Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Quick Response (QR) codes were popular before the COVID-19 pandemic ...

QR codes are convenient but experts warn they can hide costly scams. What steps should you take before you scan? Tips on how to keep yourself secure. Could a QR code put your privacy at risk? You see ...

Union minister Ashwini Vaishnaw on Tuesday launched the highly anticipated Aadhaar app in a move to make Aadhaar more accessible and secure. Aadhaar verification becomes as simple as making a UPI ...