Changing the Start Up Screen

For added security, you can require users to use Ctrl+Alt+Delete (or Ctrl+Alt+Del) before they can select a user account and enter a password. This prevents other programs, such as spyware or a virus, from getting your user name and password as you enter it without your consent. When you lock your computer or switch users, the security option also requires users to press Ctrl+Alt+Delete.

Increase Logon Security on a Domain Network

Click the Start button, and then click Control Panel.
Double-click the User Accounts

Get Microsoft Windows Vista On Demand now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.