BrowseOmatic Scrambler - description from Softdepia.com:
Allows you to rename your files to the scrambled BrowseOmatic format for the purposes of: privacy of filenames, so that filenames are not readily apparent and for sharing and searching for files online with other Scrambler users. It also allows you to create scrambled (encrypted) text messages of up to approximately 32,000 characters that can be unscrambled (unencrypted), by another Scrambler user.
BrowseOmatic Scrambler is a "Free to try" program. You can download and try it for an evaluation period.