The IRS will never contact you through email or ask you online for your Social Security number to verify your identity.

WSJ: Don't Let Tax Cheaters Target You

So it's hardly a novel concept, but it's only now becoming likely that you'll see it in the real world: Fujitsu announced today that its palm readers will soon be installed in bank kiosks, building lobbies, and other places where you might need to verify your identity at a checkpoint of some sort.

ENGADGET

Train your staff never to give out their passwords over the phone, verify the identity of every building inspector and repairman that crosses the transom and run the trash through a shredder.

FORBES: The trust paradox

Depending on your browser, websites with SSL certificates will have a padlock icon or your address bar will change color and users can click on the padlock icon to verify the identity of the certificate owner.

FORBES: The Grinch Goes Digital: Why Cyber Monday Is Hacker Heaven