The system is designed to allow or restrict access based on a pre-programmed password. It should also be able to lock the door automatically. In this project, we used an Arduino and a keypad ... by ...

This project is a password-based door lock system implemented using Arduino Uno ... to provide a simple and secure method of access control using Arduino microcontroller and basic electronic ...

This is a simple password based door locking system circuit designed using 8051 microcontroller ... Password based door lock circuit design uses five major components – a Microcontroller, a Relay, a ...

This Arduino ... a password-protected door lock system using a digital keypad and Arduino. It provides a step-by-step guide to setting up the hardware and programming the Arduino to control a servo ...

Off all the solutions the low-cost one is to use a password or pin-based system ... lock RFID Door lock system using Arduino Before building our password door locking project, first, we need to ...

In this project, we are going to make an OTP-based smart wireless locking system as you can see in (Fig. 1). This smart lock can generate a new password every time you unlock it, which further ...

In this study, we look at how to use Wi-Fi connection and OTP built into cellphones to supplement existing door lock system issues. This system uses OTP (One-Time-Password) authentication and an ...

Here is the circuit diagram of Electronic code lock system using 8051 microcontroller. It is very useful at residential places to ensure better safety. This system demonstrates a circuit named ...