The popularly of QR codes has risen due to the pandemic, since it enables touchless interactions. But they can be used for tracking and advertising.
But the spread of the codes has also let businesses integrate more tools for tracking, targeting and analytics, raising red flags for privacy experts. That’s because QR codes can store digital information such as when, where and how often a scan occurs. They can also open an app or a website that then tracks people’s personal information or requires them to input it.
Check It Out: The Rise of QR Codes has Privacy Experts Worried