ruby-otp
by Guillaume Pierronnet
DESCRIPTION:
ruby-otp is a One Time Password library, compatible with OPIE and S/KEY, and RFC 1760 compliant.
FEATURES/PROBLEMS:
pure ruby
RFC 1760 compliant
OPIE and S/KEY compatible
SYNOPSIS:
seq_num = 497 seed = "aa3423" otp = OTP.new(seq_num, seed, "my really private password", "md5") expected_sentence = otp.to_s.downcase puts "please enter the sentence from your OTP calculator seq_num: #{seq_num}, seed: #{seed}" sentence = gets.chop if expected_sentence == sentence.downcase puts "access granted" else puts "you're not authorized" end
TODO
RFC 2289 support
REQUIREMENTS:
openssl for OpenSSL::Digest::MD4
INSTALL:
sudo gem install ruby-otp
LICENSE:
GPL