Mosaics of black-and-white squares that look like tiny crossword puzzles are cropping up everywhere, from bus stop ads and cereal boxes to stickers on bananas, and they're changing the way people get ...

Bar codes are making a comeback. Well sort of. They're not your traditional bar code. I had an opportunity to speak with execs at a Long Beach, Calif.-based advertising agency attempting to cozy-up to ...

QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...

Matrix “Your Mobile is Your Identity” technology offers QR code based identification for users. It marks their attendance and opens doors when a user scans the QR code on their mobile phone camera in ...

This project demonstrates a time-based one-time password (TOTP) authentication system with a fun "Matrix" style interface. Users scan a dynamically generated QR code with Google Authenticator and ...