Cyber-Physical Vehicle Authentication via Cryptographic Binding
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Solution Overview
Problem
The enforcement of regulations on cyber-physical vehicles (CPVs) is challenging due to lack of binding between licensed operators and drones, leading to issues like unauthorized use, theft, and interference with law enforcement or emergency operations, as existing technologies fail to provide secure and efficient authentication and authorization mechanisms.
Innovation Solution
An Integrated Secure Device Manager (ISDM) system that includes a Module broadcasting a message with a Module token and public key, signed with a private key, which is validated by ISDM devices to determine authorization through a series of tests, ensuring only authorized modules can operate CPVs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If no binding mechanism is implemented between licensed operators and drones, then ease of operation and deployment is improved, but security and regulation enforcement deteriorate due to unauthorized use and theft
Solution Approach 1:
The system performs preliminary binding of the drone to the licensed operator's credentials during the authorization phase. The authorized operator's credentials are stored in the drone's memory before operation, establishing a pre-configured security linkage that enables regulation enforcement without complicating actual operation.
Solution Approach 2:
The drone autonomously verifies the operator's credentials and authorization status using the bound credentials in its memory. The system self-validates the operator- drone linkage through cryptographic verification of the authorized operator's credentials, eliminating the need for external monitoring while maintaining security.
2Reliability
If strong binding between licensed operator and drone is implemented, then security and prevention of theft is improved, but adaptability and lawful takeover capability deteriorate
Solution Approach 1:
The binding mechanism is designed to be dynamic rather than static. The authorized operator's credentials are stored in the drone's memory, allowing the system to verify authorization status and enable lawful takeover when necessary. The binding adapts to different operational scenarios while maintaining security through cryptographic verification.
3Device complexity
If naive or voluntary licensing solutions are used, then device complexity is reduced, but reliability deteriorates due to credential forgery and deceptive data broadcasting
Solution Approach 1:
The system replaces voluntary or naive licensing with a cryptographic authentication mechanism. The drone uses cryptographic verification to validate the operator's credentials and authorization status, substituting mechanical or administrative verification with secure digital authentication that prevents credential forgery and deceptive data broadcasting.
4Ease of manufacture
If no authentication mechanism is implemented, then ease of manufacture and deployment is improved, but harmful factors increase due to unauthorized operations and interference with law enforcement
Solution Approach 1:
The authentication mechanism is built into the drone system during manufacturing and configuration. The authorized operator's credentials are pre-bound in the drone's memory, enabling authentication functionality without complicating deployment. The system automatically verifies operator authorization during operation.
Data Source
AI summary
Systems and methods are described for a cyber-physical vehicle management system generated by an Integrated Secure Device Manager (ISDM) Authority configured to manage licensing and approval of Cyber-Physical Vehicle (CPV)s, a public/private key pair and a unique ID for the Authority, create a self-signed Authority token signed by the private key, send the Authority token to a plurality of ISDM Node device configured to verify Module device authenticity and in communication with the Authority, store, by each Node, the Authority token, and mark, by each Node, the Authority token as trusted.