I just received my RC522 RFID reader and made this simple Arduino access control system that uses the reader, a buzzer for the alarm and a relay shield for the security system. The relay can be used ...

If you’re the kind of person who has friends, and/or leaves the confines of the basement from time to time, we hear that these “Escape Rooms” are all the rage. Basically you get locked into a room ...

An IoT-enabled smart attendance system built using RFID technology, the ESP32 microcontroller, and a LAMP stack. This system not only tracks attendance but also controls access through a solenoid lock ...