Took me 5 seconds on Google. Why you couldn't find it is an enigma?
http://securitygarden.blogspot.com/2007/04/enigma-software-mystery.html
I personally don't care how it's classified, I wouldn't recommend anything produced or even known to be somehow related with this organization to anyone.
This is personal opinion and is not an official statement from anyone at Safer-Networking or the forums. I only speak for myself and help others here in the forums, I don't work for the organization itself.
If you can't learn from history you will end up repeating the past.
Bitman