Sistem Keamanan Dua Langkah Verifikasi pada Safe Deposit Box Menggunakan RFID dan Keypad
The security of valuable items and important documents requires an access control mechanism that can reduce the risk of unauthorized entry. This study aims to design and implement a two-step verification security system for a Safe Deposit Box (SDB) using a 4×4 keypad and RFID RC522. An Arduino Nano is used as the main...