll(gateways_list);
-        } else
-            Log.d("GatewaysManager", "No gateways added");
+        }
     }
 
     @Override
@@ -85,21 +86,21 @@ public class GatewaysManager {
 
     public void fromEipServiceJson(JSONObject eip_definition) {
         try {
-	    JSONArray gatewaysDefined = eip_definition.getJSONArray("gateways");
-	    for (int i = 0; i < gatewaysDefined.length(); i++) {
-		JSONObject gw = gatewaysDefined.getJSONObject(i);
-		if (isOpenVpnGateway(gw)) {
-		    JSONObject secrets = secretsConfiguration();
-		    Gateway aux = new Gateway(eip_definition, secrets, gw);
-		    if(!containsProfileWithSecrets(aux.getProfile())) {
-			addGateway(aux);
-		    }
-		}
-	    }
-	} catch (JSONException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	}
+            JSONArray gatewaysDefined = eip_definition.getJSONArray("gateways");
+            for (int i = 0; i < gatewaysDefined.length(); i++) {
+                JSONObject gw = gatewaysDefined.getJSONObject(i);
+                if (isOpenVpnGateway(gw)) {
+                    JSONObject secrets = secretsConfiguration();
+                    Gateway aux = new Gateway(eip_definition, secrets, gw);
+                    if (!containsProfileWithSecrets(aux.getProfile())) {
+                        addGateway(aux);
+                    }
+                }
+            }
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
     }
 
     private boolean isOpenVpnGateway(JSONObject gateway) {
@@ -127,10 +128,10 @@ public class GatewaysManager {
         boolean result = false;
 
         Collection<VpnProfile> profiles = profile_manager.getProfiles();
-        for(VpnProfile aux : profiles) {
+        for (VpnProfile aux : profiles) {
             result = result || sameConnections(profile.mConnections, aux.mConnections)
-		&& profile.mClientCertFilename.equalsIgnoreCase(aux.mClientCertFilename)
-		&& profile.mClientKeyFilename.equalsIgnoreCase(aux.mClientKeyFilename);
+                    && profile.mClientCertFilename.equalsIgnoreCase(aux.mClientCertFilename)
+                    && profile.mClientKeyFilename.equalsIgnoreCase(aux.mClientKeyFilename);
         }
         return result;
     }
@@ -149,9 +150,9 @@ public class GatewaysManager {
     private void removeDuplicatedGateway(Gateway gateway) {
         Iterator<Gateway> it = gateways.iterator();
         List<Gateway> gateways_to_remove = new ArrayList<>();
-        while(it.hasNext()) {
+        while (it.hasNext()) {
             Gateway aux = it.next();
-            if(sameConnections(aux.getProfile().mConnections, gateway.getProfile().mConnections)) {
+            if (sameConnections(aux.getProfile().mConnections, gateway.getProfile().mConnections)) {
                 gateways_to_remove.add(aux);
             }
         }
@@ -160,21 +161,21 @@ public class GatewaysManager {
     }
 
     private void removeDuplicatedProfiles(VpnProfile original) {
-	Collection<VpnProfile> profiles = profile_manager.getProfiles();
+        Collection<VpnProfile> profiles = profile_manager.getProfiles();
         List<VpnProfile> remove_list = new ArrayList<>();
-	for(VpnProfile aux : profiles) {
-	    if (sameConnections(original.mConnections, aux.mConnections))
-		remove_list.add(aux);
-	}
+        for (VpnProfile aux : profiles) {
+            if (sameConnections(original.mConnections, aux.mConnections))
+                remove_list.add(aux);
+        }
         for (VpnProfile profile : remove_list)
             profile_manager.removeProfile(context, profile);
     }
 
     private boolean sameConnections(Connection[] c1, Connection[] c2) {
         int same_connections = 0;
-        for(Connection c1_aux : c1) {
-            for(Connection c2_aux : c2)
-                if(c2_aux.mServerName.equals(c1_aux.mServerName)) {
+        for (Connection c1_aux : c1) {
+            for (Connection c2_aux : c2)
+                if (c2_aux.mServerName.equals(c1_aux.mServerName)) {
                     same_connections++;
                     break;
                 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnLauncher.java b/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnLauncher.java
index d79d8003..5c9263b3 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnLauncher.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnLauncher.java
@@ -1,9 +1,9 @@
 package se.leap.bitmaskclient.eip;
 
-import android.app.Activity;
-import android.content.Intent;
-import android.net.VpnService;
-import android.os.Bundle;
+import android.app.*;
+import android.content.*;
+import android.net.*;
+import android.os.*;
 
 public class VoidVpnLauncher extends Activity {
 
@@ -11,27 +11,27 @@ public class VoidVpnLauncher extends Activity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-	super.onCreate(savedInstanceState);
-	setUp();
+        super.onCreate(savedInstanceState);
+        setUp();
     }
-    
+
     public void setUp() {
-	Intent blocking_intent = VpnService.prepare(getApplicationContext()); // stops the VPN connection created by another application.
-	if(blocking_intent != null)
-	    startActivityForResult(blocking_intent, VPN_USER_PERMISSION);
-	else {
-	    onActivityResult(VPN_USER_PERMISSION, RESULT_OK, null);
-	}
+        Intent blocking_intent = VpnService.prepare(getApplicationContext()); // stops the VPN connection created by another application.
+        if (blocking_intent != null)
+            startActivityForResult(blocking_intent, VPN_USER_PERMISSION);
+        else {
+            onActivityResult(VPN_USER_PERMISSION, RESULT_OK, null);
+        }
     }
 
-    protected void onActivityResult(int requestCode, int resultCode, Intent data){
-	if(requestCode == VPN_USER_PERMISSION) {
-	    if(resultCode == RESULT_OK) {
-		Intent void_vpn_service = new Intent(getApplicationContext(), VoidVpnService.class);
-		void_vpn_service.setAction(Constants.START_BLOCKING_VPN_PROFILE);
-		startService(void_vpn_service);
-	    }
-	}
-	finish();
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        if (requestCode == VPN_USER_PERMISSION) {
+            if (resultCode == RESULT_OK) {
+                Intent void_vpn_service = new Intent(getApplicationContext(), VoidVpnService.class);
+                void_vpn_service.setAction(Constants.START_BLOCKING_VPN_PROFILE);
+                startService(void_vpn_service);
+            }
+        }
+        finish();
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnService.java b/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnService.java
index 0a707ab1..dac92fe2 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnService.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VoidVpnService.java
@@ -1,54 +1,61 @@
 package se.leap.bitmaskclient.eip;
 
-import android.content.Intent;
-import android.net.VpnService;
-import android.os.ParcelFileDescriptor;
+import android.content.*;
+import android.net.*;
+import android.os.*;
 
-import java.io.IOException;
+import java.io.*;
 
-public class VoidVpnService extends VpnService  {
+public class VoidVpnService extends VpnService {
 
     static final String TAG = VoidVpnService.class.getSimpleName();
     static ParcelFileDescriptor fd;
 
+    static Thread thread;
+
     @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
-	String action = intent != null ? intent.getAction() : "";
-	if (action == Constants.START_BLOCKING_VPN_PROFILE) {
-	    new Thread(new Runnable() {
-		    public void run() {			
-			Builder builder = new Builder();
-			builder.setSession("Blocking until running");
-			builder.addAddress("10.42.0.8",16);
-			builder.addRoute("0.0.0.0", 1);
-			builder.addRoute("192.168.1.0", 24);
-			builder.addDnsServer("10.42.0.1");
-			try {
-			    fd = builder.establish();
-			} catch (Exception e) {
-			    e.printStackTrace();
-			}
-			android.util.Log.d(TAG, "VoidVpnService set up");
-		    }
-		}).run();
-	}
-	return 0;
+        String action = intent != null ? intent.getAction() : "";
+        if (action == Constants.START_BLOCKING_VPN_PROFILE) {
+            thread = new Thread(new Runnable() {
+                public void run() {
+                    Builder builder = new Builder();
+                    builder.setSession("Blocking until running");
+                    builder.addAddress("10.42.0.8", 16);
+                    builder.addRoute("0.0.0.0", 1);
+                    builder.addRoute("192.168.1.0", 24);
+                    builder.addDnsServer("10.42.0.1");
+                    try {
+                        fd = builder.establish();
+
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                }
+            });
+            thread.run();
+        }
+        return 0;
     }
 
     @Override
     public void onRevoke() {
         super.onRevoke();
+        closeFd();
+    }
+
+    public static void stop() {
+        if (thread != null)
+            thread.interrupt();
+        closeFd();
     }
 
-    public static boolean stop() {
+    private static void closeFd() {
         try {
-            if(fd != null)
+            if (fd != null)
                 fd.close();
-            return true;
-        } catch (IOException | NullPointerException e) {
-            android.util.Log.d(TAG, "VoidVpnService didn't stop");
+        } catch (IOException e) {
             e.printStackTrace();
-            return false;
         }
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VpnCertificateValidator.java b/app/src/main/java/se/leap/bitmaskclient/eip/VpnCertificateValidator.java
index 0bbe9db4..8fce6a37 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VpnCertificateValidator.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VpnCertificateValidator.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,14 +16,10 @@
  */
 package se.leap.bitmaskclient.eip;
 
-import android.util.Log;
-
-import java.security.cert.CertificateExpiredException;
-import java.security.cert.CertificateNotYetValidException;
-import java.security.cert.X509Certificate;
-import java.util.Calendar;
+import java.security.cert.*;
+import java.util.*;
 
-import se.leap.bitmaskclient.ConfigHelper;
+import se.leap.bitmaskclient.*;
 
 public class VpnCertificateValidator {
     public final static String TAG = VpnCertificateValidator.class.getSimpleName();
@@ -35,32 +31,30 @@ public class VpnCertificateValidator {
     }
 
     public boolean isValid() {
-	if(!certificate.isEmpty()) {
-	    X509Certificate certificate_x509 = ConfigHelper.parseX509CertificateFromString(certificate);
-	    return isValid(certificate_x509);
-	} else return true;
+        if (!certificate.isEmpty()) {
+            X509Certificate certificate_x509 = ConfigHelper.parseX509CertificateFromString(certificate);
+            return isValid(certificate_x509);
+        } else return true;
     }
-    
+
     private boolean isValid(X509Certificate certificate) {
-	Calendar offset_date = calculateOffsetCertificateValidity(certificate);
-	try {
-	    Log.d(TAG, "offset_date = " + offset_date.getTime().toString());
-	    certificate.checkValidity(offset_date.getTime());
-	    return true;
-	} catch(CertificateExpiredException e) {
-	    return false;
-	} catch(CertificateNotYetValidException e) {
-	    return false;
-	}
+        Calendar offset_date = calculateOffsetCertificateValidity(certificate);
+        try {
+            certificate.checkValidity(offset_date.getTime());
+            return true;
+        } catch (CertificateExpiredException e) {
+            return false;
+        } catch (CertificateNotYetValidException e) {
+            return false;
+        }
     }
 
     private Calendar calculateOffsetCertificateValidity(X509Certificate certificate) {
-	Log.d(TAG, "certificate not after = " + certificate.getNotAfter());
-	long preventive_time = Math.abs(certificate.getNotBefore().getTime() - certificate.getNotAfter().getTime())/2;
-	long current_date_millis = Calendar.getInstance().getTimeInMillis();
-	    
-	Calendar limit_date = Calendar.getInstance();
-	limit_date.setTimeInMillis(current_date_millis + preventive_time);
-	return limit_date;
+        long preventive_time = Math.abs(certificate.getNotBefore().getTime() - certificate.getNotAfter().getTime()) / 2;
+        long current_date_millis = Calendar.getInstance().getTimeInMillis();
+
+        Calendar limit_date = Calendar.getInstance();
+        limit_date.setTimeInMillis(current_date_millis + preventive_time);
+        return limit_date;
     }
 }
diff --git a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
index 5f5dcabd..0b9c5832 100644
--- a/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
+++ b/app/src/main/java/se/leap/bitmaskclient/eip/VpnConfigGenerator.java
@@ -16,16 +16,11 @@
  */
 package se.leap.bitmaskclient.eip;
 
-import android.content.SharedPreferences;
-import android.util.Log;
+import org.json.*;
 
-import org.json.JSONArray;
-import org.json.JSONException;
-import org.json.JSONObject;
+import java.util.*;
 
-import java.util.Iterator;
-
-import se.leap.bitmaskclient.Provider;
+import se.leap.bitmaskclient.*;
 
 public class VpnConfigGenerator {
 
@@ -57,7 +52,7 @@ public class VpnConfigGenerator {
         String common_options = "";
         try {
             Iterator keys = general_configuration.keys();
-            while ( keys.hasNext() ){
+            while (keys.hasNext()) {
                 String key = keys.next().toString();
 
                 common_options += key + " ";
@@ -90,11 +85,11 @@ public class VpnConfigGenerator {
             String ip_address = gateway.getString(ip_address_keyword);
             JSONObject capabilities = gateway.getJSONObject(capabilities_keyword);
             JSONArray ports = capabilities.getJSONArray(ports_keyword);
-            for (int i=0; i<ports.length(); i++) {
+            for (int i = 0; i < ports.length(); i++) {
                 String port_specific_remotes = "";
                 int port = ports.getInt(i);
                 JSONArray protocols = capabilities.getJSONArray(protocol_keyword);
-                for ( int j=0; j<protocols.length(); j++ ) {
+                for (int j = 0; j < protocols.length(); j++) {
                     String protocol = protocols.optString(j);
                     String new_remote = remote_keyword + " " + ip_address + " " + port + " " + protocol + new_line;
 
