There's a worrying new alert that anyone who regularly uses time-saving QR codes must not ignore. It appears cyber crooks are ...

One of the biggest advantages of using a free QR code scanner is that you don’t have to spend money on software to interact ...

As they shop, Costco members will open the app and scan each item's barcode when they put it in their cart. When they're finished, they will be able to pay within the app to get a tamper-proof QR code ...