cipher

# File lib/webrick/cgi.rb, line 296
      def cipher
        return nil unless defined?(OpenSSL)
        if cipher = @env["SSL_CIPHER"]
          ret = [ cipher ]
          ret << @env["SSL_PROTOCOL"]
          ret << @env["SSL_CIPHER_USEKEYSIZE"]
          ret << @env["SSL_CIPHER_ALGKEYSIZE"]
          ret
        end
      end