In the biometric authentication system, method of registering biometric information, how the use application of the template, and authentication methods

摘要

When a registration station appends an anonymous ID (AID), a linking validity of the anonymous ID and actual user ID (UID) is assured for an application businessperson in the case of applying to use a biometric authentication. Specifically, a biometric authentication service system includes a biometric authentication server (100), an application server (120), a registration station server (110) and a client server (130), for holding a hash value alone of personal information (P) in the registration station server, supplying again the personal information on applying to use a template (T) for the application server, collating the hash with the previously held hash, and verifying that the user applying to use the template is identical with the user registered the biologic information in the registration station server, in addition, secret information (S) different for every user is added to the personal information to generate unique data and identify the user correctly.