Quick Response (QR) codes were first created by Japan’s automotive industry in 1994, as a way to share more information than was available using the universal product code (UPC) or bar code used ...

Scanning a QR code will typically bring up a URL that you can then follow, but it’s rarely clear at first glance just how safe that website address is. You’ll find QR codes all over the place now.

QR codes, the square bar codes that can be scanned and read by smartphones, are seemingly used everywhere: to board flights, enter concerts and look at restaurant menus. But scammers trying to ...

Sharat Potharaju is cofounder and CEO of Uniqode, whose vision is to enable digital connection with every physical object and place. QR codes drive 37% click-through rates, while email campaigns ...