Patent · US Active

Systems and methods for confirming a cryptographic key

US10638313B2 · kind B2 · utility

0Cited by

5References

20Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Robert John Lambert · Cambridge, CA
Robert Kaster · Viersen, DE

Key dates

Filing date	Oct 26, 2017
Grant date	Apr 28, 2020
Priority date	—
Expiry date	May 16, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH04L2209/84
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Systems and methods for confirming a cryptographic key. The system includes an electronic controller configured to generate an electronic message in response to an installation of a secret key on the electronic controller, the electronic message comprising information about the installation of the secret key, digitally sign the electronic message using a manufacturer private key, encrypt the electronic message, store the electronic message in a memory, access the stored electronic message in response to a request by a user, decrypt the electronic message, confirm a digital signature of the electronic message using a manufacturer public key, generate a confirmation message, and send the confirmation message to a user.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.