1.由于非常好的原因，Windows 98之后不存在系统模态"对话框.

2. Ctrl + Alt + Del是一种安全机制，据我所知不能被覆盖.

1. System Modal dialog boxes do not exist after Windows 98, for very good reasons.

2. Ctrl+Alt+Del is a security mechanism and cannot be overridden (as far as I am aware).

也许这会有所帮助， ^ ]

Maybe this will help, Running a Web Site in Kiosk Mode with C#[^]