perfect lock

PDF Prime lets you merge, split, lock, and unlock multiple PDF files easily.

Scheduled StandBy/Hibernate/WakeUp/Lock/LogOff/Restart/PowerOff/Disconnect.

PC Locker Pro is a Freeware that lock and protect your computer when you leave.

"Drive Locker XP Pro" is the Pro version of "Drive Lock XP"

Drive locker is very useful software for lock your drive.

lets you lock your files and folders with your personal password

Start Screen Saver,Lock Computer,Launch ScreenSaver,Start Screen Saver Manually

Mutes speakers when you lock your PC or based on a schedule given

Software Lock & Copy protection For Software Developers

Security tool that lets you lock your files and folders