In a world of contact-free pickup and payments, an old hacker’s trick is getting a new look—phony QR code scams.
QR codes have been around for some time. Dating back to industrial use in the 1990s, QR codes pack high volumes of visual information in a relatively compact space. In that way, a QR code shares many similarities with a barcode, yet a QR code can hold more than 300 times the data of a barcode.
With the rise of the smartphone, QR codes have taken on more consumer applications. Especially in the latter days of the . . .
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