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STD-ISO-2021-001
ISO/SAE 21434:2021 — Road vehicles — Cybersecurity engineering
ISO/SAE 21434:2021 道路车辆 网络安全工程
JURISDICTION
International / UN
ORGANIZATION
ISO
TYPE
Standard
STATUS
Published
PUBLICATION DATE
2021-08-31
EFFECTIVE DATE
2021-08-31
AUTOMATION LEVEL
L0, L1, L2, L3, L4, L5
OFFICIAL URL
https://www.iso.org/standard/70918.htmlTOPICS
Cybersecurity
SUMMARY
Defines cybersecurity risk management process throughout the automotive lifecycle — from concept to decommissioning. Process-based (does not specify specific technologies). Paired with UN-R155 for type approval. Covers TARA (Threat Analysis and Risk Assessment).
IMPACT / ANALYSIS
Required for EU market access via UN-R155 compliance. De facto global standard for automotive cybersecurity processes.
RELATED STANDARDS
UN-R155ISO 24089ISO 26262
Contributor: ROAM Core TeamUpdated: 2026-04-16