Hiding-Disabling Apps to Prevent User Intervention

Cover the Screen to Keep Users Out
Disable an Apps Close Menu Item
Disable Input on NT
Disable User Input
Hide Desktop and Desktop Icons
Hide My Computer
Hide Taskbar so User Cannot Get to It
Hide the script in the Ctrl-Alt-Del list
Hiding and Unhiding Disk Drives
How to disable the Mouse
How to make a program to run hidden
Removing Minimize and Maximize Menus