LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Fingerprint scanner and fingerprint. The ridges on people's fingers form a unique identifying pattern (a fingerprint, blue). This pattern can be stored in a computer so that a scanner can use the information to identify people. Security technology based on identifying a person's unique biological data, such as fingerprint patterns, the patterns of the iris and retina, and sequences of DNA, is known as biometric technology.
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