Short description of Active System Locker 3.2: System Locker is a handy utility that allows you to protect your personal computer from unauthorized access. You can use System Locker to restrict access to your PC. It is attractive, secure, and very easy to use. It starts automatically with Windows and optionally locks your desktop upon loading. It hides your desktop on system lock and provides an informative message to other users. You can set start/stop times for users to limit their access.