Context-Aware Security Authentication Using GPS and Image Features
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Solution Overview
Problem
Current security solutions for IoT devices and systems are not scalable and struggle to protect against new types of attacks, necessitating a context-aware security approach that integrates navigation and positioning methods to enhance security and personal information protection.
Innovation Solution
A security device equipped with a camera, sensing unit, and controller that captures images, extracts features, and uses context information such as distance, direction, GPS, and environmental data to authenticate objects through an ID-based signature or signcryption schema, providing a multi-factor authentication mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If current security solutions are used for IoT devices, then basic security protection is provided, but scalability and protection against new attacks are insufficient
Solution Approach 1:
The patent changes the parameters of authentication by incorporating context information (location, time, device state) into the authentication mechanism. This transforms static authentication into dynamic authentication that adapts to changing conditions, thereby improving both security reliability and adaptability to new attack vectors.
Solution Approach 2:
The security device performs multiple functions by integrating navigation and positioning capabilities with security authentication. The same device can authenticate users, track locations, and provide context-aware security features, making the system more versatile and scalable against various attack scenarios.
2Reliability
If context information is integrated into security authentication, then security level is enhanced, but device complexity increases
Solution Approach 1:
The patent merges navigation, positioning, and security authentication functions into a single integrated system. By combining these functions, the system achieves enhanced security through context information while managing device complexity through functional integration rather than separate components.
Solution Approach 2:
The patent introduces an intermediary authentication mechanism that uses context information as a mediator between the user and the security system. This intermediary layer simplifies the overall system architecture by centralizing the complexity of context processing in a dedicated authentication module rather than distributing it across multiple components.
3Adaptability or versatility
If navigation and positioning methods are integrated into security, then location-based authentication is improved, but measurement precision requirements increase
Solution Approach 1:
The patent changes the parameters used for location measurement by incorporating multiple types of context information (GPS coordinates, device orientation, temporal data). This multi-parameter approach improves location-based authentication capability while reducing the stringency of individual measurement precision requirements through redundancy and cross-validation of multiple data sources.
Data Source
AI summary
In some embodiments, a security device comprises a context information intake device, a sensor, and a controller. The controller is configured to activate the context information intake device when the sensor detects an activation event initiated by an object such that the context information intake device records context information associated with the object; and perform a context-aware cryptographic process to cryptographically authenticate the object using attribute-based access control based on the recorded context information associated with the object.