Download Freeware > Utilities > Access Control

Security program requests username and password or simple password upon boot-up and locks desktop by one mouse click. It can't be bypassed on Windows 95/98/ME. All unwanted people are kept out to your PC. Very flexible use: multi-user support(up to 450 users), password encryption, integration with your favorite screensaver and other pleasant additions including hidden measures that can stop hackers/crackers.

Download Access Denied 3.40

Password Protected LockUp
Password Protected LockUp is an excellent computer security system you can use to restrict access to your computer. It's attractive, secure, and very easy to use.

SmartPoints
Easily manage the time that your children spend on the computer in a fun and educational way. SmartPoints, meant for children of age 5 to 10, allows them to "earn" time points by solving simple arithmetic operations.

Hide Folders
Select folders of your choice to hide. In one mouse click your selected folders became invisible. Free version allows to hide up to 2 folders. Pro version allows to hide and password protect up to 16 folders at the same time.

Aston2 Secure Desktop
Aston2 SD allows you to protect your Windows 2003/XP/Vista/7 PC from vandalism in the systems settings, shell configuration, unduly changed passwords etc. You can also create white list of applications, lock certain disks and much more.

InfoArmor User Security Manager
protect and hide private files / folders. prevent other users from using your private software. prevent other users from using / installing new software. prevent other users from changing system settings. record all users' screen shot silently.