System Gate Block Programs Instantly - Version 3.1 Blocks programs you don't want to run on your or your child's computer (block games, block chat messengers, internet, or any other unwanted program installed on a PC).Unlike Task Manager, shows additional information about running programs.System Gate - Password protected.Can be unloaded only by the person who knows the password.Vista 64 bit compatible. Protects your PC even in Windows Safe Mode.