@@ -136,7 +131,7 @@ public class VpnConfigGenerator {
                             + "</cert>";
 
             return ca + new_line + key + new_line + openvpn_cert;
-        } catch(JSONException e) {
+        } catch (JSONException e) {
             e.printStackTrace();
             return "";
         }
diff --git a/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java b/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java
index f5e78e65..19ba1ba8 100644
--- a/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java
+++ b/app/src/release/java/se/leap/bitmaskclient/ConfigurationWizard.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -28,10 +28,11 @@ import java.net.*;
 import java.util.*;
 
 import butterknife.*;
-import org.jetbrains.annotations.NotNull;
+
+import org.jetbrains.annotations.*;
 import org.json.*;
 
-import javax.inject.Inject;
+import javax.inject.*;
 
 import se.leap.bitmaskclient.DownloadFailedDialog.DownloadFailedDialogInterface;
 import se.leap.bitmaskclient.NewProviderDialog.NewProviderDialogInterface;
@@ -41,26 +42,29 @@ import se.leap.bitmaskclient.eip.Constants;
 
 /**
  * Activity that builds and shows the list of known available providers.
- * 
+ * <p/>
  * It also allows the user to enter custom providers with a button.
- * 
- * @author parmegv
  *
+ * @author parmegv
  */
 public class ConfigurationWizard extends Activity
-implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
+        implements NewProviderDialogInterface, ProviderDetailFragmentInterface, DownloadFailedDialogInterface, Receiver {
 
 
-    @InjectView(R.id.progressbar_configuration_wizard) ProgressBar mProgressBar;
-    @InjectView(R.id.progressbar_description) TextView progressbar_description;
+    @InjectView(R.id.progressbar_configuration_wizard)
+    ProgressBar mProgressBar;
+    @InjectView(R.id.progressbar_description)
+    TextView progressbar_description;
 
-    @InjectView(R.id.provider_list) ListView provider_list_view;
-    @Inject ProviderListAdapter adapter;
+    @InjectView(R.id.provider_list)
+    ListView provider_list_view;
+    @Inject
+    ProviderListAdapter adapter;
 
     private ProviderManager provider_manager;
     private Intent mConfigState = new Intent();
     private Provider selected_provider;
-	
+
     final public static String TAG = ConfigurationWizard.class.getSimpleName();
 
     final protected static String PROVIDER_SET = "PROVIDER SET";
@@ -69,7 +73,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
     final private static String PROGRESSBAR_TEXT = TAG + "PROGRESSBAR_TEXT";
     final private static String PROGRESSBAR_NUMBER = TAG + "PROGRESSBAR_NUMBER";
-    
+
     public ProviderAPIResultReceiver providerAPI_result_receiver;
     private ProviderAPIBroadcastReceiver_Update providerAPI_broadcast_receiver_update;
 
@@ -87,32 +91,32 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         adapter = new ProviderListAdapter(getLayoutInflater(), providerRendererBuilder, provider_manager);
         provider_list_view.setAdapter(adapter);
     }
-    
+
     @Override
     protected void onSaveInstanceState(@NotNull Bundle outState) {
-        if(mProgressBar != null)
+        if (mProgressBar != null)
             outState.putInt(PROGRESSBAR_NUMBER, mProgressBar.getProgress());
-        if(progressbar_description != null)
+        if (progressbar_description != null)
             outState.putString(PROGRESSBAR_TEXT, progressbar_description.getText().toString());
-        if(selected_provider != null)
+        if (selected_provider != null)
             outState.putParcelable(Provider.KEY, selected_provider);
         super.onSaveInstanceState(outState);
     }
-    
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-	preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-	fragment_manager = new FragmentManagerEnhanced(getFragmentManager());
+        preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
+        fragment_manager = new FragmentManagerEnhanced(getFragmentManager());
         provider_manager = ProviderManager.getInstance(getAssets(), getExternalFilesDir(null));
 
-	setUpInitialUI();
+        setUpInitialUI();
 
-	initProviderList();
-	
-	if (savedInstanceState != null)
-	    restoreState(savedInstanceState);
-	    setUpProviderAPIResultReceiver();	    
+        initProviderList();
+
+        if (savedInstanceState != null)
+            restoreState(savedInstanceState);
+        setUpProviderAPIResultReceiver();
     }
 
     private void restoreState(Bundle savedInstanceState) {
@@ -120,7 +124,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
         provider_name = savedInstanceState.getString(Provider.NAME, "");
         selected_provider = savedInstanceState.getParcelable(Provider.KEY);
 
-        if(fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && setting_up_provider) {
+        if (fragment_manager.findFragmentByTag(ProviderDetailFragment.TAG) == null && setting_up_provider) {
             if (selected_provider != null)
                 onItemSelectedUi(selected_provider);
             if (progress > 0)
@@ -131,7 +135,7 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
     @Override
     protected void onPostResume() {
         super.onPostResume();
-        if(!progressbar_text.isEmpty() && !provider_name.isEmpty() && progress != -1) {
+        if (!progressbar_text.isEmpty() && !provider_name.isEmpty() && progress != -1) {
             progressbar_description.setText(progressbar_text);
             mProgressBar.setProgress(progress);
 
@@ -142,92 +146,91 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
     }
 
     private void setUpInitialUI() {
-	setContentView(R.layout.configuration_wizard_activity);
+        setContentView(R.layout.configuration_wizard_activity);
         ButterKnife.inject(this);
-	
-	hideProgressBar();
+
+        hideProgressBar();
     }
-    
-    private void hideProgressBar() {	
-	mProgressBar.setVisibility(ProgressBar.INVISIBLE);
-	
-	progressbar_description.setVisibility(TextView.INVISIBLE);
+
+    private void hideProgressBar() {
+        mProgressBar.setVisibility(ProgressBar.INVISIBLE);
+
+        progressbar_description.setVisibility(TextView.INVISIBLE);
     }
 
     @Override
     protected void onDestroy() {
-	super.onDestroy();
-	if(providerAPI_broadcast_receiver_update != null)
-	    unregisterReceiver(providerAPI_broadcast_receiver_update);
+        super.onDestroy();
+        if (providerAPI_broadcast_receiver_update != null)
+            unregisterReceiver(providerAPI_broadcast_receiver_update);
     }
 
     private void setUpProviderAPIResultReceiver() {
         providerAPI_result_receiver = new ProviderAPIResultReceiver(new Handler());
         providerAPI_result_receiver.setReceiver(this);
-	providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update();
-	
-	IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR);
-	update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT);
-	registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter);
+        providerAPI_broadcast_receiver_update = new ProviderAPIBroadcastReceiver_Update();
+
+        IntentFilter update_intent_filter = new IntentFilter(ProviderAPI.UPDATE_PROGRESSBAR);
+        update_intent_filter.addCategory(Intent.CATEGORY_DEFAULT);
+        registerReceiver(providerAPI_broadcast_receiver_update, update_intent_filter);
     }
-    
+
     @Override
     public void onReceiveResult(int resultCode, Bundle resultData) {
-	if(resultCode == ProviderAPI.PROVIDER_OK) {
-	    mConfigState.setAction(PROVIDER_SET);
-	    try {
+        if (resultCode == ProviderAPI.PROVIDER_OK) {
+            mConfigState.setAction(PROVIDER_SET);
+            try {
                 String provider_json_string = preferences.getString(Provider.KEY, "");
-                if(!provider_json_string.isEmpty())
-		    selected_provider.define(new JSONObject(provider_json_string));
+                if (!provider_json_string.isEmpty())
+                    selected_provider.define(new JSONObject(provider_json_string));
             } catch (JSONException e) {
                 e.printStackTrace();
             }
-	    
-	    if (preferences.getBoolean(Constants.ALLOWED_ANON, false)){
-		mConfigState.putExtra(SERVICES_RETRIEVED, true);
-		
-		downloadVpnCertificate();
-	    } else {
-		mProgressBar.incrementProgressBy(1);
-		hideProgressBar();
-		
-		setResult(RESULT_OK);
-		
-		showProviderDetails();
-	    }
-	} else if(resultCode == ProviderAPI.PROVIDER_NOK) {
-	    hideProgressBar();
-	    preferences.edit().remove(Provider.KEY).apply();
-	    setting_up_provider = false;
-	    
-	    setResult(RESULT_CANCELED, mConfigState);
-	    
-	    String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
-	    showDownloadFailedDialog(reason_to_fail);
-	}
-	else if(resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    mProgressBar.incrementProgressBy(1);
-	    hideProgressBar();
-	    
-	    showProviderDetails();
-	    
-	    setResult(RESULT_OK);
-	} else if(resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
-	    hideProgressBar();
-	    
-	    setResult(RESULT_CANCELED, mConfigState);
-	} else if(resultCode == AboutActivity.VIEWED) {
-	    // Do nothing, right now
-	    // I need this for CW to wait for the About activity to end before going back to Dashboard.
-	}
+
+            if (preferences.getBoolean(Constants.ALLOWED_ANON, false)) {
+                mConfigState.putExtra(SERVICES_RETRIEVED, true);
+
+                downloadVpnCertificate();
+            } else {
+                mProgressBar.incrementProgressBy(1);
+                hideProgressBar();
+
+                setResult(RESULT_OK);
+
+                showProviderDetails();
+            }
+        } else if (resultCode == ProviderAPI.PROVIDER_NOK) {
+            hideProgressBar();
+            preferences.edit().remove(Provider.KEY).apply();
+            setting_up_provider = false;
+
+            setResult(RESULT_CANCELED, mConfigState);
+
+            String reason_to_fail = resultData.getString(ProviderAPI.ERRORS);
+            showDownloadFailedDialog(reason_to_fail);
+        } else if (resultCode == ProviderAPI.CORRECTLY_DOWNLOADED_CERTIFICATE) {
+            mProgressBar.incrementProgressBy(1);
+            hideProgressBar();
+
+            showProviderDetails();
+
+            setResult(RESULT_OK);
+        } else if (resultCode == ProviderAPI.INCORRECTLY_DOWNLOADED_CERTIFICATE) {
+            hideProgressBar();
+
+            setResult(RESULT_CANCELED, mConfigState);
+        } else if (resultCode == AboutActivity.VIEWED) {
+            // Do nothing, right now
+            // I need this for CW to wait for the About activity to end before going back to Dashboard.
+        }
     }
 
     @OnItemClick(R.id.provider_list)
     void onItemSelected(int position) {
-	//TODO Code 2 pane view
+        //TODO Code 2 pane view
         selected_provider = adapter.getItem(position);
         onItemSelectedUi(selected_provider);
-	onItemSelectedLogic(selected_provider);
+        onItemSelectedLogic(selected_provider);
     }
 
     private void onItemSelectedLogic(Provider selected_provider) {
@@ -236,227 +239,231 @@ implements NewProviderDialogInterface, ProviderDetailFragmentInterface, Download
 
     private void onItemSelectedUi(Provider provider) {
         startProgressBar();
-	adapter.hideAllBut(adapter.indexOf(provider));
+        adapter.hideAllBut(adapter.indexOf(provider));
     }
-    
+
     @Override
     public void onBackPressed() {
-	if(setting_up_provider) {
-	    stopSettingUpProvider();
-    	} else {
-	    askDashboardToQuitApp();
-	    super.onBackPressed();
-    	}
-    }
-    
+        if (setting_up_provider) {
+            stopSettingUpProvider();
+        } else {
+            askDashboardToQuitApp();
+            super.onBackPressed();
+        }
+    }
+
     private void stopSettingUpProvider() {
-	ProviderAPI.stop();
-	mProgressBar.setVisibility(ProgressBar.GONE);
-	mProgressBar.setProgress(0);
-	progressbar_description.setVisibility(TextView.GONE);
+        ProviderAPI.stop();
+        mProgressBar.setVisibility(ProgressBar.GONE);
+        mProgressBar.setProgress(0);
+        progressbar_description.setVisibility(TextView.GONE);
 
-	cancelSettingUpProvider();
+        cancelSettingUpProvider();
     }
-    
+
     public void cancelSettingUpProvider() {
-	adapter.showAllProviders();
-	setting_up_provider = false;
-	preferences.edit().remove(Provider.KEY).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).apply();
+        adapter.showAllProviders();
+        setting_up_provider = false;
+        preferences.edit().remove(Provider.KEY).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).apply();
     }
-    
+
     private void askDashboardToQuitApp() {
-	Intent ask_quit = new Intent();
-	ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
-	setResult(RESULT_CANCELED, ask_quit);
+        Intent ask_quit = new Intent();
+        ask_quit.putExtra(Dashboard.ACTION_QUIT, Dashboard.ACTION_QUIT);
+        setResult(RESULT_CANCELED, ask_quit);
     }
-	
+
     private void startProgressBar() {
         mProgressBar.setVisibility(ProgressBar.VISIBLE);
         progressbar_description.setVisibility(TextView.VISIBLE);
         mProgressBar.setProgress(0);
         mProgressBar.setMax(3);
 
-	int measured_height = listItemHeight();
-	mProgressBar.setTranslationY(measured_height);
-	progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
+        int measured_height = listItemHeight();
+        mProgressBar.setTranslationY(measured_height);
+        progressbar_description.setTranslationY(measured_height + mProgressBar.getHeight());
     }
-    
+
     private int listItemHeight() {
         View listItem = adapter.getView(0, null, provider_list_view);
         listItem.setLayoutParams(new RelativeLayout.LayoutParams(
                 RelativeLayout.LayoutParams.WRAP_CONTENT,
                 RelativeLayout.LayoutParams.WRAP_CONTENT));
         WindowManager wm = (WindowManager) getApplicationContext()
-                    .getSystemService(Context.WINDOW_SERVICE);
+                .getSystemService(Context.WINDOW_SERVICE);
         Display display = wm.getDefaultDisplay();
         int screenWidth = display.getWidth(); // deprecated
 
         int listViewWidth = screenWidth - 10 - 10;
         int widthSpec = View.MeasureSpec.makeMeasureSpec(listViewWidth,
-                    View.MeasureSpec.AT_MOST);
+                View.MeasureSpec.AT_MOST);
         listItem.measure(widthSpec, 0);
 
         return listItem.getMeasuredHeight();
     }
-    
+
     /**
      * Asks ProviderAPI to download an anonymous (anon) VPN certificate.
      */
     private void downloadVpnCertificate() {
-	Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        Intent provider_API_command = new Intent(this, ProviderAPI.class);
 
