QR codes are practical and easy to use. Aim the phone's camera, click, and straight to a website you go. But experts warn they also have a dark side.

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.

It's generally best to avoid scanning a QR code of unknown origin, and caution is becoming more important as threats proliferate. Anybody can make a QR code in a matter of seconds using free online ...

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I don’t scan QR codes, and neither should you, especially if you care about cybersecurity. A QR code is a two-dimensional barcode that is readable by a smartphone with a camera or a mobile device with ...

Half of all people who buy products online first go to a bricks-and-mortar store to do their research, according to a recent ClickIQ survey of 900 shoppers. Known as “showrooming,” this habit is ...

Security researchers at Barracuda Networks have discovered two novel QR code phishing (quishing) techniques involving splitting malicious QR codes into two parts or embedding them into legitimate ones ...

Without an easy interface for clicking through to purchase, audio and video ads have, until recently, been best suited to upper-funnel brand-awareness campaigns rather than direct response. But now, ...