1st Security Administrator - Version 13.91 Protect PC, restrict access to Windows applications and password-protect boot with 1st Security Administrator. This is the best password-protected security utility to apply access restrictions to PC, and to protect your privacy stopping others from tampering with your desktop. Deny access to Control Panel and its applets, disable interruption boot keys securing boot, context menus, DOS, Registry editing, Internet and Network access. Hide desktop icons, individual drives, Start Menu items, taskbar, task manager, tray icons. Apply password protection to Windows and restrict users to running applications. Control Internet Usage, spy on PC users. Security restrictions can be applied universally or to specific PC users. 1st Security Administrator is very simple and easy-to-use as well as very functional and useful.