Cybersecurity experts are warning about scammers using QR codes to take advantage of unsuspecting victims. What is a QR code? Short for "quick response" code, the small barcodes are ubiquitous, ...

Software built into the cameras on iPhones and Android phones make quick work of decoding QR codes. How do you do that on a laptop or desktop computer?

QR codes that were once seen as a convenient shortcut for checking menus or paying bills have increasingly been turned into weapons. Fake delivery texts, counterfeit payment links and malicious codes ...