-	provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
-	provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+        provider_API_command.setAction(ProviderAPI.DOWNLOAD_CERTIFICATE);
+        provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
 
-	startService(provider_API_command);
+        startService(provider_API_command);
     }
-	
+
     /**
      * Open the new provider dialog
      */
     public void addAndSelectNewProvider() {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
         new NewProviderDialog().show(fragment_transaction, NewProviderDialog.TAG);
     }
-	
+
     /**
      * Open the new provider dialog with data
      */
     public void addAndSelectNewProvider(String main_url) {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
-		
-	DialogFragment newFragment = new NewProviderDialog();
-	Bundle data = new Bundle();
-	data.putString(Provider.MAIN_URL, main_url);
-	newFragment.setArguments(data);
-	newFragment.show(fragment_transaction, NewProviderDialog.TAG);
-    }
-	
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(NewProviderDialog.TAG);
+
+        DialogFragment newFragment = new NewProviderDialog();
+        Bundle data = new Bundle();
+        data.putString(Provider.MAIN_URL, main_url);
+        newFragment.setArguments(data);
+        newFragment.show(fragment_transaction, NewProviderDialog.TAG);
+    }
+
     /**
-     * Once selected a provider, this fragment offers the user to log in, 
-     * use it anonymously (if possible) 
+     * Once selected a provider, this fragment offers the user to log in,
+     * use it anonymously (if possible)
      * or cancel his/her election pressing the back button.
-     * @param reason_to_fail 
+     *
+     * @param reason_to_fail
      */
     public void showDownloadFailedDialog(String reason_to_fail) {
-	FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG);
-		
-	DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail);
-	newFragment.show(fragment_transaction, DownloadFailedDialog.TAG);
+        FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(DownloadFailedDialog.TAG);
+
+        DialogFragment newFragment = DownloadFailedDialog.newInstance(reason_to_fail);
+        newFragment.show(fragment_transaction, DownloadFailedDialog.TAG);
     }
-	
+
     /**
-     * Once selected a provider, this fragment offers the user to log in, 
-     * use it anonymously (if possible) 
+     * Once selected a provider, this fragment offers the user to log in,
+     * use it anonymously (if possible)
      * or cancel his/her election pressing the back button.
+     *
      * @param view
      */
     private void showProviderDetails() {
-	if(setting_up_provider) {
-	    FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG);
+        if (setting_up_provider) {
+            FragmentTransaction fragment_transaction = fragment_manager.removePreviousFragment(ProviderDetailFragment.TAG);
 
-	    DialogFragment newFragment = ProviderDetailFragment.newInstance();
-	    newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
-        setting_up_provider = false;
-	}
+            DialogFragment newFragment = ProviderDetailFragment.newInstance();
+            newFragment.show(fragment_transaction, ProviderDetailFragment.TAG);
+            setting_up_provider = false;
+        }
     }
 
     public void showAndSelectProvider(String provider_main_url) {
-	try {
-	    selected_provider = new Provider(new URL((provider_main_url)));
-	    adapter.add(selected_provider);
-	    adapter.saveProviders();
+        try {
+            selected_provider = new Provider(new URL((provider_main_url)));
+            adapter.add(selected_provider);
+            adapter.saveProviders();
             autoSelectProvider(selected_provider);
-	} catch (MalformedURLException e) {
-	    e.printStackTrace();
-	}
+        } catch (MalformedURLException e) {
+            e.printStackTrace();
+        }
     }
-    
+
     private void autoSelectProvider(Provider provider) {
-	selected_provider = provider;
+        selected_provider = provider;
         onItemSelectedUi(selected_provider);
-	onItemSelectedLogic(selected_provider);
+        onItemSelectedLogic(selected_provider);
     }
-	
+
     /**
      * Asks ProviderAPI to download a new provider.json file
+     *
      * @param provider_name
      * @param provider_main_url
      */
     public void setUpProvider(URL provider_main_url) {
-	Intent provider_API_command = new Intent(this, ProviderAPI.class);
-	Bundle parameters = new Bundle();
-	parameters.putString(Provider.MAIN_URL, provider_main_url.toString());
+        Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        Bundle parameters = new Bundle();
+        parameters.putString(Provider.MAIN_URL, provider_main_url.toString());
 
-	provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
-	provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters);
-	provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+        provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
+        provider_API_command.putExtra(ProviderAPI.PARAMETERS, parameters);
+        provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
 
-	startService(provider_API_command);
-	setting_up_provider = true;
+        startService(provider_API_command);
+        setting_up_provider = true;
     }
 
     public void retrySetUpProvider() {
-	cancelSettingUpProvider();
-	if(!ProviderAPI.caCertDownloaded()) {
-	    addAndSelectNewProvider(ProviderAPI.lastProviderMainUrl());
-	} else {
-	    Intent provider_API_command = new Intent(this, ProviderAPI.class);
+        cancelSettingUpProvider();
+        if (!ProviderAPI.caCertDownloaded()) {
+            addAndSelectNewProvider(ProviderAPI.lastProviderMainUrl());
+        } else {
+            Intent provider_API_command = new Intent(this, ProviderAPI.class);
 
-	    provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
-	    provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
+            provider_API_command.setAction(ProviderAPI.SET_UP_PROVIDER);
+            provider_API_command.putExtra(ProviderAPI.RECEIVER_KEY, providerAPI_result_receiver);
 
-	    startService(provider_API_command);
-	}
+            startService(provider_API_command);
+        }
     }
+
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-	getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu);
-	return true;
+        getMenuInflater().inflate(R.menu.configuration_wizard_activity, menu);
+        return true;
     }
-	
+
     @Override
-    public boolean onOptionsItemSelected(MenuItem item){
-	switch (item.getItemId()){
-	case R.id.about_leap:
-	    startActivityForResult(new Intent(this, AboutActivity.class), 0);
-	    return true;
-	case R.id.new_provider:
-	    addAndSelectNewProvider();
-	    return true;
-	default:
-	    return super.onOptionsItemSelected(item);
-	}
-    }
-		
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.about_leap:
+                startActivityForResult(new Intent(this, AboutActivity.class), 0);
+                return true;
+            case R.id.new_provider:
+                addAndSelectNewProvider();
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+
     public void showAllProviders() {
-	adapter.showAllProviders();
+        adapter.showAllProviders();
     }
 
     @Override
     public void login() {
-	Intent ask_login = new Intent();
-	ask_login.putExtra(Provider.KEY, selected_provider);
-	ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG);
-	setResult(RESULT_OK, ask_login);
-	setting_up_provider = false;
-	finish();
+        Intent ask_login = new Intent();
+        ask_login.putExtra(Provider.KEY, selected_provider);
+        ask_login.putExtra(SessionDialog.TAG, SessionDialog.TAG);
+        setResult(RESULT_OK, ask_login);
+        setting_up_provider = false;
+        finish();
     }
 
     @Override
     public void use_anonymously() {
-	Intent pass_provider = new Intent();
-	pass_provider.putExtra(Provider.KEY, selected_provider);
-	setResult(RESULT_OK, pass_provider);
-	setting_up_provider = false;
-	finish();
+        Intent pass_provider = new Intent();
+        pass_provider.putExtra(Provider.KEY, selected_provider);
+        setResult(RESULT_OK, pass_provider);
+        setting_up_provider = false;
+        finish();
     }
 
     public class ProviderAPIBroadcastReceiver_Update extends BroadcastReceiver {
-	@Override
-	public void onReceive(Context context, Intent intent) {
-	    int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0);
-	    mProgressBar.setProgress(update);
-	}
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            int update = intent.getIntExtra(ProviderAPI.CURRENT_PROGRESS, 0);
+            mProgressBar.setProgress(update);
+        }
     }
 }
diff --git a/app/src/release/java/se/leap/bitmaskclient/NewProviderDialog.java b/app/src/release/java/se/leap/bitmaskclient/NewProviderDialog.java
index f6709c22..1823d3e3 100644
--- a/app/src/release/java/se/leap/bitmaskclient/NewProviderDialog.java
+++ b/app/src/release/java/se/leap/bitmaskclient/NewProviderDialog.java
@@ -16,26 +16,19 @@
  */
 package se.leap.bitmaskclient;
 
-import butterknife.ButterKnife;
-import butterknife.InjectView;
+import butterknife.*;
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.Dialog;
-import android.app.DialogFragment;
-import android.content.DialogInterface;
-import android.os.Bundle;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.widget.CheckBox;
-import android.widget.EditText;
-import android.widget.Toast;
+
+import android.app.*;
+import android.content.*;
+import android.os.*;
+import android.view.*;
+import android.widget.*;
 
 /**
  * Implements the new custom provider dialog.
  *
  * @author parmegv
- *
  */
 public class NewProviderDialog extends DialogFragment {
 
@@ -68,7 +61,7 @@ public class NewProviderDialog extends DialogFragment {
         View view = inflater.inflate(R.layout.new_provider_dialog, null);
         ButterKnife.inject(this, view);
         Bundle arguments = getArguments();
-        if(arguments != null) {
+        if (arguments != null) {
             url_input_field.setText(arguments.getString(Provider.MAIN_URL, ""));
         }
 
@@ -90,24 +83,26 @@ public class NewProviderDialog extends DialogFragment {
 
     private void saveProvider() {
         String entered_url = url_input_field.getText().toString().trim();
-        if(!entered_url.startsWith("https://")) {
-            if (entered_url.startsWith("http://")){
+        if (!entered_url.startsWith("https://")) {
+            if (entered_url.startsWith("http://")) {
                 entered_url = entered_url.substring("http://".length());
             }
             entered_url = "https://".concat(entered_url);
         }
 
-        if(validURL(entered_url)) {
+        if (validURL(entered_url)) {
             interface_with_ConfigurationWizard.showAndSelectProvider(entered_url);
             Toast.makeText(getActivity().getApplicationContext(), R.string.valid_url_entered, Toast.LENGTH_LONG).show();
         } else {
             url_input_field.setText("");
-            Toast.makeText(getActivity().getApplicationContext(), R.string.not_valid_url_entered, Toast.LENGTH_LONG).show();;
+            Toast.makeText(getActivity().getApplicationContext(), R.string.not_valid_url_entered, Toast.LENGTH_LONG).show();
+            ;
         }
     }
 
     /**
      * Checks if the entered url is valid or not.
+     *
      * @param entered_url
      * @return true if it's not empty nor contains only the protocol.
      */
diff --git a/app/src/release/java/se/leap/bitmaskclient/ProviderAPI.java b/app/src/release/java/se/leap/bitmaskclient/ProviderAPI.java
index c8fd0251..7cf80a4f 100644
--- a/app/src/release/java/se/leap/bitmaskclient/ProviderAPI.java
+++ b/app/src/release/java/se/leap/bitmaskclient/ProviderAPI.java
@@ -1,6 +1,6 @@
 /**
  * Copyright (c) 2013 LEAP Encryption Access Project and contributers
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -16,319 +16,321 @@
  */
 package se.leap.bitmaskclient;
 
-import android.app.IntentService;
+import android.app.*;
 import android.content.*;
 import android.os.*;
 import android.util.*;
+
 import java.io.*;
-import java.math.BigInteger;
+import java.math.*;
 import java.net.*;
 import java.security.*;
 import java.security.cert.*;
-import java.security.interfaces.RSAPrivateKey;
+import java.security.interfaces.*;
 import java.util.*;
+
 import javax.net.ssl.*;
-import org.apache.http.client.ClientProtocolException;
+
+import org.apache.http.client.*;
 import org.json.*;
 
 import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
 import se.leap.bitmaskclient.eip.*;
+
 /**
  * Implements HTTP api methods used to manage communications with the provider server.
- * 
+ * <p/>
  * It's an IntentService because it downloads data from the Internet, so it operates in the background.
- *  
+ *
  * @author parmegv
  * @author MeanderingCode
- *
  */
 public class ProviderAPI extends IntentService {
-	
+
     final public static String
             TAG = ProviderAPI.class.getSimpleName(),
-    SET_UP_PROVIDER = "setUpProvider",
-    DOWNLOAD_NEW_PROVIDER_DOTJSON = "downloadNewProviderDotJSON",
-    SIGN_UP = "srpRegister",
-    LOG_IN = "srpAuth",
-    LOG_OUT = "logOut",
-    DOWNLOAD_CERTIFICATE = "downloadUserAuthedCertificate",
-    PARAMETERS = "parameters",
-    RESULT_KEY = "result",
-    RECEIVER_KEY = "receiver",
-    ERRORS = "errors",
-    UPDATE_PROGRESSBAR = "update_progressbar",
-    CURRENT_PROGRESS = "current_progress",
-            DOWNLOAD_EIP_SERVICE = TAG + ".DOWNLOAD_EIP_SERVICE"
-    ;
+            SET_UP_PROVIDER = "setUpProvider",
+            DOWNLOAD_NEW_PROVIDER_DOTJSON = "downloadNewProviderDotJSON",
+            SIGN_UP = "srpRegister",
+            LOG_IN = "srpAuth",
+            LOG_OUT = "logOut",
+            DOWNLOAD_CERTIFICATE = "downloadUserAuthedCertificate",
+            PARAMETERS = "parameters",
+            RESULT_KEY = "result",
+            RECEIVER_KEY = "receiver",
+            ERRORS = "errors",
+            UPDATE_PROGRESSBAR = "update_progressbar",
+            CURRENT_PROGRESS = "current_progress",
+            DOWNLOAD_EIP_SERVICE = TAG + ".DOWNLOAD_EIP_SERVICE";
 
     final public static int
-    SUCCESSFUL_LOGIN = 3,
-    FAILED_LOGIN = 4,
-    SUCCESSFUL_SIGNUP = 5,
-    FAILED_SIGNUP = 6,
-    SUCCESSFUL_LOGOUT = 7,
-    LOGOUT_FAILED = 8,
-    CORRECTLY_DOWNLOADED_CERTIFICATE = 9,
-    INCORRECTLY_DOWNLOADED_CERTIFICATE = 10,
-    PROVIDER_OK = 11,
-    PROVIDER_NOK = 12,
+            SUCCESSFUL_LOGIN = 3,
+            FAILED_LOGIN = 4,
+            SUCCESSFUL_SIGNUP = 5,
+            FAILED_SIGNUP = 6,
+            SUCCESSFUL_LOGOUT = 7,
+            LOGOUT_FAILED = 8,
+            CORRECTLY_DOWNLOADED_CERTIFICATE = 9,
+            INCORRECTLY_DOWNLOADED_CERTIFICATE = 10,
+            PROVIDER_OK = 11,
+            PROVIDER_NOK = 12,
             CORRECTLY_DOWNLOADED_EIP_SERVICE = 13,
-            INCORRECTLY_DOWNLOADED_EIP_SERVICE= 14
-    ;
-
-    private static boolean 
-    CA_CERT_DOWNLOADED = false,
-    PROVIDER_JSON_DOWNLOADED = false,
-    EIP_SERVICE_JSON_DOWNLOADED = false
-    ;
-    
+            INCORRECTLY_DOWNLOADED_EIP_SERVICE = 14;
+
+    private static boolean
+            CA_CERT_DOWNLOADED = false,
+            PROVIDER_JSON_DOWNLOADED = false,
+            EIP_SERVICE_JSON_DOWNLOADED = false;
+
     private static String last_provider_main_url;
     private static boolean go_ahead = true;
     private static SharedPreferences preferences;
     private static String provider_api_url;
-    
+
     public static void stop() {
-    	go_ahead = false;
+        go_ahead = false;
+    }
+
+    public ProviderAPI() {
+        super(TAG);
     }
 
