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27 June 2005 @ 09:09 pm
Biometric authentication for J2EE applications  

What you are, what you have, what you know.
Biometrics, smart card, password.

Plugs into JAAS. SSO. Projector crashed. Wheee.

Always a matter of pattern recognition rather than identity comparison. Methods must be chosen carefully to prevent false positives.

Templates vary from 9 to 500 bytes, by method.

Minutea points of fingerprints - matching score. BioAPI.org

Most biometric vendors provide a Java implementation. Browser plugins exist for biometric authentication.

JAAS is provided by all application servers.

Application - LoginContext - LoginModule.

JAAS provides SSO support.

Example uses Java System Access Manager and BiOBex for thumbprint authentication intoa webapp BiOBex has PAM, JAAS, and GINA implementations. Works on military grade SecureSolaris.
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