As smartphones have become more and more ubiquitous, so have QR codes. These maze-looking squares are a type of matrix bar code that contains data — usually, QR codes point to a website or open a ...
QUESTION: Is there a way to tell if a QR code is safe? ANSWER: QR (Quick Response) codes are actually two-dimensional barcodes that were initially developed for the automotive industry back in 1994 to ...
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