-	public ProviderAPI() {
-		super("ProviderAPI");
-		Log.v("ClassName", "Provider API");
-	}
-	
     @Override
     public void onCreate() {
-	super.onCreate();
-
-	preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
-	CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER));
-    }
-	
-	public static String lastProviderMainUrl() {
-		return last_provider_main_url;
-	}
-	
-	private String formatErrorMessage(final int toast_string_id) {
-		return "{ \"" + ERRORS + "\" : \""+getResources().getString(toast_string_id)+"\" }";
-	}
-
-	@Override
-	protected void onHandleIntent(Intent command) {
-		final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY);
-		String action = command.getAction();
-		Bundle parameters = command.getBundleExtra(PARAMETERS);
-		
-		if(provider_api_url == null && preferences.contains(Provider.KEY)) {
-		    try {
-			JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-			provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
-			go_ahead = true;
-		    } catch (JSONException e) {
-			go_ahead = false;
-		    }
-		}
-		
-		if(action.equalsIgnoreCase(SET_UP_PROVIDER)) {
-			Bundle result = setUpProvider(parameters);
-			if(go_ahead) {
-				if(result.getBoolean(RESULT_KEY)) {
-					receiver.send(PROVIDER_OK, result);
-				} else { 
-					receiver.send(PROVIDER_NOK, result);
-				}
-			}
-		} else if (action.equalsIgnoreCase(SIGN_UP)) {
+        super.onCreate();
+
+        preferences = getSharedPreferences(Dashboard.SHARED_PREFERENCES, MODE_PRIVATE);
+        CookieHandler.setDefault(new CookieManager(null, CookiePolicy.ACCEPT_ORIGINAL_SERVER));
+    }
+
+    public static String lastProviderMainUrl() {
+        return last_provider_main_url;
+    }
+
+    private String formatErrorMessage(final int toast_string_id) {
+        return "{ \"" + ERRORS + "\" : \"" + getResources().getString(toast_string_id) + "\" }";
+    }
+
+    @Override
+    protected void onHandleIntent(Intent command) {
+        final ResultReceiver receiver = command.getParcelableExtra(RECEIVER_KEY);
+        String action = command.getAction();
+        Bundle parameters = command.getBundleExtra(PARAMETERS);
+
+        if (provider_api_url == null && preferences.contains(Provider.KEY)) {
+            try {
+                JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+                provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
+                go_ahead = true;
+            } catch (JSONException e) {
+                go_ahead = false;
+            }
+        }
+
+        if (action.equalsIgnoreCase(SET_UP_PROVIDER)) {
+            Bundle result = setUpProvider(parameters);
+            if (go_ahead) {
+                if (result.getBoolean(RESULT_KEY)) {
+                    receiver.send(PROVIDER_OK, result);
+                } else {
+                    receiver.send(PROVIDER_NOK, result);
+                }
+            }
+        } else if (action.equalsIgnoreCase(SIGN_UP)) {
             UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.SIGNING_UP);
-		    Bundle result = tryToRegister(parameters);
-		    if(result.getBoolean(RESULT_KEY)) {
-			receiver.send(SUCCESSFUL_SIGNUP, result);
-		    } else {
-			receiver.send(FAILED_SIGNUP, result);
-		    }
-		} else if (action.equalsIgnoreCase(LOG_IN)) {
+            Bundle result = tryToRegister(parameters);
+            if (result.getBoolean(RESULT_KEY)) {
+                receiver.send(SUCCESSFUL_SIGNUP, result);
+            } else {
+                receiver.send(FAILED_SIGNUP, result);
+            }
+        } else if (action.equalsIgnoreCase(LOG_IN)) {
             UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_IN);
-		    Bundle result = tryToAuthenticate(parameters);
-		    if(result.getBoolean(RESULT_KEY)) {
+            Bundle result = tryToAuthenticate(parameters);
+            if (result.getBoolean(RESULT_KEY)) {
                 receiver.send(SUCCESSFUL_LOGIN, result);
                 UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_IN);
-		    } else {
+            } else {
                 receiver.send(FAILED_LOGIN, result);
                 UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.NOT_LOGGED_IN);
-		    }
-		} else if (action.equalsIgnoreCase(LOG_OUT)) {
+            }
+        } else if (action.equalsIgnoreCase(LOG_OUT)) {
             UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGING_OUT);
-				if(logOut()) {
-					receiver.send(SUCCESSFUL_LOGOUT, Bundle.EMPTY);
-                    UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_OUT);
-				} else {
-					receiver.send(LOGOUT_FAILED, Bundle.EMPTY);
-                    UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.DIDNT_LOG_OUT);
-				}
-		} else if (action.equalsIgnoreCase(DOWNLOAD_CERTIFICATE)) {
-				if(updateVpnCertificate()) {
-					receiver.send(CORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
-				} else {
-					receiver.send(INCORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
-				}
-		} else if(action.equalsIgnoreCase(DOWNLOAD_EIP_SERVICE)) {
+            if (logOut()) {
+                receiver.send(SUCCESSFUL_LOGOUT, Bundle.EMPTY);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.LOGGED_OUT);
+            } else {
+                receiver.send(LOGOUT_FAILED, Bundle.EMPTY);
+                UserSessionStatus.updateStatus(UserSessionStatus.SessionStatus.DIDNT_LOG_OUT);
+            }
+        } else if (action.equalsIgnoreCase(DOWNLOAD_CERTIFICATE)) {
+            if (updateVpnCertificate()) {
+                receiver.send(CORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
+            } else {
+                receiver.send(INCORRECTLY_DOWNLOADED_CERTIFICATE, Bundle.EMPTY);
+            }
+        } else if (action.equalsIgnoreCase(DOWNLOAD_EIP_SERVICE)) {
             Bundle result = getAndSetEipServiceJson();
-            if(result.getBoolean(RESULT_KEY)) {
+            if (result.getBoolean(RESULT_KEY)) {
                 receiver.send(CORRECTLY_DOWNLOADED_EIP_SERVICE, result);
             } else {
                 receiver.send(INCORRECTLY_DOWNLOADED_EIP_SERVICE, result);
             }
         }
-	}
+    }
 
     private Bundle tryToRegister(Bundle task) {
-	Bundle result = new Bundle();
-	int progress = 0;
-		
-	String username = User.userName();
-	String password = task.getString(SessionDialog.PASSWORD);
-	
-	if(validUserLoginData(username, password)) {
-	    result = register(username, password);
-	    broadcastProgress(progress++);
-	} else {
-	    if(!wellFormedPassword(password)) {
-		result.putBoolean(RESULT_KEY, false);
-		result.putString(SessionDialog.USERNAME, username);
-		result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
-	    }
-	    if(!validUsername(username)) {
-		result.putBoolean(RESULT_KEY, false);
-		result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
-	    }
-	}
-		
-	return result;
-    }
-
-    private Bundle register(String username, String password) {	
-	LeapSRPSession client = new LeapSRPSession(username, password);
-	byte[] salt = client.calculateNewSalt();
-	
-	BigInteger password_verifier = client.calculateV(username, password, salt);
-	
-	JSONObject api_result = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16));
-
-	Bundle result = new Bundle();	
-	if(api_result.has(ERRORS))
-	    result = authFailedNotification(api_result, username);
-	else {
-	    result.putString(SessionDialog.USERNAME, username);
-	    result.putString(SessionDialog.PASSWORD, password);
-	    result.putBoolean(RESULT_KEY, true);
-	}
-
-	return result;
-    }
-	
-	/**
-	 * Starts the authentication process using SRP protocol.
-	 * 
-	 * @param task containing: username, password and api url. 
-	 * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if authentication was successful. 
-	 */
-	private Bundle tryToAuthenticate(Bundle task) {
-	    Bundle result = new Bundle();
-	    int progress = 0;
-		
-	    String username = User.userName();
-	    String password = task.getString(SessionDialog.PASSWORD);
-	    if(validUserLoginData(username, password)) {
-		result = authenticate(username, password);
-		broadcastProgress(progress++);
-	    } else {
-		if(!wellFormedPassword(password)) {
-		    result.putBoolean(RESULT_KEY, false);
-		    result.putString(SessionDialog.USERNAME, username);
-		    result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
-		}
-		if(!validUsername(username)) {
-		    result.putBoolean(RESULT_KEY, false);
-		    result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
-		}
-	    }
-		
-	    return result;
-	}
+        Bundle result = new Bundle();
+        int progress = 0;
+
+        String username = User.userName();
+        String password = task.getString(SessionDialog.PASSWORD);
+
+        if (validUserLoginData(username, password)) {
+            result = register(username, password);
+            broadcastProgress(progress++);
+        } else {
+            if (!wellFormedPassword(password)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
+            }
+            if (!validUsername(username)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
+            }
+        }
+
+        return result;
+    }
+
+    private Bundle register(String username, String password) {
+        LeapSRPSession client = new LeapSRPSession(username, password);
+        byte[] salt = client.calculateNewSalt();
+
+        BigInteger password_verifier = client.calculateV(username, password, salt);
+
+        JSONObject api_result = sendNewUserDataToSRPServer(provider_api_url, username, new BigInteger(1, salt).toString(16), password_verifier.toString(16));
+
+        Bundle result = new Bundle();
+        if (api_result.has(ERRORS))
+            result = authFailedNotification(api_result, username);
+        else {
+            result.putString(SessionDialog.USERNAME, username);
+            result.putString(SessionDialog.PASSWORD, password);
+            result.putBoolean(RESULT_KEY, true);
+        }
+
+        return result;
+    }
+
+    /**
+     * Starts the authentication process using SRP protocol.
+     *
+     * @param task containing: username, password and api url.
+     * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if authentication was successful.
+     */
+    private Bundle tryToAuthenticate(Bundle task) {
+        Bundle result = new Bundle();
+        int progress = 0;
+
+        String username = User.userName();
+        String password = task.getString(SessionDialog.PASSWORD);
+        if (validUserLoginData(username, password)) {
+            result = authenticate(username, password);
+            broadcastProgress(progress++);
+        } else {
+            if (!wellFormedPassword(password)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putBoolean(SessionDialog.ERRORS.PASSWORD_INVALID_LENGTH.toString(), true);
+            }
+            if (!validUsername(username)) {
+                result.putBoolean(RESULT_KEY, false);
+                result.putBoolean(SessionDialog.ERRORS.USERNAME_MISSING.toString(), true);
+            }
+        }
+
+        return result;
+    }
 
     private Bundle authenticate(String username, String password) {
-	Bundle result = new Bundle();
-	
-	LeapSRPSession client = new LeapSRPSession(username, password);
-	byte[] A = client.exponential();
-	
-	JSONObject step_result = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16));
-	try {
-	    String salt = step_result.getString(LeapSRPSession.SALT);
-	    byte[] Bbytes = new BigInteger(step_result.getString("B"), 16).toByteArray();
-	    byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes);
-	    if(M1 != null) {
-		step_result = sendM1ToSRPServer(provider_api_url, username, M1);
-		setTokenIfAvailable(step_result);
-		byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray();
-		if(client.verify(M2)) {
-		    result.putBoolean(RESULT_KEY, true);
-		} else {
-		    authFailedNotification(step_result, username);
-		}
-	    } else {
-		result.putBoolean(RESULT_KEY, false);
-		result.putString(SessionDialog.USERNAME, username);
-		result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message));
-	    }
-	} catch (JSONException e) {
-	    result = authFailedNotification(step_result, username);
-	    e.printStackTrace();
-	}
-
-	return result;
+        Bundle result = new Bundle();
+
+        LeapSRPSession client = new LeapSRPSession(username, password);
+        byte[] A = client.exponential();
+
+        JSONObject step_result = sendAToSRPServer(provider_api_url, username, new BigInteger(1, A).toString(16));
+        try {
+            String salt = step_result.getString(LeapSRPSession.SALT);
+            byte[] Bbytes = new BigInteger(step_result.getString("B"), 16).toByteArray();
+            byte[] M1 = client.response(new BigInteger(salt, 16).toByteArray(), Bbytes);
+            if (M1 != null) {
+                step_result = sendM1ToSRPServer(provider_api_url, username, M1);
+                setTokenIfAvailable(step_result);
+                byte[] M2 = new BigInteger(step_result.getString(LeapSRPSession.M2), 16).toByteArray();
+                if (client.verify(M2)) {
+                    result.putBoolean(RESULT_KEY, true);
+                } else {
+                    authFailedNotification(step_result, username);
+                }
+            } else {
+                result.putBoolean(RESULT_KEY, false);
+                result.putString(SessionDialog.USERNAME, username);
+                result.putString(getResources().getString(R.string.user_message), getResources().getString(R.string.error_srp_math_error_user_message));
+            }
+        } catch (JSONException e) {
+            result = authFailedNotification(step_result, username);
+            e.printStackTrace();
+        }
+
+        return result;
     }
 
