IoT UICC Identity Management for Secure Cellular Registration
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Solution Overview
Problem
Non-cellular-enabled Internet-of-things (IoT) devices lack standardized identity management and security protocols, complicating network resource management and authentication processes.
Innovation Solution
Implementing a universal integrated circuit card (UICC) in IoT devices to store immutable identity data and execute security applications, coupled with a security management service that analyzes device behavior and identity data to manage registration and access to cellular networks, ensuring authenticity and preventing unauthorized control.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If proprietary authentication and identity technologies are used for Internet-of-things devices, then device-specific security requirements can be met, but network management complexity increases significantly
Solution Approach 1:
The patent applies universality by enabling the UICC to serve multiple functions: storing immutable identity data for authentication, executing security applications for device-specific security policies, and managing certificates for encrypted communications. This single universal security element replaces multiple proprietary authentication mechanisms, thereby maintaining device security while reducing network management complexity.
Solution Approach 2:
The security management service acts as an intermediary between the UICC-equipped IoT devices and the cellular network. It receives authentication requests, verifies identity data against the device inventory, analyzes behavioral data for anomalies, and makes authorization decisions. This intermediary layer simplifies network management by centralizing security policies and providing a standardized interface for device authentication.
2Device complexity
If standardized identity management is implemented across all IoT devices, then network resource management is simplified, but adaptability to device-specific security requirements is reduced
Solution Approach 1:
The patent applies dynamics by enabling the UICC to execute security applications that can be dynamically updated and configured. The security management service can modify security policies, update authentication methods, and adjust access controls based on device-specific requirements and emerging threats. This dynamic approach allows standardized identity management while maintaining adaptability to device-specific security needs.
Solution Approach 2:
The patent utilizes parameter changes by allowing the security management service to modify authentication parameters, security policy settings, and access control rules based on device characteristics and risk assessments. The system can change security parameters dynamically without requiring physical reconfiguration of devices, thereby maintaining both standardization and adaptability.
3Reliability
If behavioral analysis and identity verification are performed for each access request, then unauthorized access is prevented, but processing time and resource consumption increase
Solution Approach 1:
The patent applies preliminary action by performing comprehensive identity verification and behavioral analysis during the initial device registration process. The security management service validates the UICC identity data against the device inventory, establishes baseline behavioral patterns, and pre-authenticates the device before it accesses network resources. This preliminary verification reduces processing time for subsequent access requests while maintaining high security standards.
Solution Approach 2:
The system implements feedback by continuously monitoring device behavioral data and comparing it against established baselines. When anomalies are detected, the security management service can trigger additional verification steps or revoke access. This feedback mechanism maintains high security by adapting to changing device behavior while avoiding unnecessary processing for normal, expected operations.
Data Source
AI summary
A security management service for Internet-of-things devices can obtain, from an Internet-of-things device and via a cellular network, a request by the Internet-of-things device to register with the cellular network, the Internet-of-things device including a universal integrated circuit card that stores a unique identifier for the Internet-of-things device and a cellular transceiver. The security management service can obtain behavioral data describing activity associated with the Internet-of-things device and can determine, based on the identity data and the behavioral data, if the Internet-of-things device is operating normally and as expected and if the Internet-of-things device is under the control of any unauthorized entity before allowing the Internet-of-things device to register with the cellular network.