Biometrics authentication, which relies on fingerprints, speech, or other physical characteristics, is an increasingly important means of protecting critical data * Gives security professionals specific guidelines, applications, and procedures for implementing a biometric security system in a LAN, WAN, or wireless infrastructure * Covers fingerprint identification, hand geometry, speaker recognition, face location, retina scanning, and multibiometrics * Companion Web site contains articles, papers, source code, and product guides