Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that can be printed and later scanned by a smartphone or other device, ...

CHICAGO — Are they black-and-white bathroom tiles? Newfangled bar codes? Postage stamps honoring artist M.C. Escher? Thanks to increasingly prevalent smartphones, many marketers and organizations are ...

QR code scan with stop symbol on it. With great convenience comes great responsibility. QR codes have opened up a whole new world of ease for consumers and businesses. But as with any new tech, ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. The simple answer, and the one most often provided in online ...

QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, phone numbers, or even coupons. QR codes are found everywhere from ...