ACCESS CONTROL SYSTEM, ACCESS CONTROL METHOD, AND ACCESS CONTROL PROGRAM

摘要

PROBLEM TO BE SOLVED: To generate an access control list about a user group including a user who belongs to a plurality of organizations as a member and to efficiently update the access control list. SOLUTION: A policy storage means 1022 stores an access control policy as a set of setting information to make resources (access destinations) shared by an adhoc group. When a part of the access control policy is edited, a policy analysis means 1032 updates a rule generated from the edited access control policy. At this time, the rule is updated with use of object knowledge having a data configuration capable of expressing a user as belonging to the plurality of user groups. An access control list setting means 1062 updates a part of an access control list on the basis of the updated rule. COPYRIGHT: (C)2006,JPO&NCIPI