PROBLEM TO BE SOLVED: To provide a reliable technique that appropriately authenticates communication between an on-vehicle communication system and a fault diagnostic tool.SOLUTION: The present application discloses an authentication system including an on-vehicle communication system including a connection port connected with an external apparatus and a fault diagnostic tool connected with the connection port. The fault diagnostic tool includes a transmission unit that repetitively transmits, to the on-vehicle communication system, an authentication request signal to request, of the on-vehicle communication system, an authentication process to authenticate communication with the on-vehicle communication system. The on-vehicle communication system includes an authentication unit for performing the authentication process every time the authentication request signal is received.SELECTED DRAWING: Figure 1
【課題】車載通信システムと故障診断ツールとの間の通信を適切に認証する信頼性高い技術を提供することを目的とする。【解決手段】本出願は、外部機器が接続される接続ポートを有する車載通信システムと、前記接続ポートに接続される故障診断ツールと、を備える認証システムを開示する。前記故障診断ツールは、前記車載通信システムとの通信を認証する認証処理を前記車載通信システムに要求する認証要求信号を、前記車載通信システムへ繰り返し送信する送信部を含む。前記車載通信システムは、前記認証要求信号の受信の度に、前記認証処理を実行する認証部を含む。【選択図】図1
AUTHENTICATION SYSTEM, FAULT DIAGNOSTIC TOOL, ON-VEHICLE COMMUNICATION SYSTEM, AND AUTHENTICATION METHOD
認証システム、故障診断ツール、車載通信システム及び認証方法
2018-01-11
Patent
Electronic Resource
Japanese
IPC: | H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / H04W WIRELESS COMMUNICATION NETWORKS , Drahtlose Kommunikationsnetze |
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