Patent ID: 11958519
Assignee: SIEMENS MOBILITY GMBH
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A method of operating a railway system, the method comprising:
transmitting cryptographic data including at least one key from a central communication device to an on-board communication device of a vehicle of the railway system;
storing the cryptographic data in a storage device of the vehicle of the railway system, the cryptographic data including the at least one key, the vehicle being configured to transport the cryptographic data in its storage device; and
transmitting the cryptographic data including the at least one key from the vehicle to at least one track-side device of the railway system when, on occasion of a journey of the vehicle, the vehicle is present within a communication range of the at least one track-side device;
replacing a key stored in the at least one track-side device with the at least one key transmitted to the at least one track-side device by the vehicle, ensuring a secured communication;
implementing procedures comprising a plurality of communication steps on occasion of at least one further journey of the vehicle or at least one further vehicle;
transmitting a report of the state of a local IT security at the at least one track-side device from the at least one track-side device to the vehicle or the further vehicle, and storing the report in the storage device of the vehicle; and
transmitting the report from the vehicle or the further vehicle to the central communication device.