-http://www.xussoft.com/xuspclock/index.html- This is a cool paid program to provide a 2nd login verification (kinda like screensaver but better) on top of your existing Windows login.
just activate Secure logon in w7 ,Requires users to press Ctrl+Alt+Delete , no need for a paid program to add extra bulk ontop lols , or is this something even better ?, and who says it dont have a backdoor ? not to mention it not being opensource , hmmmm