A gateway serving as a security apparatus connected to one or a plurality of buses includes a receiver that receives a frame from a bus, a parameter storage that stores an examination parameter defining a content of an examination of the frame, an updater configured to, in a case where a predetermined condition is satisfied for the frame received by the receiver, update the examination parameter stored in the parameter storage, and an examiner that performs an examination, based on the examination parameter stored in the parameter storage, in terms of judgment of whether or not the frame received by the receiver is an attack frame.
SECURITY APPARATUS, ATTACK DETECTION METHOD, AND STORAGE MEDIUM
14.06.2018
Patent
Elektronische Ressource
Englisch
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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