For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each other in a bid to create the smallest QR code that can be reliably read.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using ...

Trust determines the scan: 53% of users won’t scan QR codes from sources they don’t recognize, making where and how you place your code just as important as the code itself. Poor execution is costing ...