You've probably noticed a square barcode pasted to a graffitied light pole or on the back of a business card. That pixelated code, shaped in a square, is called a QR ...

What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

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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 ...

We often find ourselves in a situation where we have to share the credentials of our Wi-Fi network with other people. Generally, the owner of the Wi-Fi router has to give out the password, which ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...

You’re trying out a new restaurant and are told to scan a QR code on the table to access the menu. Could you tell if the code is a fake? Although you can try to avoid QR codes altogether, there are ...