Biometrics: The Basics

Published Sunday, June 01, 2003

DEFINITION Here's a quick definition of biometrics: As it pertains to security, biometrics is an emerging field of technology devoted to identification of individuals by employing biological traits, such as those used for iris scanning, fingerprinting, face recognition, and others. TYPES OF BIOMETRICS Fingerprints use patterns found on the fingertip — some use optical images, while others use electronic field imaging. Ways to identify the fingerprint image include pattern matching, fringe patterns, ultrasonic and others. Face Recognition analyzes the characteristics of an individual's face. Facial recognition uses features of the face such as the ...

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