198x Filetype PPTX File size 0.60 MB Source: www.cs.clemson.edu
OVERVIEW What is Biometrics? Why Biometrics? General Biometric System Different types of Biometrics Uses and Applications of Biometrics Challenges to Biometrics WHAT IS BIOMETRICS? Biometrics is the science of verifying and establishing the identity of an individual through physiological features or behavioral traits. WHAT IS BIOMETRICS? Physiological and Behavioral characteristics: Physiological: - Fingerprint - Face - Iris - Hand Geometry o Behavioral: - Voice - Keyboard strokes - Signature WHY BIOMETRICS? With numerous devices, traditional paradigm of user name and password based scenarios are not practical Only authorized users should have access to data and services Biometrics provide an unobtrusive and convenient authentication mechanism Advantages of biometrics Uniqueness No need to remember passwords or carry tokens Biometrics cannot be lost, stolen or forgotten More secure than a long password Solves repudiation problem Not susceptible to traditional dictionary attacks GENERAL BIOMETRIC SYSTEM Determine or authenticate identity Identification Systems: Who am I? Determine Identity Verification Systems: Am I who I claim to be? Authenticate Identity
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