AUTHENTICATION FUNCTION LINKAGE EQUIPMENT USING EXTERNAL AUTHENTICATION, AUTHENTICATION FUNCTION LINKAGE SYSTEM, AND AUTHENTICATION FUNCTION LINKAGE PROGRAM

PROBLEM TO BE SOLVED: To provide authentication function linkage equipment, an authentication function linkage system, and an authentication function linkage program, easily conducting a series of processing by limiting the function usable by user while linking one equipment with the other equipment. SOLUTION: The authentication function linkage equipment 20 for linking the other equipment 10 with the authentication function on the basis of a ticket included in a request from the other equipment 10 has: a certificate storing means; a ticket verifying means for verifying the ticket on the basis of autograph information of the ticket and the stored certificate information of the other equipment 10; an identification information verifying means for acquiring the user identifier information and access control information from an external authentication server when failing to verify the ticket; a repository means with the user identifier information and the access control information registered; and an access control means for determining whether to process a request from the other equipment on the basis of the user identifier information and the access control information. COPYRIGHT: (C)2010,JPO&INPIT