Biometric authentication apparatus and biometric authentication method

摘要

A biometric authentication apparatus includes: a storage unit which stores identification information and authentication information of a plurality of registrants; a deletion process unit which registers, when receiving a request to delete the authentication information of any of the plurality of registrants, the identification information of the registrant to a deletion list, and deletes, from the storage unit, the authentication information of the registrant corresponding to the identification information registered on the deletion list at predetermined time; and an authentication process unit which matches the biometric information of the plurality of registrants with biometric information of a user based on the authentication information of each registrant and authentication information extracted from biometric data representing the biometric information of the user to determine whether or not to authenticate the user as any of the plurality of registrants other than the registrants corresponding to the identification information registered on the deletion list.

主权项

1. A biometric authentication apparatus comprising:
a storage device which stores identification information and authentication information of each of a plurality of registrants, the authentication information being obtained from biometric information of each of the plurality of registrants; at least one processor configured to:
register, when receiving a delete request to delete the authentication information for any of the plurality of registrants, the identification information of the registrant to a deletion list,delete, from the storage device, the authentication information of the registrant corresponding to the identification information registered on the deletion list at predetermined time; andmatch the biometric information of each registrant of which the identification information is not registered on the deletion list among the plurality of registrants with biometric information of a user based on the authentication information of the each registrant and authentication information extracted from biometric data representing the biometric information of the user acquired by a biometric information acquisition device and not match the biometric information of each registrant of which the identification information is registered on the deletion list among the plurality of registrants with the biometric information of the user to determine whether or not to authenticate the user as any of the plurality of registrants other than the registrants corresponding to the identification information registered on the deletion list.