The cards claim to offer a free product that you can claim by scanning a QR code - a 2D barcode image made up of black and ...

QR code scan with stop symbol on it. With great convenience comes great responsibility. QR codes have opened up a whole new world of ease for consumers and businesses. But as with any new tech, ...

QR codes were once a quirky novelty that prompted a fun scan with the phone. Early on, you might have seen a QR code on a museum exhibit and scanned it to learn more about the eating habits of the ...