Project Description A secure door lock system using Arduino Uno, RFID (MFRC522), and a 4x4 Matrix Keypad. Authorized users can unlock the door with either an RFID tag or a PIN code. Features 🔒 Dual ...

The Secure Door Lock System is a microcontroller-based smart security solution that aims to replace traditional key locks with a more intelligent, automated, and secure alternative. Designed using the ...

Biometric door locks offer unrivaled security by reading fingerprints. Because everyone’s fingerprints are unique, only those who are authorized can gain access. There are many different models ...

Minneapolis, MN - Vigilante Personal Protection Systems will begin U.S. shipments in September 2006 of the CFS-200 “do-it-yourself” replacement lock set featuring fingerprint verification. The system ...