Yes, it has a social life.

QR codes are so familiar and widespread, we tend to trust them without question. That’s exactly what scammers rely on.

When you scan a QR code, your device reads the pattern and translates it into information, most often a link. That link then ...

It’s a common ritual: whipping out those calipers or similar measuring devices to measure part of a physical object that ...

Aethyr Research has released post-quantum encrypted IoT edge node firmware for ESP32-S3 targets that boots in 2.1 seconds and ...

QR codes are widely used in entry and exit systems for various events to monitor the number of participants and ensure that only authorized individuals gain access. However, these systems, along with ...

Sri Lanka on Sunday (March 15, 2026) switched to a digital QR code-based system to ration fuel sales, a move authorities described as a “precautionary measure” amid persisting uncertainty in West Asia ...

QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and you can do everything from connect to your hotel room Wi-Fi to pay for that public ...

Researchers at TU Wien and Cerabyte created the world’s smallest QR code, measuring just 1.98 square micrometers. The record has been officially verified by Guinness World Records, making it 37% ...

The Federal Bureau of Investigation has issued a warning about a growing cyber threat that turns everyday QR codes into spying tools. According to the bureau, a North Korean government-sponsored ...

QR codes are everywhere—from restaurant menus and payment links to Wi-Fi credentials and app downloads. If you’re using an Android device, scanning a QR code is quick and easy, and in most cases, you ...

In the modern era, where phone numbers are portable and geography is less tied to a person’s culture, area codes still hold a surprising amount of social weight. While the seven digits following an ...