Jim C. Nasby wrote:
I would highly recommend taking a look at how Oracle is handling encryption in the database in 10.2 (or whatever they're calling it). They've done a good job of thinking out how to handle things like managing the keys. I know that Oracle magazine did an article on it recently; you should be able to find that online somewhere.
This link? http://www.oracle.com/technology/oramag/oracle/05-sep/o55security.html