     private boolean setTokenIfAvailable(JSONObject authentication_step_result) {
-	try {
-	    LeapSRPSession.setToken(authentication_step_result.getString(LeapSRPSession.TOKEN));
-	    CookieHandler.setDefault(null); // we don't need cookies anymore
-	} catch(JSONException e) { //
-	    return false;
-	}
-	return true;
-    }
-    
+        try {
+            LeapSRPSession.setToken(authentication_step_result.getString(LeapSRPSession.TOKEN));
+            CookieHandler.setDefault(null); // we don't need cookies anymore
+        } catch (JSONException e) { //
+            return false;
+        }
+        return true;
+    }
+
     private Bundle authFailedNotification(JSONObject result, String username) {
-	Bundle user_notification_bundle = new Bundle();
-	try{
-	    JSONObject error_message = result.getJSONObject(ERRORS);
-	    String error_type = error_message.keys().next().toString();
-	    String message = error_message.get(error_type).toString();
-	    user_notification_bundle.putString(getResources().getString(R.string.user_message), message);
-	} catch(JSONException e) {}
-	
-	if(!username.isEmpty())
-	    user_notification_bundle.putString(SessionDialog.USERNAME, username);
-	user_notification_bundle.putBoolean(RESULT_KEY, false);
-
-	return user_notification_bundle;
-    }
-	
-	/**
-	 * Sets up an intent with the progress value passed as a parameter
-	 * and sends it as a broadcast.
-	 * @param progress
-	 */
-	private void broadcastProgress(int progress) {
-		Intent intentUpdate = new Intent();
-		intentUpdate.setAction(UPDATE_PROGRESSBAR);
-		intentUpdate.addCategory(Intent.CATEGORY_DEFAULT);
-		intentUpdate.putExtra(CURRENT_PROGRESS, progress);
-		sendBroadcast(intentUpdate);
-	}
+        Bundle user_notification_bundle = new Bundle();
+        try {
+            JSONObject error_message = result.getJSONObject(ERRORS);
+            String error_type = error_message.keys().next().toString();
+            String message = error_message.get(error_type).toString();
+            user_notification_bundle.putString(getResources().getString(R.string.user_message), message);
+        } catch (JSONException e) {
+        }
+
+        if (!username.isEmpty())
+            user_notification_bundle.putString(SessionDialog.USERNAME, username);
+        user_notification_bundle.putBoolean(RESULT_KEY, false);
+
+        return user_notification_bundle;
+    }
+
+    /**
+     * Sets up an intent with the progress value passed as a parameter
+     * and sends it as a broadcast.
+     *
+     * @param progress
+     */
+    private void broadcastProgress(int progress) {
+        Intent intentUpdate = new Intent();
+        intentUpdate.setAction(UPDATE_PROGRESSBAR);
+        intentUpdate.addCategory(Intent.CATEGORY_DEFAULT);
+        intentUpdate.putExtra(CURRENT_PROGRESS, progress);
+        sendBroadcast(intentUpdate);
+    }
 
     /**
      * Validates parameters entered by the user to log in
+     *
      * @param username
      * @param password
      * @return true if both parameters are present and the entered password length is greater or equal to eight (8).
@@ -341,491 +343,496 @@ public class ProviderAPI extends IntentService {
         return username != null && !username.isEmpty();
     }
 
-	/**
-	 * Validates a password
-	 * @param password
-	 * @return true if the entered password length is greater or equal to eight (8).
-	 */
-	private boolean wellFormedPassword(String password) {
-		return password != null && password.length() >= 8;
-	}
-
-	/**
-	 * Sends an HTTP POST request to the authentication server with the SRP Parameter A.
-	 * @param server_url
-	 * @param username
-	 * @param clientA First SRP parameter sent 
-	 * @return response from authentication server
-	 */
+    /**
+     * Validates a password
+     *
+     * @param password
+     * @return true if the entered password length is greater or equal to eight (8).
+     */
+    private boolean wellFormedPassword(String password) {
+        return password != null && password.length() >= 8;
+    }
+
+    /**
+     * Sends an HTTP POST request to the authentication server with the SRP Parameter A.
+     *
+     * @param server_url
+     * @param username
+     * @param clientA    First SRP parameter sent
+     * @return response from authentication server
+     */
     private JSONObject sendAToSRPServer(String server_url, String username, String clientA) {
-		Map<String, String> parameters = new HashMap<String, String>();
-		parameters.put("login", username);
-		parameters.put("A", clientA);
-		return sendToServer(server_url + "/sessions.json", "POST", parameters);
-	}
-
-	/**
-	 * Sends an HTTP PUT request to the authentication server with the SRP Parameter M1 (or simply M).
-	 * @param server_url
-	 * @param username
-	 * @param m1 Second SRP parameter sent 
-	 * @return response from authentication server
-	 */
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("login", username);
+        parameters.put("A", clientA);
+        return sendToServer(server_url + "/sessions.json", "POST", parameters);
+    }
+
+    /**
+     * Sends an HTTP PUT request to the authentication server with the SRP Parameter M1 (or simply M).
+     *
+     * @param server_url
+     * @param username
+     * @param m1         Second SRP parameter sent
+     * @return response from authentication server
+     */
     private JSONObject sendM1ToSRPServer(String server_url, String username, byte[] m1) {
-		Map<String, String> parameters = new HashMap<String, String>();
-		parameters.put("client_auth", new BigInteger(1, ConfigHelper.trim(m1)).toString(16));
-		return sendToServer(server_url + "/sessions/" + username +".json", "PUT", parameters);
-	}
-
-	/**
-	 * Sends an HTTP POST request to the api server to register a new user.
-	 * @param server_url
-	 * @param username
-	 * @param salt
-	 * @param password_verifier   
-	 * @return response from authentication server
-	 */
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("client_auth", new BigInteger(1, ConfigHelper.trim(m1)).toString(16));
+        return sendToServer(server_url + "/sessions/" + username + ".json", "PUT", parameters);
+    }
+
+    /**
+     * Sends an HTTP POST request to the api server to register a new user.
+     *
+     * @param server_url
+     * @param username
+     * @param salt
+     * @param password_verifier
+     * @return response from authentication server
+     */
     private JSONObject sendNewUserDataToSRPServer(String server_url, String username, String salt, String password_verifier) {
-	Map<String, String> parameters = new HashMap<String, String>();
-	parameters.put("user[login]", username);
-	parameters.put("user[password_salt]", salt);
-	parameters.put("user[password_verifier]", password_verifier);
-	Log.d(TAG, server_url);
-	Log.d(TAG, parameters.toString());
-	return sendToServer(server_url + "/users.json", "POST", parameters);
-    }
-	
-	/**
-	 * Executes an HTTP request expecting a JSON response.
-	 * @param url
-	 * @param request_method
-	 * @param parameters
-	 * @return response from authentication server
-	 */
-	private JSONObject sendToServer(String url, String request_method, Map<String, String> parameters) {
-	    JSONObject json_response;
-	    HttpsURLConnection urlConnection = null;
-	    try {
-		InputStream is = null;
-		urlConnection = (HttpsURLConnection)new URL(url).openConnection();
-		urlConnection.setRequestMethod(request_method);
-		urlConnection.setChunkedStreamingMode(0);
-		urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-		
-		DataOutputStream writer = new DataOutputStream(urlConnection.getOutputStream());
-		writer.writeBytes(formatHttpParameters(parameters));
-		writer.close();
-
-		is = urlConnection.getInputStream();
-		String plain_response = new Scanner(is).useDelimiter("\\A").next();
-		json_response = new JSONObject(plain_response);
-	    } catch (ClientProtocolException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (IOException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (JSONException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (NoSuchAlgorithmException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (KeyManagementException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (KeyStoreException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    } catch (CertificateException e) {
-		json_response = getErrorMessage(urlConnection);
-		e.printStackTrace();
-	    }
-
-	    return json_response;
-	}
+        Map<String, String> parameters = new HashMap<String, String>();
+        parameters.put("user[login]", username);
+        parameters.put("user[password_salt]", salt);
+        parameters.put("user[password_verifier]", password_verifier);
+        return sendToServer(server_url + "/users.json", "POST", parameters);
+    }
+
+    /**
+     * Executes an HTTP request expecting a JSON response.
+     *
+     * @param url
+     * @param request_method
+     * @param parameters
+     * @return response from authentication server
+     */
+    private JSONObject sendToServer(String url, String request_method, Map<String, String> parameters) {
+        JSONObject json_response;
+        HttpsURLConnection urlConnection = null;
+        try {
+            InputStream is = null;
+            urlConnection = (HttpsURLConnection) new URL(url).openConnection();
+            urlConnection.setRequestMethod(request_method);
+            urlConnection.setChunkedStreamingMode(0);
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+
+            DataOutputStream writer = new DataOutputStream(urlConnection.getOutputStream());
+            writer.writeBytes(formatHttpParameters(parameters));
+            writer.close();
+
+            is = urlConnection.getInputStream();
+            String plain_response = new Scanner(is).useDelimiter("\\A").next();
+            json_response = new JSONObject(plain_response);
+        } catch (ClientProtocolException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (IOException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (JSONException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (KeyStoreException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        } catch (CertificateException e) {
+            json_response = getErrorMessage(urlConnection);
+            e.printStackTrace();
+        }
+
+        return json_response;
+    }
 
     private JSONObject getErrorMessage(HttpsURLConnection urlConnection) {
-	JSONObject error_message = new JSONObject();
-	if(urlConnection != null) {
-	    InputStream error_stream = urlConnection.getErrorStream();
-	    if(error_stream != null) {
-		String error_response = new Scanner(error_stream).useDelimiter("\\A").next();
-		Log.d("Error", error_response);
-		try {
-		    error_message = new JSONObject(error_response);
-		} catch (JSONException e) {
-		    Log.d(TAG, e.getMessage());
-		    e.printStackTrace();
-		}
-		urlConnection.disconnect();
-	    }
-	}
-	return error_message;
-    }
-    
-	private String formatHttpParameters(Map<String, String> parameters) throws UnsupportedEncodingException	{
-	    StringBuilder result = new StringBuilder();
-	    boolean first = true;
-
-		Iterator<String> parameter_iterator = parameters.keySet().iterator();
-		while(parameter_iterator.hasNext()) {
-			if(first)
-				first = false;
-			else
-				result.append("&&");
-			
-			String key = parameter_iterator.next();
-			String value = parameters.get(key);
-
-	        result.append(URLEncoder.encode(key, "UTF-8"));
-	        result.append("=");
-	        result.append(URLEncoder.encode(value, "UTF-8"));
-		}
-
-	    return result.toString();
-	}
-	
-	/**
-	 * Downloads a provider.json from a given URL, adding a new provider using the given name.  
-	 * @param task containing a boolean meaning if the provider is custom or not, another boolean meaning if the user completely trusts this provider, the provider name and its provider.json url.
-	 * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if the update was successful. 
-	 */
+        JSONObject error_message = new JSONObject();
+        if (urlConnection != null) {
+            InputStream error_stream = urlConnection.getErrorStream();
+            if (error_stream != null) {
+                String error_response = new Scanner(error_stream).useDelimiter("\\A").next();
+                try {
+                    error_message = new JSONObject(error_response);
+                } catch (JSONException e) {
+                    e.printStackTrace();
+                }
+                urlConnection.disconnect();
+            }
+        }
+        return error_message;
+    }
+
+    private String formatHttpParameters(Map<String, String> parameters) throws UnsupportedEncodingException {
+        StringBuilder result = new StringBuilder();
+        boolean first = true;
+
+        Iterator<String> parameter_iterator = parameters.keySet().iterator();
+        while (parameter_iterator.hasNext()) {
+            if (first)
+                first = false;
+            else
+                result.append("&&");
+
+            String key = parameter_iterator.next();
+            String value = parameters.get(key);
+
+            result.append(URLEncoder.encode(key, "UTF-8"));
+            result.append("=");
+            result.append(URLEncoder.encode(value, "UTF-8"));
+        }
+
+        return result.toString();
+    }
+
+    /**
+     * Downloads a provider.json from a given URL, adding a new provider using the given name.
+     *
+     * @param task containing a boolean meaning if the provider is custom or not, another boolean meaning if the user completely trusts this provider, the provider name and its provider.json url.
+     * @return a bundle with a boolean value mapped to a key named RESULT_KEY, and which is true if the update was successful.
+     */
     private Bundle setUpProvider(Bundle task) {
-	int progress = 0;
-	Bundle current_download = new Bundle();
-		
-	if(task != null && task.containsKey(Provider.MAIN_URL)) {
-	    last_provider_main_url = task.getString(Provider.MAIN_URL);
-	    CA_CERT_DOWNLOADED = PROVIDER_JSON_DOWNLOADED = EIP_SERVICE_JSON_DOWNLOADED = false;
-	    go_ahead = true;
-	}
-
-	if(!PROVIDER_JSON_DOWNLOADED)
-	    current_download = getAndSetProviderJson(last_provider_main_url);
-	if(PROVIDER_JSON_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
-	    broadcastProgress(progress++);
-	    PROVIDER_JSON_DOWNLOADED = true;
-				
-	    if(!CA_CERT_DOWNLOADED)
-		current_download = downloadCACert();
-	    if(CA_CERT_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
-		broadcastProgress(progress++);
-		CA_CERT_DOWNLOADED = true;
-		current_download = getAndSetEipServiceJson(); 
-		if(current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY)) {
-		    broadcastProgress(progress++);
-		    EIP_SERVICE_JSON_DOWNLOADED = true;
-		}
-	    }
-	}
-		
-	return current_download;
-	}
-	
-	private Bundle downloadCACert() {
-		Bundle result = new Bundle();
-		try {
-		    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-		    String ca_cert_url = provider_json.getString(Provider.CA_CERT_URI);
-		    String cert_string = downloadWithCommercialCA(ca_cert_url);
-		    result.putBoolean(RESULT_KEY, true);
-
-		    if(validCertificate(cert_string) && go_ahead) {
-			preferences.edit().putString(Provider.CA_CERT, cert_string).commit();
-			result.putBoolean(RESULT_KEY, true);
-		    } else {
-			String reason_to_fail = pickErrorMessage(cert_string);
-			result.putString(ERRORS, reason_to_fail);
-			result.putBoolean(RESULT_KEY, false);
-		    }
-		} catch (JSONException e) {
-		    String reason_to_fail = formatErrorMessage(R.string.malformed_url);
-		    result.putString(ERRORS, reason_to_fail);
-		    result.putBoolean(RESULT_KEY, false);
-		}
-		
-		return result;
-	}
-	
-
-	public static boolean caCertDownloaded() {
-		return CA_CERT_DOWNLOADED;
-	}
+        int progress = 0;
+        Bundle current_download = new Bundle();
+
+        if (task != null && task.containsKey(Provider.MAIN_URL)) {
+            last_provider_main_url = task.getString(Provider.MAIN_URL);
+            CA_CERT_DOWNLOADED = PROVIDER_JSON_DOWNLOADED = EIP_SERVICE_JSON_DOWNLOADED = false;
+            go_ahead = true;
+        }
+
+        if (!PROVIDER_JSON_DOWNLOADED)
+            current_download = getAndSetProviderJson(last_provider_main_url);
+        if (PROVIDER_JSON_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
+            broadcastProgress(progress++);
+            PROVIDER_JSON_DOWNLOADED = true;
+
+            if (!CA_CERT_DOWNLOADED)
+                current_download = downloadCACert();
+            if (CA_CERT_DOWNLOADED || (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY))) {
+                broadcastProgress(progress++);
+                CA_CERT_DOWNLOADED = true;
+                current_download = getAndSetEipServiceJson();
+                if (current_download.containsKey(RESULT_KEY) && current_download.getBoolean(RESULT_KEY)) {
+                    broadcastProgress(progress++);
+                    EIP_SERVICE_JSON_DOWNLOADED = true;
+                }
+            }
+        }
+
+        return current_download;
+    }
+
+    private Bundle downloadCACert() {
+        Bundle result = new Bundle();
+        try {
+            JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+            String ca_cert_url = provider_json.getString(Provider.CA_CERT_URI);
+            String cert_string = downloadWithCommercialCA(ca_cert_url);
+            result.putBoolean(RESULT_KEY, true);
+
+            if (validCertificate(cert_string) && go_ahead) {
+                preferences.edit().putString(Provider.CA_CERT, cert_string).commit();
+                result.putBoolean(RESULT_KEY, true);
+            } else {
+                String reason_to_fail = pickErrorMessage(cert_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        } catch (JSONException e) {
+            String reason_to_fail = formatErrorMessage(R.string.malformed_url);
+            result.putString(ERRORS, reason_to_fail);
+            result.putBoolean(RESULT_KEY, false);
+        }
+
+        return result;
+    }
+
+
+    public static boolean caCertDownloaded() {
+        return CA_CERT_DOWNLOADED;
+    }
 
