Abstract: Today, installing a home security system is a critical study in implementing cutting-edge technology to attain this purpose. One of the most useful technologies to allow remote monitoring of ...

A simple Arduino-based RFID door lock system using the MFRC522 module, EEPROM for card storage, and relay for lock control. Includes RGB LED status indication and pairing mode for card registration.

[Rob Hemsley] sent in an update to an RFID-based door lock. Previously, if you wanted to enter the MIT media lab, a RFID-enabled card was required to get in. Now ...