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A Protocol Layer Trust-Based Intrusion Detection Scheme for Wireless Sensor Networks
Jian Wang1, Shuai Jiang2, Abraham O Fapojuwo3
1School of Electronic Science and Engineering, National University of Defense Technology, Changsha 410073, China. jwang@nudt.edu.cn.
Sensors (Basel, Switzerland)
|May 31, 2017
Summary
This study introduces a new intrusion detection system for wireless sensor networks (WSNs) that assesses node trustworthiness across protocol layers. This method effectively detects sophisticated cross-layer attacks, improving network security.
Area of Science:
- Computer Science
- Network Security
- Wireless Sensor Networks
Background:
- Wireless Sensor Networks (WSNs) are vulnerable to sophisticated intrusions.
- Existing intrusion detection systems often fail to address cross-layer attacks effectively.
Purpose of the Study:
- To propose a novel protocol layer trust-based intrusion detection scheme for WSNs.
- To enhance the detection of diverse and complex cyber threats in WSNs.
Main Methods:
- Developed a trust evaluation mechanism considering parameter deviations at physical, media access control, and network layers.
- Combined per-layer trust metrics to establish an overall node trust score.
- Utilized t-distribution analysis to derive false positive and false negative probabilities.
Main Results:
- The proposed scheme demonstrated superior performance compared to a state-of-the-art method.
- Achieved higher detection probabilities and lower false probability rates across various attack scenarios.
- Validated analytical results with simulation data.
Conclusions:
- The protocol layer trust-based intrusion detection scheme is effective in identifying cross-layer attacks in WSNs.
- The approach offers a significant improvement in WSN security and reliability.
- Provides a robust framework for future research in WSN security.
