Secure Two-Way Beacon for IoT Systems
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Solution Overview
Problem
Current IoT systems face challenges in securely connecting and managing IoT devices over long ranges and ensuring secure communication and data exchange without formal pairing, particularly in scenarios like event tracking and device control.
Innovation Solution
Implementing a secure two-way beacon system using Bluetooth Low Energy (BLE) technology that enables secure communication and data exchange between IoT devices and hubs, allowing for secure identification, tracking, and control of IoT devices without formal pairing, utilizing advanced encryption techniques and secure communication protocols.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If secure communication protocols and encryption techniques are implemented in IoT systems, then security is improved, but device complexity increases
Solution Approach 1:
The patent introduces a hub as an intermediary device that manages security protocols and encryption operations. The hub performs the complex cryptographic operations and authentication procedures, while IoT devices can communicate with it using simplified protocols. This mediator approach allows secure communication without requiring each IoT device to implement full security stacks, thus improving security while limiting the complexity increase at the device level.
2Reliability
If formal pairing procedures are required for secure communication, then security is improved, but ease of operation deteriorates
Solution Approach 1:
The patent implements preliminary pairing actions where devices establish secure connections in advance through automated procedures. The hub pre-establishes trusted relationships with IoT devices, and location-based authentication mechanisms are set up beforehand. When devices need to communicate, the preliminary pairing work already done allows for快速 authentication without requiring users to go through complex pairing procedures at the moment of use, thus maintaining security while improving ease of operation.
Solution Approach 2:
The system incorporates feedback mechanisms where the hub monitors device locations, communication patterns, and authentication status. Based on this feedback, the system can automatically adjust authentication requirements and streamline pairing processes for trusted devices. The feedback loop allows the system to learn from usage patterns and reduce unnecessary pairing steps while maintaining security for unauthorized access attempts.
3Adaptability or versatility
If location tracking and monitoring features are added to IoT devices, then functionality is improved, but use of energy increases
Solution Approach 1:
The patent implements periodic location updates rather than continuous tracking. IoT devices transmit their location information to the hub at predetermined intervals or when specific triggers occur (e.g., entering or leaving a geofenced area). This periodic action provides the functionality needed for location-based services and security monitoring while significantly reducing energy consumption compared to continuous GPS or wireless positioning operations.
Solution Approach 2:
The system employs passive location determination methods where possible, utilizing existing wireless communication signals for triangulation and positioning without requiring active GPS receivers to be constantly powered. The hub performs location calculations based on signal strength and timing information from periodic device transmissions, allowing location tracking functionality while minimizing the energy burden on battery-powered IoT devices.
Data Source
AI summary
An apparatus and method are described for implementing a 2-way beacon. For example, one embodiment of an apparatus comprises: a beacon to transmit a first advertisement packet associated with 1-way functions available from the beacon and to further transmit a second advertisement packet associated with 2-way functions available from the beacon; the first advertisement packet to cause an app and/or hub to be initialized on a mobile device; and the second advertisement packet to cause the beacon to establish a first secure communication channel to a cloud service through the app and/or hub.