The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 28, 2025
Filed:
Jul. 08, 2021
Mercedes-benz Group Ag, Stuttgart, DE;
Albert Held, Neu-Ulm, DE;
Viktor Friesen, Karlsruhe, DE;
Daniel Meidlinger, Schechingen, DE;
Matthias Dettling, Stuttgart, DE;
MERCEDES-BENZ GROUP AG, Stuttgart, DE;
Abstract
A method involves a vehicle certification authority and a control device certification authority having a respective infrastructure for public keys based on an asymmetric pain of is established. The respective private key remains in the certification authority and the public key is distributed to the participants. The control device has initial cryptographic material by a control device-individual pair of keys being generated for the control device and the identity of the control device and its public key are transmitted to the control device certification authority, after which a control device-individual certificate is generated there for the transmitted data using the private key of the control device certification authority and transmitted back to the control device. The public key of the vehicle certification authority is stored in a tamper-proof manner in the control device. The vehicle identity belonging to the identity of the control device is determined and stored in a tamper-proof manner.