Freeware Locking Program

In this age of data and information, transferring important documents and files is commonplace, but the potential for unauthorized access and misuse is a constant threat. A review of USB Safeguard Free has also been published.
Download USB Safeguard Free 8.3 (from Locking Software)

0.08 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

Auto Lock is a very useful tiny little free program/app that will enable users to perform actions such as lock, log off, restart or shutdown for their desktop / laptop / tablet PCs when the device has not been used for a certain period of time..
Download Auto Lock 1.5.0 (from Locking Software)

80 KB | For Windows 7, Windows 8 / Vista / XP | Free

Desktop Lock by Stardust is a very handsome and handy utility which can lock you desktop with one click. A review of Stardust Desktop Lock has also been published.
Download Stardust Desktop Lock 5.0.0.283 (from Locking Software)

1.09 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free

Password Booster Screen Lock is a free Windows program that quickly locks your computer whenever you remove your Password Booster or enrolled USB flash drive, and then unlocks your computer whenever you re-insert the same device..
Download Password Booster Screen Lock 1.0.4.5 (from Locking Software)

455 KB | For Windows 7, Windows 8 / Vista / XP | Free

Desktop Patrol is a handy and simple application that allows you to restrict and block access to most of the computer's features including: access to software installation, Windows options, access to external media etc..
Download Desktop Patrol 2.0.1.2 (from Locking Software)

2.9 MB | For Windows 7, Windows 8 / Vista / XP | Free

Most people use to leave their computers unattended..
Download Sumra Soft Lock PC Now 1.0 (from Locking Software)

165 KB | For Windows 7, Windows 8 / Vista / XP | Free