     private boolean validCertificate(String cert_string) {
-	boolean result = false;
-	if(!ConfigHelper.checkErroneousDownload(cert_string)) {
-	    X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(cert_string);
-	    try {
-		if(certificate != null) {
-		    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-		    String fingerprint = provider_json.getString(Provider.CA_CERT_FINGERPRINT);
-		    String encoding = fingerprint.split(":")[0];
-		    String expected_fingerprint = fingerprint.split(":")[1];
-		    String real_fingerprint = base64toHex(Base64.encodeToString(
-										MessageDigest.getInstance(encoding).digest(certificate.getEncoded()),
-										Base64.DEFAULT));
-
-		    result = real_fingerprint.trim().equalsIgnoreCase(expected_fingerprint.trim());
-		}
-		else
-		    result = false;
-	    } catch (JSONException e) {
-		result = false;
-	    } catch (NoSuchAlgorithmException e) {
-		result = false;
-	    } catch (CertificateEncodingException e) {
-		result = false;
-	    }
-	}
-		
-	return result;
+        boolean result = false;
+        if (!ConfigHelper.checkErroneousDownload(cert_string)) {
+            X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(cert_string);
+            try {
+                if (certificate != null) {
+                    JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+                    String fingerprint = provider_json.getString(Provider.CA_CERT_FINGERPRINT);
+                    String encoding = fingerprint.split(":")[0];
+                    String expected_fingerprint = fingerprint.split(":")[1];
+                    String real_fingerprint = base64toHex(Base64.encodeToString(
+                            MessageDigest.getInstance(encoding).digest(certificate.getEncoded()),
+                            Base64.DEFAULT));
+
+                    result = real_fingerprint.trim().equalsIgnoreCase(expected_fingerprint.trim());
+                } else
+                    result = false;
+            } catch (JSONException e) {
+                result = false;
+            } catch (NoSuchAlgorithmException e) {
+                result = false;
+            } catch (CertificateEncodingException e) {
+                result = false;
+            }
+        }
+
+        return result;
     }
 
