1Lock 

Encrypt files for burning on a CD, or for download, or add a serial number to your own setup program. Strong encryption. 1Lock operates in 3 modes: Encrypted CD, single self-extracting setup, and as a front-end for your own setup program.
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CheckQuota 

CheckQuota is the professional monitor program for directories. If a directory exceeds a specified limit CheckQuota sends an mail alert and can lock the write access for specified users or groups.
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Locked! 

Locks your computer. Entries from the keyboard and mouse are blocked. Resetting or powering off the computer will not unlock it. Includes Boot Lock, StartUp Lock, Power Lock, Admin Mode, Idle Activate, Preset Activate, automatic Shutdown and more.
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MicroLocked 

Small, easy to setup, security program that locks your computer while leaving the display visible. Once locked your system can not be accessed until the unlock password is entered.
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Program Lock Pro 

Lock and unlock any program on your pc, including the control panel, IE, Outlook, AOL, AIM, and more.
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Computer Lock Up 

Computer Lock Up utility enables to lock computer access quickly as well as efficiently by means of password protection at the time the user is absent. The program maintains standard and transparent modes of computer locking.
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