class Cript::Simple
Cript::Simple
is a simple ruby wrapper around RSA SSH keys and a blowfish cipher. It allows you to easily encrypt and decrypt strings.
Public Instance Methods
decrypt(message)
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# File lib/cript/simple.rb, line 21 def decrypt(message) encrypted_key, iv, encrypted_message = Marshal.load(Base64::decode64(message)) key = @private_key.private_decrypt(encrypted_key) cipher = OpenSSL::Cipher::Cipher.new('bf-cbc').decrypt cipher.key = key cipher.iv = iv cipher.update(encrypted_message) + cipher.final end
encrypt(message)
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# File lib/cript/simple.rb, line 12 def encrypt(message) cipher = OpenSSL::Cipher::Cipher.new('bf-cbc').encrypt key = cipher.random_key iv = cipher.random_iv encrypted_message = cipher.update(message) + cipher.final encrypted_key = @public_key.public_encrypt(key) Base64::encode64(Marshal.dump([encrypted_key,iv,encrypted_message])) end