QR code, short for Quick Response code, is a machine-readable code comprising an array ... As a result, QR codes can hold ...

QR, which stands for 'quick response', codes are machine-readable codes made up of black and white squares that store URLs, payment options and other online services accessed by a smartphone camera.

When bad actors access sensitive data, they can overtake devices or impersonate users, furthering the scam by conning people in the victim’s networks. QR codes are accessible, but the general ...