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Unformatted text preview: Dr. Shu-Hui Chang Computer Science 103 Biometrics Biometrics is the technology of authenticating a persons identity by verifying a personal characteristic. Biometric devices grant users access to programs, systems, or rooms by analyzing some biometric identifier (Schmidt 54-62). A biometric identifier is a physical or behavioral characteristic. Examples include fingerprints, facial features, hand geometry, voice patterns, signatures, and eye patterns. A biometric device translates a personal characteristic into a digital code that is compared with a digital code stored in the computer. If the digital code in the computer does not match the personal characteristics code, the computer denies access to the individual. The most widely used biometric device today is a fingerprint scanner. A fingerprint scanner captures curves and indentations of a fingerprint. With the cost of fingerprint scanner captures curves and indentations of a fingerprint....
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This note was uploaded on 03/27/2008 for the course COMSCI 103 taught by Professor Dr.shu-huichang during the Fall '07 term at Iowa State.
- Fall '07
- Computer Science