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What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...

Scammers have used QR codes to steal personal information by imitating legitimate companies or sending deceptive emails and text messages, the Federal Trade Commission said. By Amanda Holpuch QR codes ...