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US Patent 11251949 Biometric security for cryptographic system

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11251949
Date of Patent
February 15, 2022
Patent Application Number
15742031
Date Filed
July 6, 2016
Patent Citations
‌
US Patent 10404465 Sequential biometric cryptosystem and sequential biometric cryptographic processing method
Patent Citations Received
‌
US Patent 11362822 Shared keys based on multiple features
Patent Primary Examiner
‌
Joseph P Hirl
Patent abstract

A method of storing data allowing a seed value for generating an encryption key to be retrieved is provided. The method comprises obtaining, for each of a plurality of biological data sources, a respective set of biometric data from an authorised user. A respective biometric identifier is generated from each set of biometric data. The biometric identifiers are stored in a database. A plurality of seed portions are generated that are combinable using a function to generate the seed value. Each seed portion is stored in the database in association with a biometric identifier.

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