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ISO 21434 Over-the-Air (OTA) Update Security Checklist

A comprehensive checklist for implementing secure over-the-air (OTA) update processes in the automotive industry, ensuring compliance with ISO/SAE 21434 standards and addressing potential cybersecurity risks associated with remote software updates in connected vehicles.

ISO 21434 Over-the-Air (OTA) Update Security Checklist

by: audit-now
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About This Checklist

As vehicles become increasingly connected and software-dependent, the security of over-the-air (OTA) updates is crucial for maintaining vehicle integrity and safety. The ISO 21434 Over-the-Air (OTA) Update Security Checklist is an essential tool for automotive manufacturers and cybersecurity teams to ensure compliance with the ISO/SAE 21434 standard in managing secure OTA updates. This comprehensive checklist addresses the critical need for robust security measures in the distribution, verification, and installation of software updates in connected vehicles. By implementing this checklist, automotive professionals can enhance the security of OTA update processes, protect vehicles from potential cyber threats, and maintain customer trust in an era of constantly evolving automotive technology.

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Industry

Automotive

Standard

ISO/SAE 21434 - Automotive Cybersecurity

Workspaces

Automotive Development Centers

Occupations

Automotive Software Engineer
Cybersecurity Specialist
OTA System Designer
Vehicle System Integrator
Quality Assurance Manager
1
Is the update authentication method robust and compliant with ISO 21434?
2
Are security measures in place for remote updates?
3
What is the frequency of integrity checks for software updates (in days)?
Min: 1
Target: 30
Max: 365
4
What is the deployment strategy for OTA updates?
5
Is the data transmitted during OTA updates encrypted?
6
Please provide details of the latest vulnerability assessment report related to OTA updates.
7
What is the average incident response time for OTA update issues (in hours)?
Min: 1
Target: 24
Max: 72
8
What is the process for verifying OTA updates before deployment?
9
Is the OTA update process compliant with relevant regulatory standards?
10
Describe the cybersecurity training program for personnel involved in OTA updates.
11
What is the maximum rollback time for OTA updates in case of failure (in hours)?
Min: 1
Target: 2
Max: 48
12
What logging mechanism is in place for OTA updates?
13
Is there an access control mechanism in place for OTA updates?
14
Are regular security audits conducted for the OTA update process?
15
What is the maximum size of an OTA update package (in MB)?
Min: 1
Target: 100
Max: 500
16
What is the protocol for reporting incidents related to OTA updates?
17
Is the source of the software updates verified before deployment?
18
Provide details of the incident response plan related to OTA updates.
19
What is the historical failure rate of OTA updates (in percentage)?
Min: 0
Target: 5
Max: 100
20
What is the process for reviewing OTA updates after deployment?

FAQs

The primary focus is to guide automotive organizations in implementing secure processes for over-the-air software updates in vehicles, ensuring compliance with the ISO/SAE 21434 standard and protecting against potential cybersecurity threats during update procedures.

This checklist should be implemented by automotive software engineers, cybersecurity specialists, OTA update system designers, quality assurance professionals, and vehicle system integrators involved in the development and management of OTA update capabilities.

By providing a structured approach to securing OTA update processes, this checklist helps prevent unauthorized access, tampering, or installation of malicious software during remote updates, thereby maintaining the integrity and security of vehicle systems.

The checklist covers various aspects of OTA updates, including secure update package creation, cryptographic signing, secure transmission, authentication and authorization mechanisms, integrity verification, rollback procedures, and post-update validation.

Key areas include secure update server infrastructure, update package encryption and signing, secure communication protocols, vehicle authentication mechanisms, update integrity checks, secure storage of update packages, installation verification, and incident response procedures for failed updates.

Benefits of ISO 21434 Over-the-Air (OTA) Update Security Checklist

Ensures compliance with ISO/SAE 21434 OTA update security requirements

Mitigates risks associated with remote software updates in vehicles

Enhances the integrity and authenticity of software updates

Improves overall vehicle cybersecurity posture

Facilitates seamless and secure software maintenance for connected vehicles