*Folder Lock is one of the best and fastest file-security program that can password-protect, lock, hide and encrypt thousands of files, folders, drives, pictures and documents in seconds.
*Protected files are hidden, undeletable, inaccessible and highly secure. It hides files from kids, friends and co-workers, safeguards them from viruses, trojans, worms and spyware, and even protects them from networked PCs, cable users and hackers.
*Files can also be protected on USB Flash Drives, Memory Sticks, CD-RW, floppies and notebooks.
*Protection works even if files are taken from one PC to another on a removable disk, without the need to install any software. It locks files in Windows, DOS and even Safe Modes.
* It locks files in Windows, DOS and even Safe Modes. Additional Options include Stealth Mode, Hacker Attempt Monitoring, Shred files, AutoLock, Auto Shutdown PC, Lock your PC, Erase PC tracks, 256-bit Blowfish Encryption and Context Menu in Explorer.
In short, it is the best security software which provides all round protection
You can download it from any site..
and if asks for keys..follow the link