diff options
| author | Azul <azul@riseup.net> | 2012-10-04 10:32:39 +0200 |
|---|---|---|
| committer | Azul <azul@riseup.net> | 2012-10-04 10:32:39 +0200 |
| commit | c73f7c1b4c1270d4d0ca47650a12893a6d13e796 (patch) | |
| tree | 91f3ff3bfddc1abb62c3628833faf0f64d0c55e8 /lib/srp/authentication.rb | |
| parent | b889ef34d4fff0d156901ae2aebfcee02339ce77 (diff) | |
simplifying modpow to default to BIG_PRIME_N
Diffstat (limited to 'lib/srp/authentication.rb')
| -rw-r--r-- | lib/srp/authentication.rb | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/srp/authentication.rb b/lib/srp/authentication.rb index 0fd275c..3428fd4 100644 --- a/lib/srp/authentication.rb +++ b/lib/srp/authentication.rb @@ -13,7 +13,7 @@ module SRP @aa = aa @b = bigrand(32).hex # B = g^b + k v (mod N) - @bb = (modpow(GENERATOR, @b, BIG_PRIME_N) + multiplier * verifier) % BIG_PRIME_N + @bb = (modpow(GENERATOR, @b) + multiplier * verifier) % BIG_PRIME_N end def u @@ -23,8 +23,8 @@ module SRP # do not cache this - it's secret and someone might store the # session in a CookieStore def secret(verifier) - base = (modpow(verifier, u, BIG_PRIME_N) * aa) % BIG_PRIME_N - modpow(base, @b, BIG_PRIME_N) + base = (modpow(verifier, u) * aa) % BIG_PRIME_N + modpow(base, @b) end def m1(verifier) |