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Review on Security Issues and Applications of Trust Mechanism in Wireless Sensor Networks
Zhengxin Xia1,2, Zhe Wei3, Huan Zhang3
1College of Continuing Education, Nanjing University of Posts and Telecommunications, Nanjing 210042, China.
Computational Intelligence and Neuroscience
|October 7, 2022
Summary
Designing scalable security for wireless sensor networks (WSNs) is challenging due to decentralized structures and node vulnerabilities. This study explores WSN security standards, challenges, and proposes reputation and trust mechanisms for enhanced network resilience.
Area of Science:
- Computer Science
- Network Security
- Distributed Systems
Background:
- Wireless Sensor Networks (WSNs) present unique security challenges due to their decentralized nature and susceptibility to node failures and physical damage.
- Scalability of security mechanisms is difficult as WSNs expand, making node monitoring and vulnerability identification arduous.
- Existing security approaches struggle to address the dynamic and distributed characteristics of WSNs effectively.
Purpose of the Study:
- To comprehensively review WSN security standards and identify current security challenges.
- To analyze internal/external and active/passive attacks prevalent in WSNs.
- To investigate the application of reputation and trust mechanisms for enhancing WSN security.
Main Methods:
- Detailed discussion of WSN security requirements and existing threats.
- Analysis of various attack vectors, including internal, external, active, and passive.
- Exploration of reputation and trust concepts, systems, and their implementation in WSNs.
Main Results:
- Identification of critical security vulnerabilities inherent in WSN architectures.
- Classification and analysis of diverse attack types impacting WSN integrity.
- Demonstration of the potential of reputation and trust systems to mitigate security risks.
Conclusions:
- WSN security is paramount and requires tailored solutions beyond traditional network security.
- Reputation and trust mechanisms offer a promising framework for building robust and scalable security in WSNs.
- Further research into the practical implementation and optimization of trust-based security in WSNs is warranted.
