Multi-factor biometric authenticating device and method
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United States of America Patent
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Mar 26, 2002
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app pub date -
Sep 9, 1998
filing date -
Sep 9, 1998
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Abstract
A multi-factor biometric authenticating device and method generates error correction based partial encryption key seed data based on a plurality of sample biometric inputs, such as raw biometric data The error correction based partial encryption key seed data serves as a partial seed for generating a secret encryption key for encrypting user data. The first partial seed is combined with a second partial encryption seed to generate the secret encryption key. The device stores the error correction based partial encryption key seed data and does not store the secret encryption key.
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