A communication network system, in which a transmission node for transmitting a message is connected to a reception node for receiving the message, is configured to periodically transmit a count-value notification message to notify a count value, which is used to generate and check a message authentication code for the message, to the transmission node and the reception node.


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    Title :

    COMMUNICATION NETWORK SYSTEM, VEHICLE, COUNT-VALUE NOTIFICATION NODE, COUNT-VALUE SHARING METHOD, AND STORED COMPUTER PROGRAM


    Contributors:

    Publication date :

    2019-04-11


    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