Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You can ...

Overview: The Python QRCode library is witnessing growing adoption as developers seek simple ways to generate QR codes in ...

QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...

QR codes are those funky two-dimensional bar code or matrix codes (pictured) that are starting to crop up on products, posters and places all over the physical world. These little bar codes are easily ...

If you have the habit of indiscriminately scanning QR codes, you’d better be careful when you take your phone and scan a random QR code that you get in your email. Cybersecurity experts have cautioned ...

Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device.

Matrix codes are like bar codes on steroids. To the naked eye, they look deceptively like a series of dots in a rectangular pattern. They’re being used by Japanese companies to identify buildings, by ...

QR codes are everywhere, from restaurant menus to event tickets and marketing campaigns. But the software used to create them is far from equal. The market is divided between simple free tools, ...