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.

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 ...

Criminals are creating fake QR codes to scam unsuspecting people. Here's how to stay safe. As a way to reduce contact during the pandemic, businesses put QR codes to good use, enabling people to ...