In this project, we used an Arduino and a keypad to create a password-based security system. Thefts are becoming more common by the day, therefore security is becoming a serious worry. As a result, a ...

Smart Lock System Using Arduino and NodeMCU with BLYNK In this project, we have made the Smart Lock System Using Arduino , Keypad & NodeMCU. As thefts are increasing day by day security is becoming a ...

This smart lock can generate a new password every time you unlock it, which further enhances your security level. This DIY device is much safer than the traditional key-based system and electronic ...

In the next section, we will see the circuit diagram for the Arduino-based RFID Door Lock System. RFID Door Lock System using Arduino Circuit Diagram The below RFID Door Lock System circuit diagram ...

Making Wireless Biometric Lock. Next, follow the steps given in pic to prepare the lock for the biometric locking system. Step 1. Get any broken lock from the market or from any hardware shop. Step 2.

Power up your ‘Bluetooth controlled Digital Lock system circuit ... Here four digit Password is entered by user through Android Smart Phone using Bluetooth Terminal App and sent to the Arduino via ...