Certificate management method, certificate authorization center, management node and vehicle networking terminal

Abstract

The invention provides a certificate management method, a certificate authorization center, a management node and an Internet of Vehicles terminal, and the method comprises the steps: receiving a safety message certificate application request sent by the Internet of Vehicles terminal, wherein the security message certificate application request comprises identity information of a vehicle where the Internet of Vehicles terminal is located, and a private key corresponding to a vehicle certificate of the vehicle where the Internet of Vehicles terminal is located is used for signing the security message certificate application request; acquiring a vehicle certificate of the vehicle from a block chain digital certificate management node according to the identity information of the vehicle; verifying a signature of the security message certificate application request by using a public key corresponding to the vehicle certificate, and issuing a security message certificate to the Internet of Vehicles terminal after verification succeeds; the problem of non-intercommunication of information due to existence of a plurality of supervision departments in the Internet of Vehicles is solved.

Description

technical field [0001] The present invention relates to the field of communication technology, in particular to a certificate management method, a certificate authorization center, a management node and a vehicle networking terminal. Background technique [0002] The Internet of Vehicles is based on the intra-vehicle network, the inter-vehicle network and the vehicle-mounted mobile Internet. According to the agreed communication protocol and data interactive communication, the Internet of Vehicles (V2V), vehicle-to-roadside facilities (V2I), and vehicle-to-pedestrian (V2P) ) and a network system for wireless communication and data exchange and sharing between vehicles and networks (V2N). It can realize the integration of intelligent traffic management, intelligent dynamic information service and intelligent vehicle control through real-time perception and collaboration between people, vehicles, roads and networks, and provide users with various services such as road safety, ...

AI Technical Summary

Problems solved by technology

[0009] The purpose of the embodiments of the present invention is to provide a certificate management method, a certificate authorization center, a management node, and an Internet of Vehicles terminal, so as to solve the problems of cumbersome application process, low efficiency, and low security for Internet of Vehicles digital certificates in related technologies.

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