{
  "$type": "site.standard.document",
  "description": "A method for controlling access to a motor vehicle includes the steps of receiving a tracking request for a new digital key for a motor vehicle, wherein the new digital key is included in a chain of digital keys that have been created from one another, and wherein the tracking request includes a…",
  "path": "/patents/1374253",
  "publishedAt": "2026-06-02T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R25/241",
    "Bayerische Motoren Werke Aktiengesellschaft"
  ],
  "textContent": "A method for controlling access to a motor vehicle includes the steps of receiving a tracking request for a new digital key for a motor vehicle, wherein the new digital key is included in a chain of digital keys that have been created from one another, and wherein the tracking request includes a chain of attestation packages that are assigned to the digital keys in pairs; determining that a digital key to which one of the attestation packages of the chain is assigned has already been authenticated with respect to the motor vehicle; removing from the chain an attestation package that is assigned to a digital key that precedes the determined key in the chain; and providing a tracking response with at least one remaining attestation package.",
  "title": "Access control for a motor vehicle"
}