Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

Position markers, also known as finder patterns, are the large squares located at three corners of the QR Code. These markers help scanners detect the QR Code and determine its orientation. They are ...

They are everywhere! Those little black and white boxes with dots and squares: QR codes (Quick Response Codes). They show up in the mail, in email messages, in print, and on bulletin boards. Companies ...

On the front, Brian Punger’s business card looks like any other. But on the back is a large quick response or QR code that says “Scan me.” People who do just that will upload his contact information ...

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Criminals are creating fake QR codes to scam unsuspecting people. Here's how to stay safe. As a way to reduce contact during the pandemic, businesses put QR codes to good use, enabling people to ...

Security researchers from Barracuda report new tricks using QR codes. The attacks come via email and bypass many of the security scans commonly used in large companies. If the end user then also reads ...

Now that Google is using the two-dimensional bar codes as part of its local businesses listings program, it's all the more reason for an app to help read them. CNET contributor Don Reisinger is a ...