Patent ID: 7472282
Filing Date: 2008-12-30
Classification: G06F,G06K

Abstract:
1. An illegal access discriminating apparatus that is placed in advanced of a user authentication system using biometrics which needs user information comprised of ID information and organic information comprising: a first storing unit for temporarily storing the latest pair of ID information and organic information inputted by a user when the user is being authenticated, a second storing unit for storing pairs of ID information and organic information which were inputted by arbitrary users within predetermined time, wherein said ID information and organic information is transferred from said first storing unit to said second storing unit after each authentication; a comparing and collating unit for comparing and collating the latest inputted ID information and organic information with all of ID information and organic information stored in said second storing unit which were inputted and not previously registered in the past; and a control unit for discriminating authentication demand by an attacker by counting the number of said comparing-collating results which satisfy predetermined conditions and judging authentication demand as the one by an attacker if said counted number exceeds predetermined value.