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ISO 21434 Vehicle-to-Everything (V2X) Communication Security Checklist

A comprehensive checklist for implementing secure Vehicle-to-Everything (V2X) communication systems in the automotive industry, ensuring compliance with ISO/SAE 21434 standards and addressing potential cybersecurity risks in connected vehicle ecosystems.

ISO 21434 Vehicle-to-Everything (V2X) Communication Security Checklist

by: audit-now
4.1

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About This Checklist

As vehicles become increasingly connected to their environment, the security of Vehicle-to-Everything (V2X) communication is paramount for ensuring road safety and data privacy. The ISO 21434 V2X Communication Security Checklist is a crucial tool for automotive manufacturers and cybersecurity teams to ensure compliance with the ISO/SAE 21434 standard in implementing secure V2X systems. This comprehensive checklist addresses the critical need for robust security measures in vehicle-to-vehicle (V2V), vehicle-to-infrastructure (V2I), and other V2X communications. By implementing this checklist, automotive professionals can enhance the security of V2X systems, protect against potential cyber threats, and contribute to the safe deployment of connected and autonomous vehicle technologies.

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Industry

Automotive

Standard

ISO/SAE 21434 - Automotive Cybersecurity

Workspaces

Automotive Development Centers

Occupations

V2X System Designer
Automotive Network Engineer
Cybersecurity Specialist
Embedded Systems Developer
Automotive Safety Engineer
1
Is the V2X communication system compliant with ISO/SAE 21434 standards?

Select the compliance status.

To ensure adherence to recognized cybersecurity standards for V2X communication.
2
What is the measured latency of V2X communication (in milliseconds)?

Enter the latency value.

To evaluate the performance of the V2X communication system.
Min: 0
Target: 50
Max: 100
3
Is there a documented threat model for the V2X communication system?

Provide details regarding the threat model.

To assess if potential vulnerabilities have been identified and addressed.
4
Is the incident response plan for V2X communication tested and ready?

Select the preparedness level.

To ensure that the organization is prepared to respond to cybersecurity incidents.
5
Is the V2X communication encrypted?

Indicate whether the system is encrypted.

To confirm that sensitive data is protected during transmission.
6
How often is the V2X communication system audited for security vulnerabilities?

Select the frequency of audits.

To determine the regularity of security assessments and ensure ongoing protection.
7
What tools are used for assessing vulnerabilities in the V2X communication system?

List the tools used for vulnerability assessment.

To identify the methodologies and tools employed for security evaluations.
8
How many critical vulnerabilities were identified in the last assessment?

Enter the count of critical vulnerabilities.

To quantify the severity of security issues that need immediate attention.
Min: 0
Target: 0
Max: 100
9
Are all known vulnerabilities in the V2X communication system patched?

Select the status of vulnerability patching.

To ensure that identified vulnerabilities are effectively mitigated.
10
Have personnel received training on V2X cybersecurity best practices?

Indicate if training has been provided.

To determine if staff are equipped to handle security challenges effectively.
11
Is there a formal configuration management process in place for the V2X communication system?

Select the status of the configuration management process.

To ensure that changes are systematically managed and documented.
12
Is there documentation for changes approved in the V2X system configuration?

Provide details regarding the change approval documentation.

To verify that all changes are appropriately authorized and recorded.
13
How often is the configuration of the V2X communication system reviewed?

Enter the review frequency in months.

To assess the regularity of configuration reviews to maintain security.
Min: 1
Target: 6
Max: 12
14
Are regular backups of the V2X communication system configuration performed?

Select the backup status.

To ensure that configurations can be restored in case of failure or breach.
15
Is access control implemented for configuration changes in the V2X communication system?

Indicate whether access control is implemented.

To confirm that only authorized personnel can make configuration changes.
16
Is there a documented protocol for reporting security incidents in the V2X communication system?

Select the status of the incident reporting protocol.

To ensure that incidents are reported in a timely and structured manner.
17
What is the average response time for addressing security incidents?

Provide the average response time.

To evaluate the efficiency of the incident response process.
18
How many security incidents have recurred in the past year?

Enter the count of recurring incidents.

To assess the effectiveness of incident resolution measures.
Min: 0
Target: 0
Max: 50
19
Was a post-incident review conducted after the last security incident?

Select the review status.

To ensure that lessons learned are documented and used to improve security.
20
Has security training been provided to personnel following recent incidents?

Indicate whether training has been provided after incidents.

To confirm that staff are updated on security practices to prevent future incidents.
21
How often is a risk assessment conducted for the V2X communication system?

Select the frequency of risk assessments.

To ensure that risks are regularly identified and mitigated.
22
What are the key risks identified in the latest V2X risk assessment?

List the key identified risks.

To document and understand the vulnerabilities that may affect the system.
23
How many risk mitigation plans are currently in place for the V2X communication system?

Enter the count of active risk mitigation plans.

To assess the organization's preparedness in addressing identified risks.
Min: 0
Target: 5
Max: 20
24
Are there defined criteria for accepting risks in the V2X communication system?

Select the status of risk acceptance criteria.

To ensure that risk acceptance is a deliberate and documented process.
25
Does management conduct regular reviews of the V2X communication system risks?

Indicate whether management reviews risks regularly.

To confirm that management is actively involved in risk oversight.

FAQs

The main purpose is to guide automotive organizations in implementing secure V2X communication systems that comply with the ISO/SAE 21434 standard, ensuring the protection of data exchanges between vehicles and their environment against potential cybersecurity threats.

This checklist should be used by V2X system designers, automotive network engineers, cybersecurity specialists, embedded systems developers, and safety engineers involved in the development and implementation of V2X technologies in vehicles.

By ensuring the security and integrity of V2X communications, this checklist helps prevent unauthorized access, data manipulation, or disruption of critical safety messages, thereby enhancing the reliability of connected vehicle systems and supporting safer road environments.

The checklist covers various types of V2X communications, including vehicle-to-vehicle (V2V), vehicle-to-infrastructure (V2I), vehicle-to-pedestrian (V2P), and vehicle-to-network (V2N) communications, addressing the unique security challenges of each.

Key areas include secure communication protocols, message authentication and integrity, privacy protection mechanisms, certificate management, secure key storage, intrusion detection systems, secure over-the-air updates for V2X modules, and resilience against jamming and spoofing attacks.

Benefits

Ensures compliance with ISO/SAE 21434 V2X security requirements

Mitigates cybersecurity risks in vehicle-to-everything communications

Enhances the integrity and confidentiality of V2X data exchanges

Improves overall safety and reliability of connected vehicle ecosystems

Facilitates secure integration of vehicles with smart infrastructure