Read and generate QR codes for products, URLs, vCards, phone numbers, calendar events, and more with this fun and useful app.

The advantages of QR codes are first reflected in their storage capacity. Compared to traditional one-dimensional barcodes, ...

When scanning QR codes, ensure you are connected to a private WiFi network or a trusted mobile data provider. Public Wi-Fi ...

Researchers at the University of Rochester have engineered a new form of QR codes that can protect smartphone users from QR code-based phishing attacks by signaling if users are being ...

After years of declining use in the United States, QR codes have become ubiquitous during the pandemic. But in China, they’ve been consistently popular. Valerie Macon/Agence France-Presse ...