I thought that this would be an interesting topic to discuss; additional 'secret keys' in windows that allow alteration of the assumed encryption characteristics thus opening the users machine to security compromise including 'back door' access: http://en.wikipedia.org/wiki/NSAKEY It is also interesting to note (for further research) that upon a cursory search for information on how to replace the key I came up virtually 'dry' and when looking at the wikipedia article under "References" I noticed the following comment after one of the references about how to change the key: References The Culp-Campbell correspondence [*]Analysis by Bruce Schneier [*]The reverse-engineered keys [*] [*]Microsoft, the NSA, and You (does have key change how-to) (Internet Archive / Wayback Machine) Retrieved from "http://en.wikipedia.org/wiki/NSAKEY" _____________ http://web.archive.org/web/20000816181539/www.cryptonym.com/hottopics/msft-nsa/msft-nsa.html .