{
  "$type": "site.standard.document",
  "coverImage": {
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  "description": "In a fraud-detection method for use in an in-vehicle network system including a plurality of electronic control units (ECUs) that exchange messages on a bus and a fraud-detection ECU connected to the bus, the fraud-detection ECU includes a memory that stores rule information indicating a rule…",
  "path": "/patents/930436",
  "publishedAt": "2017-02-22T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R16/023",
    "PANASONIC IP CORP AMERICA [US]"
  ],
  "textContent": "In a fraud-detection method for use in an in-vehicle network system including a plurality of electronic control units (ECUs) that exchange messages on a bus and a fraud-detection ECU connected to the bus, the fraud-detection ECU includes a memory that stores rule information indicating a rule regarding transmission of a message to be transmitted on the bus, the fraud-detection ECU determines whether or not a message transmitted on the bus is malicious by using the rule information, and, in a case where the message is malicious, transmits an error message including a message identifier of the malicious message. The fraud-detection ECU acquires updated rule information transmitted from an external server, and updates the rule information by using the updated rule information.",
  "title": "VEHICLE-MOUNTED NETWORK SYSTEM, ABNORMALITY DETECTION ELECTRONIC CONTROL UNIT AND ABNORMALITY DETECTION METHOD"
}