One of the most difficult challenges in payment card fraud detection is extreme class imbalance. Fraudulent transactions ...

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 ...

Do people really want to scan that little black-and-white pattern better known as a QR code? Mike Wehrs, CEO of QR code marketing tech company Scanbuy, doesn’t give any ground, saying QR codes are ...

Tanya Candia is an international management expert, specializing for more than 25 years in information security strategy and communication for public- and private-sector organizations. The use of QR ...

QR codes are ubiquitous and incredibly useful for quickly sharing small amounts of information. Although QR (short for Quick Response) codes were originally invented at a Toyota subsidiary company in ...

Kristen Hawley writes about the restaurant business from San Francisco. She's the founder of Expedite, a weekly restaurant technology newsletter highlighting news and big ideas about the future of the ...

If you're not using them now, you may be soon. Here's why -- and how to scan them in both Android and iOS. Rick Broida is the author of numerous books and thousands of reviews, features and blog posts ...

QR code, short for Quick Response Code, is a kind of matrix barcode that includes information about a product or service. You can find it being used for advertising purposes, where brands put up ...