PERSONAL IDENTIFICATION SYSTEM AND METHOD UTILIZING BEHAVIOR HISTORY INFORMATION

摘要

PROBLEM TO BE SOLVED: To provide a high-security personal identification system using behavior history information such as a password, biological information, location information and purchase history, which prevents the security from being reduced when a password or the biological information is illegally acquired or the password is guessed due to disproportion of the behavior history information, while preventing the disproportion of the behavior history, and preventing the others from guessing the behavior history information.;SOLUTION: Not only a purchase history but also various behavior history information such as access to a building, encounter with acquaintances, and image capturing is used as the behavior history information of a user. The disproportion of the behavior history information is prevented, to prevent the others from guessing the behavior history information to thereby prevent the security level of the personal identification system from being lowered.;COPYRIGHT: (C)2011,JPO&INPIT