Lock My PC

Lock My PC screenshots

Lock My PC prevents other users from checking documents within your PC
Advanced options
Lock My PC 4.8 : Advanced options

Alternative downloads

Easy File Locker
Easy File Locker protects your privacy by locking selected files and folders.
Lock Folder XP
Helps you password-protect or hide important documents.
GiliSoft USB Lock
It allows you to lock your PC's USB ports among other security functions.