This project implements an RFID-based attendance system using NodeMCU ESP8266, MFRC522 RFID module, and a 5V buzzer. The system allows users to tap RFID cards to record attendance, which is then sent ...

[Matheus Garbelini] just came out with three (3!) different WiFi attacks on the popular ESP32/8266 family of chips. He notified Espressif first (thanks!) and they’ve patched around most of the ...

An IoT vending machine project that integrates NodeMCU ESP8266 with a Laravel backend, using RFID, servo, and LCD components. The system processes transactions by validating RFID cards registered in ...

Abstract: The fast change and growth in technology has gradually met the modern man’s need to be able to easily control many aspects of his life. Such aspects include controlling one’s home remotely ...