Modern vehicles rely on complex electronic systems, cloud connectivity, and software-driven functions. These advancements enhance performance and user experience, but they also introduce significant cybersecurity risks.
This white paper provides an overview of the ISO/SAE 21434 framework and explains how organisations can implement the ISO 21434 standard to manage cybersecurity risks across the vehicle lifecycle. You will also gain insights into how ISO 21434 certification supports compliance, strengthens security practices, and builds trust in connected vehicle technologies.
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Why ISO 21434 Matters
- Connected vehicles face growing cybersecurity risks, including unauthorised access, data breaches, and manipulation of vehicle systems
- Cyber incidents can lead to financial loss, operational disruption, regulatory penalties, and reputational damage
- Security vulnerabilities in safety-critical systems can impact vehicle safety and, in severe cases, human life
- Applying the ISO 21434 standard enables a structured, risk-based approach to managing cybersecurity across development and production
- Implementing ISO/SAE 21434 supports alignment with regulatory requirements such as UNECE R155
- Achieving ISO 21434 certification demonstrates a commitment to cybersecurity and enhances stakeholder trust
What You’ll Learn
In this white paper, you will learn:
- How the ISO/SAE 21434 framework addresses cybersecurity across the vehicle lifecycle
- Key principles of the ISO 21434 standard and how they apply to connected vehicle development
- The role of Threat Analysis and Risk Assessment (TARA) in identifying and prioritising risks
- How cybersecurity goals influence secure system architecture and design
- Best practices for organisational and project-dependent cybersecurity management
- How to integrate cybersecurity into development, verification, and validation processes
- Why post-production monitoring and incident response are essential
- How preparing for ISO 21434 certification helps build auditable and resilient cybersecurity programmes
- How the standard supports auditable processes and alignment with regulatory expectations, including UNECE R155
