Here's a free one at Cnet that seems to have good reviews. My friend is a retired chief of police - he turned the hard drive over to the state police. It turned out they were able to track the IP of the hacker to Russia. I haven't seen him lately to find out what if anything was done.
http://m.download.cnet.com/KeyScrambler-Personal/3000-2144_4-10571274.html
http://m.download.cnet.com/KeyScrambler-Personal/3000-2144_4-10571274.html

that's quite a collection of juice you have up for trade Shari 