Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

Just how small can a QR code be? Small enough that it can only be recognized with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...

QR codes skyrocketed in popularity during the touch-free days of the COVID-19 pandemic, and now they’re everywhere. From menus to forms and posters– who doesn’t like these scannable shortcuts to ...

It’s a simple thing we encounter many times every single week – often while in a hurry. You pull up at a parking spot, scan a QR code and pay within seconds. Or you sit down at a cafe, scan a code to ...

Google is testing QR code-based reCAPTCHA checks on mobile phones. The proposed shift has raised questions about privacy, ...

A recent kind of package scam encourages you to download your own malware via QR code. Here's what to watch out for.