Overview
ISO 24534-4:2010/Amd 1:2019 is an amendment to the ISO 24534-4:2010 standard titled "Automatic vehicle and equipment identification - Electronic registration identification (ERI) for vehicles - Part 4: Secure communications using asymmetrical techniques". Published by ISO, this amendment enhances secure communication protocols using asymmetric cryptographic methods, ensuring improved security and integrity in automatic vehicle and equipment identification systems.
This standard addresses the electronic registration identification (ERI) processes vital for intelligent transport systems (ITS) and vehicle-to-infrastructure (V2I) communications. It focuses on protecting the exchange of sensitive vehicle registration data through secure channels enabled by public-key cryptography.
Key Topics
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Secure Communications with Asymmetric Techniques: The amendment updates definitions and error codes related to secure communication transactions involving public and private keys. It emphasizes the use of asymmetrical encryption algorithms to enhance security.
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Electronic Registration Identification (ERI): Defines structured transactions for retrieving, authenticating, commissioning, and withdrawing ERI data between vehicles and registration authorities.
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ASN.1 Modules for ERI Data Exchange: Specifies normative ASN.1 data modules describing various transaction protocols, such as:
- Retrieving authenticated or unauthenticated ERI data
- Commissioning and withdrawing vehicles’ ERI credentials
- Historical ERI data retrieval in encrypted or plaintext forms
- Managing public certificates and encryption keys
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Error Handling and Codes: Introduces comprehensive error codes related to various aspects such as illegal arguments, invalid certificates, unsupported encryption algorithms, resource limitations, and signature errors to ensure reliable communication and diagnostic capabilities.
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Commissioning and Withdrawal Processes: Defines procedures for securely commissioning Electronic Registration Transponders (ERTs) and withdrawing them, including transaction structures and error handling mechanisms.
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Access Control List Management: Details processes for updating and retrieving access control lists to control the authorities and devices permitted to interact with ERI systems.
Applications
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Intelligent Transport Systems (ITS): Supports applications that require secure vehicle identification for automated toll collection, traffic management, and regulatory enforcement.
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Vehicle Registration and Law Enforcement: Facilitates secure exchange of registration data between vehicles and governmental bodies, useful for law enforcement and vehicle administration.
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Electronic Toll Collection (ETC): Enhances security and interoperability for toll systems by enabling encrypted, authenticated communication of vehicle registration info.
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Fleet Management: Assists fleet operators in securely managing vehicle data and verifying vehicle identities during operations.
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Vehicle Authentication in Smart Cities: Adds robust security layers to authenticate vehicles interacting with smart infrastructure, reducing fraud and ensuring data integrity.
Related Standards
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ISO 24534-3: Specifies the vehicle data model used in ERI transactions, offering foundational data structures complementing Part 4’s secure communication protocols.
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ISO 17264: Provides interfaces related to ERI used in transportation systems and is referenced for embedded ERI data types.
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Intelligent Transport Systems Standards (ISO/TC 204): ISO 24534-4 forms part of the broader ITS suite by ISO/TC 204 focusing on secure, interoperable, and standardized vehicle identification methods.
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ISO/IEC Directives: Provides the procedural and editorial basis for developing and maintaining ISO standards, ensuring compliance in structure and content.
By implementing the updated asymmetric cryptographic techniques defined in ISO 24534-4:2010/Amd 1:2019, organizations can ensure that vehicle identification systems operate with enhanced security, safeguarding against unauthorized access, data tampering, and fraud. This standard is essential for stakeholders involved in digital vehicle registration, smart mobility solutions, and ITS infrastructure development.
Open preview (PDF)Automatic vehicle and equipment identification — Electronic registration identification (ERI) for vehicles — Part 4: Secure communications using asymmetrical techniques — Amendment 1