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 ...

QR code, short for Quick Response Code, is a kind of matrix barcode that includes information about a product or service. You can find it being used for advertising purposes, where brands put up ...

A QR code is a machine-readable matrix barcode and it stands for “quick response” code. You can use the camera app on any phone to scan a QR code. After being scanned, the QR code will send the user ...

What to watch out for, and how to protect yourself from malicious versions of these mobile shortcuts. If it seems like QR codes have popped up everywhere these days, you’re right. Ever since they were ...

According to NordVPN, 73% of Americans report scanning QR codes without verifying their source, with 26 million having ...

Whether you’re ordering drinks to your table in a pub or want to pay for car parking, QR codes make life simple.A quick scan ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...