The sign on the post at the pizza joint in Detroit had just one word on it, "Dog," and a QR code. My first reaction − and unfortunately this is how it goes when you write a little too much about fraud ...
QR codes are not harmless.
PHILADELPHIA -- QR codes are everywhere, but that doesn't mean all of them are safe to use. It's estimated that this year alone, about 98 million Americans will scan a QR code with their phone. But ...
QR codes have quietly become the remote control for everyday life, from restaurant menus to parking meters to office sign-ins ...