System, device, guard manager and method for intrusion management of guarded areas

摘要

A management system (1) including a network (100) and a managed area further includes a managed device (50), which is located in the managed area, connectible to the network, and assigned network information that enables communications of the managed device in the network, a guard manager (60) adapted to guard the managed area against an intrusion, and a management device (10) that uses the network information of the managed device to manage the managed device and the guard manager.