SERVER, INFORMATION PROCESSOR, ITS ACCESS CONTROL SYSTEM AND METHOD

摘要

PROBLEM TO BE SOLVED: To reduce management costs in a server by distributing management costs in the authentication management of the access authority of a client and management costs in access management to resources under access control in a remote calling operation. SOLUTION: A server 30 for carrying out processing in response to requests from clients 10 and 20 connected via a network 40 is provided with a token preparing means for preparing a token including operation information corresponding to a remote calling operation to be permitted to the client 20, a verifying means for verifying the validity of the token when the token is transmitted from the client 20 to which the token is issued, and a processing carrying out means for carrying out processing based on operation information described in the token when the validity of the token is confirmed.