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METHOD FOR IMPROVING INFORMATION SECURITY FOR VEHICLE-TO-X COMMUNICATION, AND COMMUNICATION APPARATUS (AS AMENDED)
METHOD FOR IMPROVING INFORMATION SECURITY FOR VEHICLE-TO-X COMMUNICATION, AND COMMUNICATION APPARATUS (AS AMENDED)
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机译:改善车辆对X通讯的信息安全性的方法以及通讯装置(修订)
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摘要
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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