www.darkreading.com 3/6/2026, 3:34:32 PM · via preferred

EU Euro 7 boosts vehicle cybersecurity with data integrity rules

MANUFACTURERS face new EU requirements under Euro 7 that place cybersecurity alongside emissions rules for new vehicles. The measures push for secure transmission of emissions and battery data, security certificates on risk assessment, threat mitigation, and secure software development throughout a vehicle’s lifecycle. Regulators warn that tampering with pollution controls and odometer readings remains a problem, and that data tampering now ties into cybersecurity management as part of the framework.

Automotive firms must demonstrate they have conducted thorough risk and threat analyses to mitigate vulnerabilities and prevent unauthorised access to vehicle and communication systems, with trustable data essential to verify emissions measurements.

The changes are described as a broad step in which cybersecurity provisions, while new to emission directives, are not expected to prove insurmountable, though integration across multiple vendors may require additional time, and the timeline is a key concern for the industry according to UN Regulation No.555. According to UN Regulation No.555, the regulation aims to set uniform provisions for vehicle approvals and to hold the industry accountable for data integrity as Euro 7 is phased in starting this November.

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Article by CyberSIXT