Years after Sam's Club incorporated it, Costco scan-and-go technology is being tested at warehouses around the country.

This project utilizes an Arduino Uno CH340G development board paired with a DHT11 temperature and humidity sensor to create a compact yet capable environmental monitoring system. It measures ambient ...

Abstract: Ensuring content security and copyright protection is a critical concern in wireless communication networks. Furthermore, the emergence of services demanding high-band width and very low ...

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 ...

Officials are warning about a rise in “quishing attacks,” whereby con artists use nefarious QR codes that direct smartphone users to malicious sites that steal personal information. QR codes have ...

Victims receive unexpected packages, often in what appears to be legitimate Amazon packaging, containing items they did not order. The packages typically include the recipient’s correct name and ...