EXAMPLE: Secured Log On CTRL+ALT+DELETE screen
NOTE: If you have a tablet connected to your computer with it's drivers installed, then you may see Press CTRL + Alt + Delete or use the Windows Security Button to log on instead.
OPTION ONE
Through Advanced User Accounts
1. Open the Start Menu.
2. In the search line, type netplwiz and press Enter. (See screenshot below)
3. Click on the Advanced tab. (See screenshot below)
4. To Enable Secure Log On
A) Check the Require users to press Ctrl+Alt+Delete box. (See screenshot above)
NOTE: If the setting is grayed out, then see OPTION TWO below.
B) Go to step 6.
5. To Disable Secure Log On
A) Uncheck the Requires users to press Ctrl+Alt+Delete box. (See screenshot below step 3)
NOTE: If the setting is grayed out, then see OPTION TWO below.
6. Click on OK. (See screenshot below step 3)
OPTION TWO
Through Local Security Policy
Note: When this option is set to Disabled or Enabled, it will override and gray out the settings in OPTION ONE above.
When this option is set to it's default Not Defined, then the settings in OPTION ONE above are no longer grayed out and can be set to how you like.
1. Open the Local Security Policy editor. To do so, Run secpol.msc and hit Enter.
2. In the left pane, expand Local Policies, and click on Security Options. (see screenshot below)
3. In the right pane, right click on Interactive Logon: Do not required CTRL+ALT+DEL and click on Properties. (see screenshot above)
4. To Enable Secure Log On
A) Select (dot) Disabled, and click on OK. (see screeshot below)
B) Go to step 6.
5. To Disable Secure Log On
A) Select (dot) Enabled, and click on OK. (see screenshot above)
6. Close the Local Security Policy window.
References:
http://www.sevenforums.com/tutorials/612-secure-logon-press-ctrl-alt-delete-log.html
http://www.thewindowsclub.com/secure-logon-ctrl-alt-del-windows