A Chinese subway system’s attempt to spread some Lunar New Year cheer backfired over the weekend, as panicked passengers mistook seasonal red QR codes for positive Covid tests. Chinese social media ...

QR codes are everywhere these days – on restaurant menus, parking meters, and even holiday shopping deals, but cybersecurity ...

These days, it's easy for anyone to take out their phones and scan a QR Code to see a food menu or to pay a bill. But QR Codes can also make it easy for scammers to access your personal information.

Nowadays, you can find QR (quick-response) codes on everything. These odd-looking, black-and-white, pixelated designs were originally used by the automotive industry, but today they are most often ...