Originally from: https://github.com/titanous/yubikey, with patches from: https://github.com/jimworm/yubikey.
A library to verify, decode, decrypt and parse Yubikey one-time passwords.
key = 'ecde18dbe76fbd0c33330f1c354871db'
otp = 'dteffujehknhfjbrjnlnldnhcujvddbikngjrtgh'
token = Yubikey::OTP.new(otp, key)
p "Device public id: #{token.public_id}" #=> 'dteffuje'
p "Device secret id: #{token.secret_id}" #=> '8792ebfe26cc'
p "Device insertions: #{token.insert_counter}" #=> 19
p "Session activation counter: #{token.session_counter}" #=> 17
p "Session timestamp: #{token.timestamp}" #=> 49712
p "OTP random data: #{token.random_number}" #=> 40904Use your own api_key and api_id, which you can get at yubico.com.
begin
otp = Yubikey::OTP::Verify.new(:api_id => 1234,
:api_key => 'NiSwGZBQ0gTbwXbRGWAf4kM5xXg=',
:otp => 'dteffujehknhfjbrjnlnldnhcujvddbikngjrtgh')
if otp.valid?
p 'valid OTP'
elsif otp.replayed?
p 'replayed OTP'
end
rescue Yubikey::OTP::InvalidOTPError
p 'invalid OTP'
endYubikey is available as a gem, to install it just install the gem:
gem install yubikey
If you're using Bundler, add the gem to Gemfile.
gem 'yubikey'
Then run bundle install.
Written by Jonathan Rudenberg. Copyright (c) 2009 Jonathan Rudenberg
The MIT License. See LICENSE.