This project presents the design and implementation of a secure and user-friendly RFID and keypad-based door lock system using Arduino The system integrates two authentication methods: RFID (Radio ...

A biometric door lock system using Arduino Nano, a solenoid-based lock, and smartphone fingerprint authentication over Bluetooth. This project implements a fingerprint‑based door locking mechanism ...

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 ...