Chang,

You can read the full text of the Microsoft KB article. It will prevent Ctrl-Alt-Del from shutting down a Win95 or Win98 machine.

> I try to use the code you give me in my customer application to lock the Ctrl_Alt_Del function key, but i scare that it will easy to crack by the user.
>Did u know the code is scure to use ? Actually i use to prevent the user shotdown my application which can use the Ctrl_Alt_Del key.
>Any comment ?