To provide a detector, a detection method and a detection program capable of detecting aggression in an on-vehicle network precisely.SOLUTION: A detector for detecting an aggression in an on-vehicle network including a bus transmitting a frame including identification information capable of identifying at least one of the source and the destination includes a monitoring section to which the multiple frames including the identification information, different from each other, are transmitted on the bus, and monitoring communication error in the bus, a total section for totalizing occurrence state of communication errors of each identification information, based on the monitoring results from the monitoring section, and a detector for detecting the aggression based on the totalization results from the total section.SELECTED DRAWING: Figure 7

    【課題】車載ネットワークにおける攻撃を精度よく検知することが可能な検知装置、検知方法および検知プログラムを提供する。【解決手段】検知装置は、差出元および宛先の少なくともいずれか一方を認識可能な識別情報を含むフレームが伝送されるバスを含む車載ネットワークにおける攻撃を検知する検知装置であって、前記バスにおいて、互いに異なる前記識別情報を含む複数の前記フレームが伝送され、前記バスにおける通信エラーを監視する監視部と、前記監視部の監視結果に基づいて、前記識別情報ごとの通信エラーの発生状況を集計する集計部と、前記集計部の集計結果に基づいて前記攻撃を検知する検知部とを備える。【選択図】図7


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    Title :

    DETECTOR, DETECTION METHOD AND DETECTION PROGRAM


    Additional title:

    検知装置、検知方法および検知プログラム


    Contributors:

    Publication date :

    2019-02-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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



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