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.

Software built into the cameras on iPhones and Android phones makes quick work of decoding QR codes. How do you do that on a laptop or desktop computer? I have a friend who calls me occasionally to ...

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, ...

Get the latest federal technology news delivered to your inbox. Among the many changes brought about by the pandemic is the widespread use of QR codes, graphical representations of digital data that ...

Scott Ruoti does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...