     private String base64toHex(String base64_input) {
-	byte[] byteArray = Base64.decode(base64_input, Base64.DEFAULT);
-	int readBytes = byteArray.length;
-	StringBuffer hexData = new StringBuffer();
-	int onebyte;
-	for (int i=0; i < readBytes; i++) {
-	    onebyte = ((0x000000ff & byteArray[i]) | 0xffffff00);
-	    hexData.append(Integer.toHexString(onebyte).substring(6));
-	}
-	return hexData.toString();
-    }
-	
-	private Bundle getAndSetProviderJson(String provider_main_url) {
-		Bundle result = new Bundle();
-
-		if(go_ahead) {
-			String provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json");
-
-			try {
-				JSONObject provider_json = new JSONObject(provider_dot_json_string);
-				provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
-				String name = provider_json.getString(Provider.NAME);
-				//TODO setProviderName(name);
-
-				preferences.edit().putString(Provider.KEY, provider_json.toString()).commit();
-				preferences.edit().putBoolean(Constants.ALLOWED_ANON, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_ANON)).commit();
-				preferences.edit().putBoolean(Constants.ALLOWED_REGISTERED, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_REGISTERED)).commit();
-
-				result.putBoolean(RESULT_KEY, true);
-			} catch (JSONException e) {
-				//TODO Error message should be contained in that provider_dot_json_string
-				String reason_to_fail = pickErrorMessage(provider_dot_json_string);
-				result.putString(ERRORS, reason_to_fail);
-				result.putBoolean(RESULT_KEY, false);
-			}
-		}
-		return result;
-	}
-
-	private Bundle getAndSetEipServiceJson() {
-		Bundle result = new Bundle();
-		String eip_service_json_string = "";
-		if(go_ahead) {
-			try {
-				JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-				String eip_service_url = provider_json.getString(Provider.API_URL) +  "/" + provider_json.getString(Provider.API_VERSION) + "/" + EIP.SERVICE_API_PATH;
-				eip_service_json_string = downloadWithProviderCA(eip_service_url);
-				JSONObject eip_service_json = new JSONObject(eip_service_json_string);
-				eip_service_json.getInt(Provider.API_RETURN_SERIAL);
-
-				preferences.edit().putString(Constants.KEY, eip_service_json.toString()).commit();
-
-				result.putBoolean(RESULT_KEY, true);
-			} catch (JSONException e) {
-				String reason_to_fail = pickErrorMessage(eip_service_json_string);
-				result.putString(ERRORS, reason_to_fail);
-				result.putBoolean(RESULT_KEY, false);
-			}
-		}
-		return result;
-	}
-	
-	/**
-	 * Interprets the error message as a JSON object and extract the "errors" keyword pair.
-	 * If the error message is not a JSON object, then it is returned untouched.
-	 * @param string_json_error_message
-	 * @return final error message
-	 */
-	private String pickErrorMessage(String string_json_error_message) {
-		String error_message = "";
-		try {
-			JSONObject json_error_message = new JSONObject(string_json_error_message);
-			error_message = json_error_message.getString(ERRORS);
-		} catch (JSONException e) {
-			// TODO Auto-generated catch block
-			error_message = string_json_error_message;
-		}
-		
-		return error_message;
-	}
-	
-	/**
-	 * Tries to download the contents of the provided url using commercially validated CA certificate from chosen provider.
-	 * 
-	 * @param string_url
-	 * @return
-	 */
-	private String downloadWithCommercialCA(String string_url) {
-		
-		String json_file_content = "";
-		
-		URL provider_url = null;
-		int seconds_of_timeout = 1;
-		try {
-			provider_url = new URL(string_url);
-			URLConnection url_connection = provider_url.openConnection();
-			url_connection.setConnectTimeout(seconds_of_timeout*1000);
-			if(!LeapSRPSession.getToken().isEmpty())
-				url_connection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token = " + LeapSRPSession.getToken());
-			json_file_content = new Scanner(url_connection.getInputStream()).useDelimiter("\\A").next();
-		} catch (MalformedURLException e) {
-			json_file_content = formatErrorMessage(R.string.malformed_url);
-		} catch(SocketTimeoutException e) {
-		    e.printStackTrace();
-			json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		} catch (SSLHandshakeException e) {
-			if(provider_url != null) {
-				json_file_content = downloadWithProviderCA(string_url);
-			} else {
-				json_file_content = formatErrorMessage(R.string.certificate_error);
-			}
-		} catch(ConnectException e) {
-		    json_file_content = formatErrorMessage(R.string.service_is_down_error);
-		} catch (FileNotFoundException e) {
-		    json_file_content = formatErrorMessage(R.string.malformed_url);
-		} catch (Exception e) {
-		    e.printStackTrace();
-			if(provider_url != null) {
-				json_file_content = downloadWithProviderCA(string_url);
-			}
-		}
-
-		return json_file_content;
-	}
-
-	/**
-	 * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider. 
-	 * @param url_string as a string
-	 * @return an empty string if it fails, the url content if not. 
-	 */
-	private String downloadWithProviderCA(String url_string) {
-		String json_file_content = "";
-
-		try {
-			URL url = new URL(url_string);
-			// Tell the URLConnection to use a SocketFactory from our SSLContext
-			HttpsURLConnection urlConnection =
-					(HttpsURLConnection)url.openConnection();
-			urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-			if(!LeapSRPSession.getToken().isEmpty())
-				urlConnection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken());
-			json_file_content = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
-		} catch (CertificateException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (UnknownHostException e) {
-		    e.printStackTrace();
-			json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		} catch (IOException e) {
-		    // The downloaded certificate doesn't validate our https connection.
-		    json_file_content = formatErrorMessage(R.string.certificate_error);
-		} catch (KeyStoreException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (KeyManagementException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (NoSuchElementException e) {
-		    e.printStackTrace();
-		    json_file_content = formatErrorMessage(R.string.server_unreachable_message);
-		}
-		return json_file_content;
-	}
-	
-	private javax.net.ssl.SSLSocketFactory getProviderSSLSocketFactory() throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException {
-		String provider_cert_string = preferences.getString(Provider.CA_CERT,"");
-
-		java.security.cert.Certificate provider_certificate = ConfigHelper.parseX509CertificateFromString(provider_cert_string);
-
-		// Create a KeyStore containing our trusted CAs
-		String keyStoreType = KeyStore.getDefaultType();
-		KeyStore keyStore = KeyStore.getInstance(keyStoreType);
-		keyStore.load(null, null);
-		keyStore.setCertificateEntry("provider_ca_certificate", provider_certificate);
-
-		// Create a TrustManager that trusts the CAs in our KeyStore
-		String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
-		TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
-		tmf.init(keyStore);
-
-		// Create an SSLContext that uses our TrustManager
-		SSLContext context = SSLContext.getInstance("TLS");
-		context.init(null, tmf.getTrustManagers(), null);
-
-		return context.getSocketFactory();
-	}
-	
-	/**
-	 * Downloads the string that's in the url with any certificate.
-	 */
-	private String downloadWithoutCA(String url_string) {
-		String string = "";
-		try {
-
-			HostnameVerifier hostnameVerifier = new HostnameVerifier() {
-				@Override
-				public boolean verify(String hostname, SSLSession session) {
-					return true;
-				}
-			};
-			
-			class DefaultTrustManager implements X509TrustManager {
-
-				@Override
-					public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}
-
-				@Override
-					public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}
-
-				@Override
-					public X509Certificate[] getAcceptedIssuers() {
-						return null;
-					}
-			}
-
-			SSLContext context = SSLContext.getInstance("TLS");
-			context.init(new KeyManager[0], new TrustManager[] {new DefaultTrustManager()}, new SecureRandom());
-
-			URL url = new URL(url_string);
-			HttpsURLConnection urlConnection = (HttpsURLConnection)url.openConnection();
-			urlConnection.setSSLSocketFactory(context.getSocketFactory());
-			urlConnection.setHostnameVerifier(hostnameVerifier);
-			string = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
-			System.out.println("String ignoring certificate = " + string);
-		} catch (FileNotFoundException e) {
-			e.printStackTrace();
-			string = formatErrorMessage(R.string.malformed_url);
-		} catch (IOException e) {
-			// The downloaded certificate doesn't validate our https connection.
-			e.printStackTrace();
-			string = formatErrorMessage(R.string.certificate_error);
-		} catch (NoSuchAlgorithmException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		} catch (KeyManagementException e) {
-			// TODO Auto-generated catch block
-			e.printStackTrace();
-		}
-		return string;
-	}
+        byte[] byteArray = Base64.decode(base64_input, Base64.DEFAULT);
+        int readBytes = byteArray.length;
+        StringBuffer hexData = new StringBuffer();
+        int onebyte;
+        for (int i = 0; i < readBytes; i++) {
+            onebyte = ((0x000000ff & byteArray[i]) | 0xffffff00);
+            hexData.append(Integer.toHexString(onebyte).substring(6));
+        }
+        return hexData.toString();
+    }
+
+    private Bundle getAndSetProviderJson(String provider_main_url) {
+        Bundle result = new Bundle();
+
+        if (go_ahead) {
+            String provider_dot_json_string = downloadWithCommercialCA(provider_main_url + "/provider.json");
+
+            try {
+                JSONObject provider_json = new JSONObject(provider_dot_json_string);
+                provider_api_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION);
+                String name = provider_json.getString(Provider.NAME);
+                //TODO setProviderName(name);
+
+                preferences.edit().putString(Provider.KEY, provider_json.toString()).commit();
+                preferences.edit().putBoolean(Constants.ALLOWED_ANON, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_ANON)).commit();
+                preferences.edit().putBoolean(Constants.ALLOWED_REGISTERED, provider_json.getJSONObject(Provider.SERVICE).getBoolean(Constants.ALLOWED_REGISTERED)).commit();
+
+                result.putBoolean(RESULT_KEY, true);
+            } catch (JSONException e) {
+                //TODO Error message should be contained in that provider_dot_json_string
+                String reason_to_fail = pickErrorMessage(provider_dot_json_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        }
+        return result;
+    }
+
+    private Bundle getAndSetEipServiceJson() {
+        Bundle result = new Bundle();
+        String eip_service_json_string = "";
+        if (go_ahead) {
+            try {
+                JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+                String eip_service_url = provider_json.getString(Provider.API_URL) + "/" + provider_json.getString(Provider.API_VERSION) + "/" + EIP.SERVICE_API_PATH;
+                eip_service_json_string = downloadWithProviderCA(eip_service_url);
+                JSONObject eip_service_json = new JSONObject(eip_service_json_string);
+                eip_service_json.getInt(Provider.API_RETURN_SERIAL);
+
+                preferences.edit().putString(Constants.KEY, eip_service_json.toString()).commit();
+
+                result.putBoolean(RESULT_KEY, true);
+            } catch (JSONException e) {
+                String reason_to_fail = pickErrorMessage(eip_service_json_string);
+                result.putString(ERRORS, reason_to_fail);
+                result.putBoolean(RESULT_KEY, false);
+            }
+        }
+        return result;
+    }
+
+    /**
+     * Interprets the error message as a JSON object and extract the "errors" keyword pair.
+     * If the error message is not a JSON object, then it is returned untouched.
+     *
+     * @param string_json_error_message
+     * @return final error message
+     */
+    private String pickErrorMessage(String string_json_error_message) {
+        String error_message = "";
+        try {
+            JSONObject json_error_message = new JSONObject(string_json_error_message);
+            error_message = json_error_message.getString(ERRORS);
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            error_message = string_json_error_message;
+        }
+
+        return error_message;
+    }
+
+    /**
+     * Tries to download the contents of the provided url using commercially validated CA certificate from chosen provider.
+     *
+     * @param string_url
+     * @return
+     */
+    private String downloadWithCommercialCA(String string_url) {
+
+        String json_file_content = "";
+
+        URL provider_url = null;
+        int seconds_of_timeout = 1;
+        try {
+            provider_url = new URL(string_url);
+            URLConnection url_connection = provider_url.openConnection();
+            url_connection.setConnectTimeout(seconds_of_timeout * 1000);
+            if (!LeapSRPSession.getToken().isEmpty())
+                url_connection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token = " + LeapSRPSession.getToken());
+            json_file_content = new Scanner(url_connection.getInputStream()).useDelimiter("\\A").next();
+        } catch (MalformedURLException e) {
+            json_file_content = formatErrorMessage(R.string.malformed_url);
+        } catch (SocketTimeoutException e) {
+            e.printStackTrace();
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        } catch (SSLHandshakeException e) {
+            if (provider_url != null) {
+                json_file_content = downloadWithProviderCA(string_url);
+            } else {
+                json_file_content = formatErrorMessage(R.string.certificate_error);
+            }
+        } catch (ConnectException e) {
+            json_file_content = formatErrorMessage(R.string.service_is_down_error);
+        } catch (FileNotFoundException e) {
+            json_file_content = formatErrorMessage(R.string.malformed_url);
+        } catch (Exception e) {
+            e.printStackTrace();
+            if (provider_url != null) {
+                json_file_content = downloadWithProviderCA(string_url);
+            }
+        }
+
+        return json_file_content;
+    }
+
+    /**
+     * Tries to download the contents of the provided url using not commercially validated CA certificate from chosen provider.
+     *
+     * @param url_string as a string
+     * @return an empty string if it fails, the url content if not.
+     */
+    private String downloadWithProviderCA(String url_string) {
+        String json_file_content = "";
+
+        try {
+            URL url = new URL(url_string);
+            // Tell the URLConnection to use a SocketFactory from our SSLContext
+            HttpsURLConnection urlConnection =
+                    (HttpsURLConnection) url.openConnection();
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+            if (!LeapSRPSession.getToken().isEmpty())
+                urlConnection.addRequestProperty(LeapSRPSession.AUTHORIZATION_HEADER, "Token token=" + LeapSRPSession.getToken());
+            json_file_content = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (UnknownHostException e) {
+            e.printStackTrace();
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        } catch (IOException e) {
+            // The downloaded certificate doesn't validate our https connection.
+            json_file_content = formatErrorMessage(R.string.certificate_error);
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchElementException e) {
+            e.printStackTrace();
+            json_file_content = formatErrorMessage(R.string.server_unreachable_message);
+        }
+        return json_file_content;
+    }
+
+    private javax.net.ssl.SSLSocketFactory getProviderSSLSocketFactory() throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, KeyManagementException {
+        String provider_cert_string = preferences.getString(Provider.CA_CERT, "");
+
+        java.security.cert.Certificate provider_certificate = ConfigHelper.parseX509CertificateFromString(provider_cert_string);
+
+        // Create a KeyStore containing our trusted CAs
+        String keyStoreType = KeyStore.getDefaultType();
+        KeyStore keyStore = KeyStore.getInstance(keyStoreType);
+        keyStore.load(null, null);
+        keyStore.setCertificateEntry("provider_ca_certificate", provider_certificate);
+
+        // Create a TrustManager that trusts the CAs in our KeyStore
+        String tmfAlgorithm = TrustManagerFactory.getDefaultAlgorithm();
+        TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmfAlgorithm);
+        tmf.init(keyStore);
+
+        // Create an SSLContext that uses our TrustManager
+        SSLContext context = SSLContext.getInstance("TLS");
+        context.init(null, tmf.getTrustManagers(), null);
+
+        return context.getSocketFactory();
+    }
+
+    /**
+     * Downloads the string that's in the url with any certificate.
+     */
+    private String downloadWithoutCA(String url_string) {
+        String string = "";
+        try {
+
+            HostnameVerifier hostnameVerifier = new HostnameVerifier() {
+                @Override
+                public boolean verify(String hostname, SSLSession session) {
+                    return true;
+                }
+            };
+
+            class DefaultTrustManager implements X509TrustManager {
+
+                @Override
+                public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
+                }
+
+                @Override
+                public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
+                }
+
+                @Override
+                public X509Certificate[] getAcceptedIssuers() {
+                    return null;
+                }
+            }
+
+            SSLContext context = SSLContext.getInstance("TLS");
+            context.init(new KeyManager[0], new TrustManager[]{new DefaultTrustManager()}, new SecureRandom());
+
+            URL url = new URL(url_string);
+            HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
+            urlConnection.setSSLSocketFactory(context.getSocketFactory());
+            urlConnection.setHostnameVerifier(hostnameVerifier);
+            string = new Scanner(urlConnection.getInputStream()).useDelimiter("\\A").next();
+            System.out.println("String ignoring certificate = " + string);
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+            string = formatErrorMessage(R.string.malformed_url);
+        } catch (IOException e) {
+            // The downloaded certificate doesn't validate our https connection.
+            e.printStackTrace();
+            string = formatErrorMessage(R.string.certificate_error);
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return string;
+    }
 
     private boolean logOut() {
         String delete_url = provider_api_url + "/logout";
@@ -833,113 +840,110 @@ public class ProviderAPI extends IntentService {
         HttpsURLConnection urlConnection = null;
         int responseCode = 0;
         int progress = 0;
-	try {
-
-	    urlConnection = (HttpsURLConnection)new URL(delete_url).openConnection();
-	    urlConnection.setRequestMethod("DELETE");
-	    urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
-
-	    responseCode = urlConnection.getResponseCode();
-	    broadcastProgress(progress++);
-	    LeapSRPSession.setToken("");
-	    Log.d(TAG, Integer.toString(responseCode));
-	} catch (ClientProtocolException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} catch (IndexOutOfBoundsException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	} catch (IOException e) {
-	    // TODO Auto-generated catch block
-	    try {
-		if(urlConnection != null) {
-		    responseCode = urlConnection.getResponseCode();
-		    if(responseCode == 401) {
-			broadcastProgress(progress++);
-			LeapSRPSession.setToken("");
-			Log.d(TAG, Integer.toString(responseCode));
-			return true;
-		    }
-		}
-	    } catch (IOException e1) {
-		e1.printStackTrace();
-	    }
-
-	    e.printStackTrace();
-	    return false;
-	} catch (KeyManagementException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (KeyStoreException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (NoSuchAlgorithmException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	} catch (CertificateException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	}
-	return true;
-    }
-    
-	/**
-	 * Downloads a new OpenVPN certificate, attaching authenticated cookie for authenticated certificate.
-	 * 
-	 * @return true if certificate was downloaded correctly, false if provider.json is not present in SharedPreferences, or if the certificate url could not be parsed as a URI, or if there was an SSL error. 
-	 */
-	private boolean updateVpnCertificate() {
-	    try {
-		JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
-			
-		String provider_main_url = provider_json.getString(Provider.API_URL);
-		URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.CERTIFICATE);
-
-		String cert_string = downloadWithProviderCA(new_cert_string_url.toString());
-
-		if(cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
-		    return false;
-		else
-		    return loadCertificate(cert_string);
-	    } catch (IOException e) {
-		// TODO Auto-generated catch block
-		e.printStackTrace();
-		return false;
-	    } catch (JSONException e) {
-		// TODO Auto-generated catch block
-		e.printStackTrace();
-		return false;
-	    }
-	}
+        try {
+
+            urlConnection = (HttpsURLConnection) new URL(delete_url).openConnection();
+            urlConnection.setRequestMethod("DELETE");
+            urlConnection.setSSLSocketFactory(getProviderSSLSocketFactory());
+
+            responseCode = urlConnection.getResponseCode();
+            broadcastProgress(progress++);
+            LeapSRPSession.setToken("");
+        } catch (ClientProtocolException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (IndexOutOfBoundsException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            try {
+                if (urlConnection != null) {
+                    responseCode = urlConnection.getResponseCode();
+                    if (responseCode == 401) {
+                        broadcastProgress(progress++);
+                        LeapSRPSession.setToken("");
+                        return true;
+                    }
+                }
+            } catch (IOException e1) {
+                e1.printStackTrace();
+            }
+
+            e.printStackTrace();
+            return false;
+        } catch (KeyManagementException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (KeyStoreException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (NoSuchAlgorithmException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return true;
+    }
+
+    /**
+     * Downloads a new OpenVPN certificate, attaching authenticated cookie for authenticated certificate.
+     *
+     * @return true if certificate was downloaded correctly, false if provider.json is not present in SharedPreferences, or if the certificate url could not be parsed as a URI, or if there was an SSL error.
+     */
+    private boolean updateVpnCertificate() {
+        try {
+            JSONObject provider_json = new JSONObject(preferences.getString(Provider.KEY, ""));
+
+            String provider_main_url = provider_json.getString(Provider.API_URL);
+            URL new_cert_string_url = new URL(provider_main_url + "/" + provider_json.getString(Provider.API_VERSION) + "/" + Constants.CERTIFICATE);
+
+            String cert_string = downloadWithProviderCA(new_cert_string_url.toString());
+
+            if (cert_string.isEmpty() || ConfigHelper.checkErroneousDownload(cert_string))
+                return false;
+            else
+                return loadCertificate(cert_string);
+        } catch (IOException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        } catch (JSONException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        }
+    }
 
