Patent ID: 11916903
Assignee: SIEMENS MOBILITY GMBH
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A method for setting up a credential for a first device, wherein the first device is configured by way of configuration data that are transmitted from a configuration module to the first device, the configuration module connected detachably to the first device, and the method comprising:
recognizing connection of the configuration module to the first device;
reading configuration module-specific device information from the configuration module;
requesting a configuration module-specific credential for the configuration module-specific device information from the first device, by way of a request message that is cryptographically protected by a key generated by the configuration module and a key generated by the first device, at an authorization apparatus; and
storing the requested configuration module-specific credential on a security storage unit of the first device;, wherein the request message is a certificate request message that includes the generated public configuration key, the configuration module device identifier, and a device identifier stored in the first device, and the public configuration key and a private configuration key is generated by the first device.