Next you can push out a GPO to the required machines with these
settings:
Open the GPO - go to UserConfiguration - Admin Templated -
Control Panel - Display
1. Screen Saver - enabled
2. Screen Saver Executable Name - use the
%systemroot%\system32\winexit.scr as the path and ofcourse use a
batch file to copy out the winexit.scr to the same folder.
3. Password Protect the Screen Saver
4. Screen Saver Time Out