DAVID NICHOLLS / SCIENCE PHOTO LIBRARY DAVID NICHOLLS / SCIENCE PHOTO LIBRARY
Biometric scans. Computer artwork of a human eye and fingerprint. Biometrics is the identification of individuals by measuring and analysing their physiological characteristics, such as fingerprints, and eye retinas and irises. Each has unique features which can be used to identify an individual. Biometric data can be combined with personal information to form the basis of identity card systems.
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