QR Codes Are Here to Stay. So Is the Tracking They Allow.


New York Times | July 26, 2021


QR codes — essentially a kind of bar code that allows transactions to be touchless — have emerged as a permanent tech fixture from the coronavirus pandemic. Restaurants have adopted them en masse, retailers including CVS and Foot Locker have added them to checkout registers, and marketers have splashed them all over retail packaging, direct mail, billboards and TV advertisements.

But the spread of the codes has also let businesses integrate more tools for tracking, targeting and analytics, raising red flags for privacy experts. 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. At retail chains, people may soon be confronted by personalized offers and incentives marketed within QR code payment systems.

“People don’t understand that when you use a QR code, it inserts the entire apparatus of online tracking between you and your meal,” said Jay Stanley, a senior policy analyst at the American Civil Liberties Union. “Suddenly your offline activity of sitting down for a meal has become part of the online advertising empire.”


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