Paper Title
Fastener Lock

Abstract
This paper report describes the development of an Internet of Things (IoT) application based upon Digitizing a smart door lock for making it connected to the internet and to provide secure access only to the authenticated person. The project's objective is to build an application for "optimized locking and unlocking a device using mega controller" IoT Lock Protection System, which will help a lot of people. in decreasing a work by managing some technologies. It uses a wireless device to send a signal to the door from a cell phone. This lets the user unlock a door from inside or outside a house with a Wi-Fi range if the user is outside the house this lets the user communicate with the person standing outside the door with the help of a camera and speaker located on the door. Keywords - Smart lock, Internet of Things, Technologies, Secure Access, Authenticated Person.