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Vehicle Immobilization Revisited

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Overview

Explore the vulnerabilities in modern vehicle immobilization systems through an in-depth analysis of ECM-BCM authentication protocols. Uncover how the security transponder in key fobs communicates with the Body Control Module (BCM) rather than directly with the Engine Control Module (ECM), revealing a critical weakness in vehicle security. Examine case studies of ECM-BCM protocols from Peugeot, Fiat, and Opel, demonstrating how two are completely compromised and one is based on outdated 1995 technology. Learn about the real-world implications of these vulnerabilities, including increased risk of vehicle theft and insurance complications. Gain insights into the process of identifying and reverse-engineering immobilizer protocols through CAN-bus traffic analysis and firmware examination. Understand the broader context of electronic immobilization systems, their effectiveness in reducing car theft, and the need for improved cryptographic protocols to enhance vehicle security.

Syllabus

36C3 - Vehicle immobilization revisited

Taught by

media.ccc.de

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