Smart Home Security System

Now Technology has spread in every field of our lives. In present era, Everybody is having some kind of connectivity with technology whether in form of mobile, laptop or others. Here we are going to discuss the use of technology in field of home security. In this system, we are using ARDUINO UNO microcontroller board. This system is based on door lock security with the help of 2 high level security passwords and simultaneously the system would be connected with owner’s mobile phone through GSM Module So that the owner could open the door from remote location also. When any authorized would try to open the door, he would have to enter 2 passwords when asked to do so. If he enters right passwords then the door will get open. But in case, he enters any of the two or both passwords wrong then the system would get alert and send a message to the owner to ask him whether it is he or not and work accordingly. This system will be guard to Homes, Shops, Banks and institutions etc.