CHRISTIAN DARKIN / SCIENCE PHOTO LIBRARY CHRISTIAN DARKIN / SCIENCE PHOTO LIBRARY
Fingerprint scanner. Computer artwork of a scanner confirming the identity of a person's fingerprint. Security technology based on identifying a person's unique biological data such as fingerprints, iris, retina and DNA is known as biometric technology. Biometric information can be stored as binary code (series of ones and zeros) in computer systems, passports and identity cards.
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