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 ...

A study by the University of Barcelona and the Universitat Oberta de Catalunya presents a mathematical solution to make it easier to read these two-dimensional codes on deformed surfaces, such as ...

Scan QR codes faster with these tips. Image: D. Griffin Jones/Cult of Mac You can scan a QR code directly from your iPhone — you don’t need to download a third ...

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 ...

QR codes are designed with alignment and scaling features, not to mention checksums and significant redundancy. They have to be, because you’re taking photos of them with your potato-camera while ...

QR codes containing all the information of the dairy and a unique alphanumeric identification code are placed by law on every wheel of Parmigiano-Reggiano cheese (Photo by David Silverman/Getty Images ...

Speed is essential to a well-managed recall. The faster consumers are alerted and understand what to do, the faster contaminated products can be identified, returned, or discarded. That’s why QR codes ...

A newly-discovered malicious package with layers of obfuscation is disguised as a utility library, with malware essentially hiding in plain sight in embedded QR codes. QR codes are ubiquitous these ...

You’ve probably been there. You walk up to a parking meter and just want to pay for it and move on with your day. But unlike the old-school method of just dropping some quarters into the machine, ...

The Wi-Fi QR code sharing menu in Android 16 Developer Preview 1 has received a lick of paint and now has new visuals when connecting other devices. Ordinarily, when you share a network with another ...