Biometric Based Exam Gate Authentication System with SMS Alert

Abstract

In today’s world Biometrics authentication plays a vital role in organization, company, colleges and institutions. Security within the examination hall is one of the foremost repetitive issues. To maintain attendance verification is a sophisticated and time-consuming process, this biometric will help in maintaining attendance and security in the examination hall. This advanced authentication system is made for identifying candidates and granting access to them. After turning on the system, the project will first initialize GSM. It will then ask the admin to call in order to register the number of admin, after successful registration SMS feedback is given, a user need to enroll fingerprint of candidates. After enrolling fingerprint user can start the system, authorized person can scan fingers then the door opens and an SMS is sent to the admin notifying him about the candidate. And if the user is an un-authorized person and tries to access, the system doesn’t provide access and after a 3rd failed attempt an SMS is sent to the admin notifying him/ her about the same. Using this system teacher need not to take any separate attendance of students, which saves the time which is lost while taking the manual attendance. And also the security of students is maintained. There might occur two students of same name which may cause mistake if one is absent, here finger print sensor plays vital role because finger print is unique for everyone. Because this mistake can be prevented.