You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap ...

Bar codes store information along one axis, horizontally. QR codes store information in both vertical and horizontal axes, which allows them to hold significantly more data. That extra amount of ...

QR codes are a close cousin of the bar codes on product packaging that cashiers scan with infrared scanners to let the checkout computer know what products are being purchased.

• Due to the complexity of what appears to be a simple QR code, criminals are able to embed the code with links to viruses ...

QR code scams in the news Recently, QR code scams have been making news. As reported by Bleeping Computer, scammers stole $20,000 from a woman in Singapore after she scanned a QR code purporting ...

Scanning a QR code without your phone requires a little help from Google or a webcam.

QR codes are a close cousin of the bar codes on product packaging that cashiers scan with infrared scanners to let the checkout computer know what products are being purchased.

Here’s what happens when you scan one of those ubiquitous two-dimensional black-and-white patterns.