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Keystroke Dynamics Typing biometrics is more commonly referred to as keystroke dynamics or typing rhythms. Keystroke dynamics examines the way in which a person types or pushes keys on a keyboard. It analyzes the way a user types at a terminal by monitoring keyboard input 1,000 times a second. This method is based on the typing characteristics of the individuals such as durations of keystrokes, and latencies between keystrokes, inter-keystroke times, typing error frequency, and force keystrokes. Voice In the area of behavioral biometrics are voice recognition technologies that provide telephone authentication. One system uses extraction and pattern-matching algorithms embedded on computer chips to analyze voices. The system needs a scanner and a smart "voice card," but producers are looking ahead to wiring its system into the Internet, where it can be configured as a verification server. Users favor voice verification. Several large corporations employ voice verification to protect computer, office, lab, and vault access. In addition, several s