Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...

QR codes have become an everyday occurrence for a lot of things we encounter, but multiple federal agencies are urging caution in the wake of a new scam.

QR (Quick Response) codes are everywhere these days. You'll spot them on restaurant menus, business cards, product packages, and even concert tickets. A big reason they've caught on is convenience.

QR codes are growing in popularity as a way to enhance payments, assist with digital onboarding, process loan applications and secure cashless banking. But QR codes also present risk to banks and ...