AUTHENTICATION SYSTEM, MANAGEMENT DEVICE, AND AUTHENTICATION METHOD

摘要

This management device is equipped with: a communication unit for receiving connection requests from communication devices connected to a network; a control unit that reads from a database a first certificate for authenticating a communication device that has made a communication request when the request is received by the communication unit; and an authentication unit for authenticating the communication device that has transmitted the connection request by using the first certificate read by the control unit.