authentication and auditing are the three major steps used in access control security system. The entire processes deal with the recognition of the original user and processing the information stored in computers to check for the mistakes. Finger key is the most commonly used biometric control system and it is used in case of high or very low flow of traffic. Due to the rapid advancement of technology id scanners are now used in office premises. With the help of these scanners the security personnel can quickly identify a fake id from an original one. The id scanners can easily determine if the bar codes