Patent ID: 8972727
Filing Date: 2015-03-03
Classification: G06K,H04L

Abstract:
1. A method of identification or of authorization using a system comprising at least one sensor for acquiring biometric data and one secure module storing at least a first and second set of digital data each obtained starting from at least a first and a second respective set of respective biometric data by means of a digitizing algorithm, the method comprising: /a/ obtain a biometric data value acquired by the sensor; /b/ obtain a digital value by application of the digitization algorithm to the biometric data acquired; /c/ within the secure module, carry out a ranking of at least some digital data from a set of digital data among at least one of the first and second set of digital data according to their proximity to the digital value obtained according to a proximity criterion; and /d/ obtain a biometric data value from a set of biometric data among at least one of the first and second set of biometric data by taking into account a position of the corresponding digital data within the ranking, wherein at least some of the biometric data values from at least one of the first and second set of biometric data are stored in an encoded manner in a memory external to the secure module.