Patent ID: 7028013

Claim:
A personal authentication system for connecting, via a communication line, an authentication server for authenticating a client to identify the client to an authentication terminal for inputting authentication information required for said personal authentication: wherein the system has a database for storing at least personal authentication data required for said personal authentication and previously registered, settling account information required to process charges, and data required to receive various services; wherein said authentication server has a function of collating said authentication information input from said authentication terminal via said communication terminal, against said personal authentication data stored in said database, a function of processing charges based on said settling account information registered in said database based on a request from said authentication terminal when the client is authenticated during said identification, and a function of providing, registering, and managing personal data registered beforehand in said database based on a request from said authentication terminal when the client is authenticated during said identification and periodically communicating a collation history, a personal data usage history, and a charge process history; wherein the function of communicating said collation history, said personal data usage history, and said charge process history is configured to communicate this information by electronic mail at preset specified times; and wherein only at times other than said preset specified times, said collation history, said personal data usage history, and said charge process history are recorded.