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Published on: November 24, 2016
ReTrust: attack-resistant and lightweight trust management for medical sensor networks
Daojing He1, Chun Chen, Sammy Chan
1Zhejiang Provincial Key Laboratory of Service Robot, College of Computer Science, Zhejiang University, Hangzhou 310027, China. hedaojinghit@gmail.com
Summary
ReTrust is a new, lightweight trust management scheme for wireless medical sensor networks (MSNs). It enhances security by resisting attacks and improving network performance in health monitoring applications.
Area of Science:
- Computer Science
- Biomedical Engineering
- Network Security
Background:
- Wireless medical sensor networks (MSNs) offer ubiquitous health monitoring but face unique security and performance challenges.
- Existing trust management systems are often ill-suited for MSNs and can be vulnerable to attacks, an issue frequently overlooked.
Purpose of the Study:
- To identify and address the security and performance challenges in wireless medical sensor networks.
- To develop an attack-resistant and lightweight trust management scheme specifically for MSNs.
Main Methods:
- Proposed a two-tier architecture for wireless medical sensor networks.
- Developed a novel trust management scheme named ReTrust, designed to be lightweight and attack-resistant.
- Conducted experiments using the Collection Tree Protocol on TelosB motes to evaluate ReTrust's effectiveness.
Main Results:
- ReTrust efficiently detects malicious or faulty behaviors within the network.
- The proposed scheme significantly improves the practical network performance of MSNs.
- Experimental results validate the effectiveness of ReTrust in enhancing security and performance.
Conclusions:
- The developed ReTrust scheme provides a robust solution for trust management in wireless medical sensor networks.
- ReTrust effectively balances security requirements with the need for lightweight, efficient operation in health monitoring scenarios.
