QR codes are used in two-factor authentication, baggage tagging, navigation at major events, and much more. For example, qr code for whatsapp has a number of functions that make it easier to perform various actions in the messenger. Security of QR codesA static QR code is quite safe for its creator. Don’t scan dubious QR codes or codes of unknown origin. By the way, one of the villainous tricks is to carefully stick your QR code on top of the original one;after scanning the QR code, have a look at the hyperlink that the scanner app shows.

Source: Economic Times May 23, 2023 11:33 UTC