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U.S. Department of Transportation
Research and Innovative Technology Administration
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Devices
§Security processes – either cryptographic or physical – will be applied to all device interfaces used for operational and maintenance purposes.
§Mobile (Onboard)
□Integrated Vehicle Devices
□Aftermarket Safety Devices
□Vehicle Awareness Devices
□Heavy (Truck, Transit) Devices
§Field (Roadside)
□Roadside Equipment
§Center (Internet)
□Security Credential Management System
□Log File Management System
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•All provisioning and maintenance will take place using local interfaces.  No means for modifying devices via the Internet will be allowed.
•All interactions that cause a result to occur in a device will be initiated by the most vulnerable party to the interaction.  Onboard equipment will initiate interactions with roadside equipment.  Roadside equipment will initiate interactions with Internet-based equipment.
•The Test Conductor will have final responsibility for access and control to HIA, ASD, and RSE devices used in the Safety Pilot/Model deployment during the.  CAMP will have final responsibility for access and control of Integrated Vehicle devices.  The assigned contractors will have final responsibility for access and control of heavy vehicle and transit vehicle devices.