Automotive manufacturers and their Tier 1 and Tier 2 suppliers operate highly networked design, engineering, and production environments where connectivity between OEM and supplier systems — combined with growing vehicle telematics and over-the-air update infrastructure — creates an attack surface that Zero Trust architecture is uniquely suited to segment and control. TISAX (Trusted Information Security Assessment Exchange) has become the de facto information security standard for the automotive supply chain, requiring verified controls over supplier access to OEM design data.
Related: TISAX · Zero Trust for OT · Microsegmentation · Manufacturing · DDS