GrekSoft Advanced Screen Lock

GrekSoft Advanced Screen Lock is a small and handy application that allows users to lock their PC Screen with extra security measures. Here are some key features of "GrekSoft Advanced Screen Locker": ?? Password/Secondary Password ?? Security Answer/Question ?? Alt F4 Disabled ?? Task Manager Disabled ?? Always Focused/Top Most ?? Full Screen Lock PaGE ?? Alt Tab Disabled ?? Shut Down blocked