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. At the moment when computer is locked up all hot keys and the mouse are switched off and the locking screen is showed. The transparent locking is also possible, during which the current screen stays unchanged. The computer locking can be initiated by different ways, such as pressing the special hot key or double-clicking the program icon. Also it's possible to lock up the computer at Windows startup or when the program is launched. The program also maintains the hidden mode in which the fact that the program has been launched is concealed. The unique technology of key spy protection makes password capturing absolutely impossible at the time when the password is entered.