MANAGEMENT DEVICE, COMMUNICATION SYSTEM, VEHICLE COMMUNICATION MANAGEMENT METHOD, AND VEHICLE COMMUNICATION MANAGEMENT PROGRAM

To more surely prevent outspread of unauthorized access to each vehicle.SOLUTION: A management device comprises: a detection unit which detects unauthorized access to a vehicle; an acquisition unit which acquires software information indicative of a state of software installed in one or more in-vehicle devices of a detection vehicle being the vehicle to which the unauthorized access has been detected by the detection unit; a selection unit which selects one or more object vehicles from among a plurality of vehicles on the basis of the software information acquired by the acquisition unit; and a transmission unit which transmits processing information for preventing the unauthorized access, to the object vehicles selected by the selection unit.SELECTED DRAWING: Figure 8 【課題】各車両への不正アクセスの拡大をより確実に防ぐ。【解決手段】管理装置は、車両への不正アクセスを検知する検知部と、前記検知部によって前記不正アクセスが検知された前記車両である検知車両における１または複数の車載装置に組み込まれたソフトウェアの状態を示すソフトウェア情報を取得する取得部と、前記取得部によって取得された前記ソフトウェア情報に基づいて、複数の車両の中から１または複数の対象車両を選択する選択部と、前記選択部によって選択された前記対象車両へ、前記不正アクセスを防ぐための処理情報を送信する送信部とを備える。【選択図】図８