1. A system which enforces a policy for a virtual private organization formed of a plurality of management entities including a policy enforcement environment and resources to be managed, wherein a management console which manages said management entities distributes a policy description program to said management entity, and said management entity correlates an access to information of a class in said policy description program with an information request to said resources to be managed or other said management entity and correlates operation to a class in said policy description program with an enforcement request to said resources to be managed or other said management entity.