Posts with keyword: authenication

1 entries

Cancelable Biometrics

Wed Feb 21 11:02:00 2007

One of the problems with biometrics is that they're difficult to reset. Lose your password, you get a new one. If someone compromises your biometric data, how do you get new fingerprints? The invariance over time of biometric data is one of it's greatest strengths as well as one of it's greatest weaknesses. The biggest threat isn't that someone will steal your fingerprints, retinas, or other body parts from you (action movies being the obvious exception). Rather, it's that once the biometric data (features) about the artifact have been stored in the computer, they can be stolen and replayed.
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