Method for improving information security for vehicle-to-X communication, and communication apparatus
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United States of America Patent
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Jun 30, 2020
Grant Date -
Dec 27, 2018
app pub date -
Jan 24, 2017
filing date -
Feb 23, 2016
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Abstract
A method for improving information security for vehicle-to-X communication, wherein the vehicle-to-X communication is protectable by at least one certificate, wherein the certificate for protecting the vehicle-to-X communication has a validity period of defined length and is provided for storage in a memory of a vehicle, wherein the method is additionally distinguished in that the vehicle uses a communication link for wireless data interchange between the vehicle and a backend system, before expiry of the validity period of the certificate and a change to a validity period of defined length for an updated certificate, to ask the backend system to provide an up-to-date piece of time information for the vehicle. In addition, the invention relates to a corresponding communication apparatus for vehicle-to-X communication.
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