EXIT Anti Cheat (C++)
(No GitHub Link, Close-sourced.)

EXIT Anti Cheat is a C++ program that disables all of the shortcut keys (e.g. Alt + F4, Win + D, etc.). The window of the cmd can't be closed unless correct password is typed.
Features:
- Disables all of the shortcut keys in Windows
 - Disables Windows Taskbar
 - Disables close button of the console window
 - Disables physical power button of the computer
 - Highly optimized code
 
