Autonomous Driving Module Certificate Verification for Vehicle Gateway Routing

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Solution Overview

Problem

The integration of third-party autonomous driving modules with vehicles poses security risks, including the potential for unauthorized modules to be connected, leading to vehicle failures, malfunctions, and safety threats.

Innovation Solution

An electronic device and control method that authenticate and verify the performance of third-party autonomous driving modules by identifying software versions and identification information, and using a certificate management server to verify certificates, ensuring only authorized modules are connected and performing correctly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If third-party autonomous driving modules are allowed to be connected to vehicles, then adaptability and versatility are improved, but security and reliability deteriorate due to potential unauthorized connections and hacking

Engineering Contradiction:
ImproveadaptabilityVSAvoidsecurity
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary authentication of third-party autonomous driving modules before allowing connection to the vehicle. The certificate management server verifies authentication information in advance, and only modules with valid certificates are permitted to connect, preventing unauthorized modules from causing security issues while still allowing legitimate third-party modules to be used

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

A certificate management server is introduced as an intermediary between third-party module developers and vehicle systems. This server issues and manages authentication certificates, acting as a trusted mediator that verifies the legitimacy of third-party modules without requiring direct integration between vehicle manufacturers and module developers, thus maintaining security while enabling adaptability

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If authentication and verification systems are implemented for third-party modules, then security and reliability are improved, but device complexity increases due to additional authentication protocols and certificate management

Engineering Contradiction:
ImprovesecurityVSAvoidcomplexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The certificate management server provides universal authentication services that can handle multiple third-party module types and vehicle models through a single standardized interface. The authentication mechanism is designed to be multi-functional, supporting certificate issuance, verification, and revocation across different contexts without requiring separate authentication systems for each case, thus reducing overall system complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The authentication system is designed to operate autonomously with the certificate management server automatically verifying certificates and making authorization decisions without requiring manual intervention. The system self-manages the authentication process, reducing the complexity burden on integrators by providing automated verification rather than requiring complex manual authentication protocols

Inventive Principle:
Principle #25Self-service

3Reliability

If software version and identification information are identified from third-party modules, then reliability is improved through verification, but loss of time increases due to the verification process

Engineering Contradiction:
ImprovereliabilityVSAvoidtime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Authentication certificates are verified in advance before module connection is permitted. The certificate management server performs software version and identification information verification beforehand, so that once authentication is complete, the module can operate without repeated verification delays, reducing time loss during actual operation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250187562A1Electronic device and method for controlling the same
Publication Date: 2025.06.12 HYUNDAI MOTOR CO LTD
  • US20250187562A1 patent drawing
  • US20250187562A1 patent drawing
  • US20250187562A1 patent drawing

AI summary

In an electronic device including a memory that stores computer-executable instructions, and at least one processor that accesses the memory and execute the instructions, the at least one processor identifies, from a third-party autonomous driving module, at least one of a software version of the third-party autonomous driving module or identification information of the third-party autonomous driving module, or any combination thereof, outputs a test scenario related to autonomous driving based on a certificate of the third-party autonomous driving module being verified as at least one of the software version or the identification information, or any combination thereof is transmitted to a certificate management server, and is configured to perform routing of a gateway of the third-party autonomous driving module and the vehicle based on the test scenario and a control signal of the third-party autonomous driving module corresponding to the test scenario.