Systems for Distributed Secure Storage of Personal Data, In Particular Biometric Impressions, and System, Local Device, and Method for Monitoring Identity

摘要

A system for distributed secure storage of personal data, notably biometric data, a secure identity monitoring system and a local monitoring device, and a secure identity monitoring method. The personal data of persons, notably biometric impressions, are stored beforehand in a central database. The monitoring method includes: a preliminary step of constituting a database of derived data obtained from original personal data by means of a derivation function; a step of acquisition of data for the person; a step of application of the derivation function to said acquired data; a step of comparison of the result of the derivation function with all of the derived data from the database.