With cases of QR code fraud starting to pop up and some officials warning consumers to take pause, you may be wondering if it ...

A QR (Quick Response) code is a kind of matrix code that possesses the ability to hold information about a product or service. It consists of three square structures in its corners and can include ...

Not all codes work with all apps. The Universal Product Code (UPC) is standardized by an international non-profit. You'll find it on most everything you buy. QR codes are more and more common each day ...

Barcodes use a one-dimensional code, but two-dimensional data-capture technologies, including radio frequency identification (RFID) tags, data matrix codes favored by healthcare, and increasingly ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR) st… ...

QR codes are used just about everywhere now, for checking into venues, ordering food, or just plain old advertising. But what about data storage? It’s hardly efficient, but if you want to sto… ...

You probably noticed that QR codes made a big comeback during the last two years because people had a desire for touchless menus and transactions. In fact, from 2018-2020, QR code usage grew by 96%.