From: Brian Candler <B.Candler@...>
Date: 2008-09-03T21:04:52+09:00
Subject: Re: Does Ruby has free DES encrypt lib?

> I think there is a DES cipher in the openssl api. Unfornutately, this
> is not well documented.
> 
> Check openssl ruby-stdlib documentation.

which you can find at
http://technorama.net/~oss/ruby/openssl/doc/

If you google around you should be able to find some reasonable examples.
Look at the code towards the end of this post:
http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/245284

Regards,

Brian.