Author(s): Effa, Tibebu Derecha, Xuewen Ding, Tirunh, Embiale Merkebu
Published in: International Journal of Engineering Research & Technology
License: This work is licensed under a Creative Commons Attribution 4.0 International License.
Volume/Issue: Vol.2 - Issue 4 (April - 2013)
Security is an essential issue for individuals, companies and for a country. Security includes those performed by human patrol, surveillance camera, password locks etc. Those systems which require high attention and confidentiality like money boxes, VIP person doors, dangerous and military compounds etc. requires a password security system in order to activate the system. The system will open the door when the right password is entered and an SMS text will be sent for the person who is responsible for the room. The password door security system is designed for all doors/gates to open the system only when the right person enters the right password using the keypads. The system is done using microcontroller technology as the heart of the system and GSM modem as a notifying device. The microcontroller will wait for the individual till he/she enters the password to activate the electromagnetic relay of the door which locks and unlocks the door. The GSM modem then sends the SMS notify someone who is responsible for the door or asset.
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