Nowadays home security systems utilize highly sophisticated technology, and employ innovative techniques to
understand the psychology of burglars and criminals. Though these home security systems may not be
completely foolproof, they at least help reduce the risk of crime and burglary significantly. Smart Home Security
System is Home security control based on Microcontroller (μC) board. Some security control has been
programmed in μC board and connected and controlled by PC. Devices may be connected through a computer
network to allow control by a personal computer, and may allow remote access from the internet. The securities
involved are Door Security and Room Security. The door security are Locking/unlocking door and protection of
unknown people come in. It protects by Face Recognition Door Access System, Knock Recognition Door
Access System, Combination Number Recognition that used in locking and unlocking door, and laser tripwire.
The security involved in Room Security is Gas/smoke detection, Temperature control, Motion detection, and
video captured. Each notification of the security will be send to owner by Mobile’s Message. The owner allows
controlled by remote Access from internet to Application Management Control in PC server.