     private boolean loadCertificate(String cert_string) {
-	try {
-	    // API returns concatenated cert & key.  Split them for OpenVPN options
-	    String certificateString = null, keyString = null;
-	    String[] certAndKey = cert_string.split("(?<=-\n)");
-	    for (int i=0; i < certAndKey.length-1; i++){
-		if ( certAndKey[i].contains("KEY") ) {
-		    keyString = certAndKey[i++] + certAndKey[i];
-		}
-		else if ( certAndKey[i].contains("CERTIFICATE") ) {
-		    certificateString = certAndKey[i++] + certAndKey[i];
-		}
-	    }
-	    
-	    RSAPrivateKey key = ConfigHelper.parseRsaKeyFromString(keyString);
-	    keyString = Base64.encodeToString(key.getEncoded(), Base64.DEFAULT);
-	    preferences.edit().putString(Constants.PRIVATE_KEY, "-----BEGIN RSA PRIVATE KEY-----\n"+keyString+"-----END RSA PRIVATE KEY-----").commit();
-
-	    X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(certificateString);
-	    certificateString = Base64.encodeToString(certificate.getEncoded(), Base64.DEFAULT);
-	    preferences.edit().putString(Constants.CERTIFICATE, "-----BEGIN CERTIFICATE-----\n"+certificateString+"-----END CERTIFICATE-----").commit();
-	    return true;
-	} catch (CertificateException e) {
-	    // TODO Auto-generated catch block
-	    e.printStackTrace();
-	    return false;
-	}
+        try {
+            // API returns concatenated cert & key.  Split them for OpenVPN options
+            String certificateString = null, keyString = null;
+            String[] certAndKey = cert_string.split("(?<=-\n)");
+            for (int i = 0; i < certAndKey.length - 1; i++) {
+                if (certAndKey[i].contains("KEY")) {
+                    keyString = certAndKey[i++] + certAndKey[i];
+                } else if (certAndKey[i].contains("CERTIFICATE")) {
+                    certificateString = certAndKey[i++] + certAndKey[i];
+                }
+            }
+
+            RSAPrivateKey key = ConfigHelper.parseRsaKeyFromString(keyString);
+            keyString = Base64.encodeToString(key.getEncoded(), Base64.DEFAULT);
+            preferences.edit().putString(Constants.PRIVATE_KEY, "-----BEGIN RSA PRIVATE KEY-----\n" + keyString + "-----END RSA PRIVATE KEY-----").commit();
+
+            X509Certificate certificate = ConfigHelper.parseX509CertificateFromString(certificateString);
+            certificateString = Base64.encodeToString(certificate.getEncoded(), Base64.DEFAULT);
+            preferences.edit().putString(Constants.CERTIFICATE, "-----BEGIN CERTIFICATE-----\n" + certificateString + "-----END CERTIFICATE-----").commit();
+            return true;
+        } catch (CertificateException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+            return false;
+        }
     }
 }
diff --git a/app/src/release/java/se/leap/bitmaskclient/ProviderDetailFragment.java b/app/src/release/java/se/leap/bitmaskclient/ProviderDetailFragment.java
index 97ce5245..24d048a6 100644
--- a/app/src/release/java/se/leap/bitmaskclient/ProviderDetailFragment.java
+++ b/app/src/release/java/se/leap/bitmaskclient/ProviderDetailFragment.java
@@ -1,110 +1,111 @@
-package se.leap.bitmaskclient;
-
-import org.json.*;
-
-import se.leap.bitmaskclient.R;
-import se.leap.bitmaskclient.eip.Constants;
-import se.leap.bitmaskclient.ProviderListContent.ProviderItem;
-
-import android.app.*;
-import android.content.*;
-import android.os.Bundle;
-import android.view.*;
-import android.widget.TextView;
-
+package se.leap.bitmaskclient;

+

+import org.json.*;

+

+import se.leap.bitmaskclient.eip.*;

+import se.leap.bitmaskclient.ProviderListContent.ProviderItem;

+

+import android.app.*;

+import android.content.*;

+import android.os.*;

+import android.view.*;

+import android.widget.*;

+

 public class ProviderDetailFragment extends DialogFragment {

 

     final public static String TAG = "providerDetailFragment";

-    

-	@Override

-	public Dialog onCreateDialog(Bundle savedInstanceState) {

-		AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());

-		try {

-

-			LayoutInflater inflater = getActivity().getLayoutInflater();

-			View provider_detail_view = inflater.inflate(R.layout.provider_detail_fragment, null);

-			

-			JSONObject provider_json = new JSONObject(getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, getActivity().MODE_PRIVATE).getString(Provider.KEY, ""));

-			

-			final TextView domain = (TextView)provider_detail_view.findViewById(R.id.provider_detail_domain);

-			domain.setText(provider_json.getString(Provider.DOMAIN));

-			final TextView name = (TextView)provider_detail_view.findViewById(R.id.provider_detail_name);

-			name.setText(provider_json.getJSONObject(Provider.NAME).getString("en"));

-			final TextView description = (TextView)provider_detail_view.findViewById(R.id.provider_detail_description);

-			description.setText(provider_json.getJSONObject(Provider.DESCRIPTION).getString("en"));

-			

-			builder.setView(provider_detail_view);

-			builder.setTitle(R.string.provider_details_fragment_title);

-			

-			if(anon_allowed(provider_json)) {

-				builder.setPositiveButton(R.string.use_anonymously_button, new DialogInterface.OnClickListener() {

-					public void onClick(DialogInterface dialog, int id) {

-						interface_with_configuration_wizard.use_anonymously();

-					}

-				});

-			}

-

-			if(registration_allowed(provider_json)) {

-				builder.setNegativeButton(R.string.signup_or_login_button, new DialogInterface.OnClickListener() {

-					public void onClick(DialogInterface dialog, int id) {

-						interface_with_configuration_wizard.login();

-					}

-				});

-			}

-

-			return builder.create();

-		} catch (JSONException e) {

-			return null;

-		}

-	}

-	

-	private boolean anon_allowed(JSONObject provider_json) {

-		try {

-			JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

-			return service_description.has(Constants.ALLOWED_ANON) && service_description.getBoolean(Constants.ALLOWED_ANON);
-		} catch (JSONException e) {

-			return false;

-		}

-	}

-	

-	private boolean registration_allowed(JSONObject provider_json) {

-		try {

-			JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

-			return service_description.has(Provider.ALLOW_REGISTRATION) && service_description.getBoolean(Provider.ALLOW_REGISTRATION);

-		} catch (JSONException e) {

-			return false;

-		}

-	}

-	

-	@Override

-	public void onCancel(DialogInterface dialog) {

-		super.onCancel(dialog);

-		SharedPreferences.Editor editor = getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit();

-		editor.remove(Provider.KEY).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();
-		interface_with_configuration_wizard.showAllProviders();
-	}

-

-	public static DialogFragment newInstance() {

-		ProviderDetailFragment provider_detail_fragment = new ProviderDetailFragment();

-		return provider_detail_fragment;

-	}

-	

+

+    @Override

+    public Dialog onCreateDialog(Bundle savedInstanceState) {

+        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());

+        try {

+

+            LayoutInflater inflater = getActivity().getLayoutInflater();

+            View provider_detail_view = inflater.inflate(R.layout.provider_detail_fragment, null);

+

+            JSONObject provider_json = new JSONObject(getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, getActivity().MODE_PRIVATE).getString(Provider.KEY, ""));

+

+            final TextView domain = (TextView) provider_detail_view.findViewById(R.id.provider_detail_domain);

+            domain.setText(provider_json.getString(Provider.DOMAIN));

+            final TextView name = (TextView) provider_detail_view.findViewById(R.id.provider_detail_name);

+            name.setText(provider_json.getJSONObject(Provider.NAME).getString("en"));

+            final TextView description = (TextView) provider_detail_view.findViewById(R.id.provider_detail_description);

+            description.setText(provider_json.getJSONObject(Provider.DESCRIPTION).getString("en"));

+

+            builder.setView(provider_detail_view);

+            builder.setTitle(R.string.provider_details_fragment_title);

+

+            if (anon_allowed(provider_json)) {

+                builder.setPositiveButton(R.string.use_anonymously_button, new DialogInterface.OnClickListener() {

+                    public void onClick(DialogInterface dialog, int id) {

+                        interface_with_configuration_wizard.use_anonymously();

+                    }

+                });

+            }

+

+            if (registration_allowed(provider_json)) {

+                builder.setNegativeButton(R.string.signup_or_login_button, new DialogInterface.OnClickListener() {

+                    public void onClick(DialogInterface dialog, int id) {

+                        interface_with_configuration_wizard.login();

+                    }

+                });

+            }

+

+            return builder.create();

+        } catch (JSONException e) {

+            return null;

+        }

+    }

+

+    private boolean anon_allowed(JSONObject provider_json) {

+        try {

+            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

+            return service_description.has(Constants.ALLOWED_ANON) && service_description.getBoolean(Constants.ALLOWED_ANON);

+        } catch (JSONException e) {

+            return false;

+        }

+    }

+

+    private boolean registration_allowed(JSONObject provider_json) {

+        try {

+            JSONObject service_description = provider_json.getJSONObject(Provider.SERVICE);

+            return service_description.has(Provider.ALLOW_REGISTRATION) && service_description.getBoolean(Provider.ALLOW_REGISTRATION);

+        } catch (JSONException e) {

+            return false;

+        }

+    }

+

+    @Override

+    public void onCancel(DialogInterface dialog) {

+        super.onCancel(dialog);

+        SharedPreferences.Editor editor = getActivity().getSharedPreferences(Dashboard.SHARED_PREFERENCES, Activity.MODE_PRIVATE).edit();

+        editor.remove(Provider.KEY).remove(Constants.ALLOWED_ANON).remove(Constants.KEY).commit();

+        interface_with_configuration_wizard.showAllProviders();

+    }

+

+    public static DialogFragment newInstance() {

+        ProviderDetailFragment provider_detail_fragment = new ProviderDetailFragment();

+        return provider_detail_fragment;

+    }

+

     @Override

     public void onAttach(Activity activity) {

         super.onAttach(activity);

         try {

-        	interface_with_configuration_wizard = (ProviderDetailFragmentInterface) activity;

+            interface_with_configuration_wizard = (ProviderDetailFragmentInterface) activity;

         } catch (ClassCastException e) {

             throw new ClassCastException(activity.toString()

                     + " must implement LogInDialogListener");

         }

     }

-	

-	public interface ProviderDetailFragmentInterface {

-		public void login();

-		public void use_anonymously();

-		public void showAllProviders();

-	}

-	

-	ProviderDetailFragmentInterface interface_with_configuration_wizard;

+

+    public interface ProviderDetailFragmentInterface {

+        public void login();

+

+        public void use_anonymously();

+

+        public void showAllProviders();

+    }

+

+    ProviderDetailFragmentInterface interface_with_configuration_wizard;

 }

diff --git a/app/src/release/java/se/leap/bitmaskclient/ProviderListContent.java b/app/src/release/java/se/leap/bitmaskclient/ProviderListContent.java
index a5402fd8..235ae5ab 100644
--- a/app/src/release/java/se/leap/bitmaskclient/ProviderListContent.java
+++ b/app/src/release/java/se/leap/bitmaskclient/ProviderListContent.java
@@ -1,6 +1,6 @@
 /**

  * Copyright (c) 2013 LEAP Encryption Access Project and contributers

- * 

+ *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License, or

@@ -14,72 +14,68 @@
  * You should have received a copy of the GNU General Public License

  * along with this program. If not, see <http://www.gnu.org/licenses/>.

  */

- package se.leap.bitmaskclient;

-

-import java.io.IOException;

-import java.io.InputStream;

-import java.util.ArrayList;

-import java.util.HashMap;

-import java.util.List;

-import java.util.Map;

-import java.net.URL;

-import java.net.MalformedURLException;

+package se.leap.bitmaskclient;

 

-import org.json.JSONException;

-import org.json.JSONObject;

+import java.util.*;

+import java.net.*;

 

 /**

  * Models the provider list shown in the ConfigurationWizard.

- * 

- * @author parmegv

  *

+ * @author parmegv

  */

 public class ProviderListContent {

 

-	public static List<ProviderItem> ITEMS = new ArrayList<ProviderItem>();

+    public static List<ProviderItem> ITEMS = new ArrayList<ProviderItem>();

+

+    public static Map<String, ProviderItem> ITEM_MAP = new HashMap<String, ProviderItem>();

+

+    /**

+     * Adds a new provider item to the end of the items map, and to the items list.

+     *

+     * @param item

+     */

+    public static void addItem(ProviderItem item) {

+        ITEMS.add(item);

+        ITEM_MAP.put(String.valueOf(ITEMS.size()), item);

+    }

+

+    public static void removeItem(ProviderItem item) {

+        ITEMS.remove(item);

+        ITEM_MAP.remove(item);

+    }

+

+    /**

+     * A provider item.

+     */

+    public static class ProviderItem {

+        final public static String CUSTOM = "custom";

+        private String provider_main_url;

+        private String name;

 

-	public static Map<String, ProviderItem> ITEM_MAP = new HashMap<String, ProviderItem>();

+        /**

+         * @param name              of the provider

+         * @param provider_main_url used to download provider.json file of the provider

+         */

+        public ProviderItem(String name, String provider_main_url) {

+            this.name = name;

+            this.provider_main_url = provider_main_url;

+        }

 

-	/**

-	 * Adds a new provider item to the end of the items map, and to the items list.

-	 * @param item

-	 */

-	public static void addItem(ProviderItem item) {

-		ITEMS.add(item);

-		ITEM_MAP.put(String.valueOf(ITEMS.size()), item);

-	}

-	public static void removeItem(ProviderItem item) {

-		ITEMS.remove(item);

-		ITEM_MAP.remove(item);

-	}

+        public String name() {

+            return name;

+        }

 

-	/**

-	 * A provider item.

-	 */
-	public static class ProviderItem {

-		final public static String CUSTOM = "custom";

-		private String provider_main_url;

-		private String name;
+        public String providerMainUrl() {

+            return provider_main_url;

+        }

 

-		/**

-		 * @param name of the provider

-		 * @param provider_main_url used to download provider.json file of the provider

-		 */
-		public ProviderItem(String name, String provider_main_url) {

-			this.name = name;

-			this.provider_main_url = provider_main_url;
-		}

-		

-		public String name() { return name; }

-		

-		public String providerMainUrl() { return provider_main_url; }

-		

-		public String domain() {

-			try {

-				return new URL(provider_main_url).getHost();

-			} catch (MalformedURLException e) {

-				return provider_main_url.replaceFirst("http[s]?://", "").replaceFirst("/.*", "");

-			}

-		}

-	}

+        public String domain() {

+            try {

+                return new URL(provider_main_url).getHost();

+            } catch (MalformedURLException e) {

+                return provider_main_url.replaceFirst("http[s]?://", "").replaceFirst("/.*", "");

+            }

+        }

+    }

 }