Privacy and QR Codes: What Users and Businesses Should Know
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QR codes are everywhere. We scan them to read menus, pay for parking, download apps, join Wi-Fi networks, and check in at events. This rapid adoption is driven by convenience: it is much easier to point a phone camera at a patterned square than to manually type a long, complex web address.
However, as QR codes have become central to daily interactions, a critical question has emerged: Do QR codes track you, and what happens to your privacy when you scan one?
The short answer is that a QR code is just a visual container for data. By itself, a printed pattern has no active tracking scripts or data logging. But the way the QR code is generated, the routing it uses to reach its destination, and the content of the target website can have significant privacy implications for both consumers and businesses.