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In the current scenario to access the data securely from wireless network, e-commerce and internet have become a great concern. As the technologies become commercialized in high markets growth, there is a need for effective and secure implementation to authenticate the identity of the people. Several biometric techniques that exploit physiological and behavioral traits of people have been developed for verification and identification of the individuals to make the system more reliable and secure. In this paper a unique method is used to extract the tragus feature of the ear. The proposed method used is an enhanced edge detection method. A line is drawn connecting the maximum coordinate, midpoint and the minimum coordinate. The mid region of this line gives the tragus of the ear. The ear feature tragus is taken because it is almost free from occlusions. In order to develop an efficient ear authentication system …