A gateway (300b) serving as a security apparatus connected to one or a plurality of networks includes a receiver (410) that receives a frame from a network, a storage (430) that stores an examination parameter defining a content of an examination of the frame, an updater (420) configured to, in a case where a predetermined condition is satisfied for the frame received by the receiver (410), update the examination parameter stored in a storage (430), and an examiner (440) that performs an examination, based on the examination parameter stored in the storage (430), in terms of judgment of whether the frame received by the receiver (410) is an attack frame or not.


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    Title :

    SECURITY DEVICE, ATTACK DETECTION METHOD, AND PROGRAM


    Additional title:

    SICHERHEITSVORRICHTUNG, ANGRIFFSERKENNUNGSVERFAHREN UND PROGRAMM
    DISPOSITIF DE SÉCURITÉ, PROCÉDÉ DE DÉTECTION D'ATTAQUE ET PROGRAMME


    Contributors:

    Publication date :

    2020-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    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 / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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