QR codes–square, dot-matrix variants of the venerable UPC–are becoming an increasingly popular way to share information such as URLs, contact details, GPS coordinates, and calendar events. The idea is ...

QR codes are everywhere, tantalizing us with hidden information. Of course, a few of them are portals to malware or other uncool business, so it's not a good idea to just scan them all and hope for ...

When Apple releases iOS 17 in the fall, anyone who tends to use their iPhone's camera to scan QR codes can expect to find the process a little easier, thanks to a small but significant change coming ...