Biometric Technology: A Review
Biometrics is a field of science which deals with the positive identification of unique individuals based on their physiological or behavioural characteristics. Biometrics has lately been receiving attention in technologies. In today's world the need for large-scale identity management system, whose functionality relies on the accuracy of identifying individuals influenced the development of biometrics in modern world. This paper discusses about Biometric characteristics in detail. The demerits of unimodel biometric and the characteristic of Multimodel Biometrics are also described. And finally, the biometric security issue is touched and the various levels at which a particular biometric system can be attacked is presented.