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.

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.

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 ...