FileHide Freeware. Show/Hide your files. Version 1.2 has a few bug fixes, some added features and general code cleanup. It is a freeware. Check http:
Hack Proof Password Manager A solution to securely store and quikly access passwords, PINs, credit card numbers, accounts and all other personal data
Fileprotect for k750/w800 A small but very useful program that allows you to encrypt any file from the phone memory or the memory card!
File Locker Locker Locker is used to protect your private applications. It would let prier not be aware of any protection. When launching a protected application, it will throw a fake crash error to stop guest user. But owner can clear it through secret ways