Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems

To solve the consensus problem of multi-agent systems in the environment of cyber attacks and information eavesdropping, an average consensus algorithm that can effectively resist network denial of service (DoS) attacks and protect nodes’ state privacy was proposed.Firstly, combined with the charact...

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Main Authors: Ming XU, Baojun ZHANG, Yiming WU, Chenduo YING, Ning ZHENG
Format: Article
Language:zho
Published: Editorial Department of Journal on Communications 2023-03-01
Series:Tongxin xuebao
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Online Access:http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2023049/
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author Ming XU
Baojun ZHANG
Yiming WU
Chenduo YING
Ning ZHENG
author_facet Ming XU
Baojun ZHANG
Yiming WU
Chenduo YING
Ning ZHENG
author_sort Ming XU
collection DOAJ
description To solve the consensus problem of multi-agent systems in the environment of cyber attacks and information eavesdropping, an average consensus algorithm that can effectively resist network denial of service (DoS) attacks and protect nodes’ state privacy was proposed.Firstly, combined with the characteristics of DoS attacks in networked control systems, a periodic DoS attack model related to time was constructed.Then a distributed network node information processing mechanism based on differential privacy was proposed by using the information interaction between neighbor nodes, and then it was introduced into the average consensus algorithm.Furthermore, combined with the event-triggered mechanism, a consensus algorithm method suitable for undirected communication networks under DoS attacks was proposed, and its convergence and privacy protection performance were analyzed strictly mathematically.Finally, the effectiveness of the proposed algorithm was verified by a numerical simulation experiment and hardware experiment.
format Article
id doaj-art-e08b2308f0f54083bfdcc68dfeb9f221
institution Kabale University
issn 1000-436X
language zho
publishDate 2023-03-01
publisher Editorial Department of Journal on Communications
record_format Article
series Tongxin xuebao
spelling doaj-art-e08b2308f0f54083bfdcc68dfeb9f2212025-01-14T06:23:20ZzhoEditorial Department of Journal on CommunicationsTongxin xuebao1000-436X2023-03-014411712759387762Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systemsMing XUBaojun ZHANGYiming WUChenduo YINGNing ZHENGTo solve the consensus problem of multi-agent systems in the environment of cyber attacks and information eavesdropping, an average consensus algorithm that can effectively resist network denial of service (DoS) attacks and protect nodes’ state privacy was proposed.Firstly, combined with the characteristics of DoS attacks in networked control systems, a periodic DoS attack model related to time was constructed.Then a distributed network node information processing mechanism based on differential privacy was proposed by using the information interaction between neighbor nodes, and then it was introduced into the average consensus algorithm.Furthermore, combined with the event-triggered mechanism, a consensus algorithm method suitable for undirected communication networks under DoS attacks was proposed, and its convergence and privacy protection performance were analyzed strictly mathematically.Finally, the effectiveness of the proposed algorithm was verified by a numerical simulation experiment and hardware experiment.http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2023049/multi-agent systemaverage consensusDoS attackprivacy protectioncyber security
spellingShingle Ming XU
Baojun ZHANG
Yiming WU
Chenduo YING
Ning ZHENG
Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
Tongxin xuebao
multi-agent system
average consensus
DoS attack
privacy protection
cyber security
title Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
title_full Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
title_fullStr Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
title_full_unstemmed Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
title_short Cyber attacks and privacy protection distributed consensus algorithm for multi-agent systems
title_sort cyber attacks and privacy protection distributed consensus algorithm for multi agent systems
topic multi-agent system
average consensus
DoS attack
privacy protection
cyber security
url http://www.joconline.com.cn/zh/article/doi/10.11959/j.issn.1000-436x.2023049/
work_keys_str_mv AT mingxu cyberattacksandprivacyprotectiondistributedconsensusalgorithmformultiagentsystems
AT baojunzhang cyberattacksandprivacyprotectiondistributedconsensusalgorithmformultiagentsystems
AT yimingwu cyberattacksandprivacyprotectiondistributedconsensusalgorithmformultiagentsystems
AT chenduoying cyberattacksandprivacyprotectiondistributedconsensusalgorithmformultiagentsystems
AT ningzheng cyberattacksandprivacyprotectiondistributedconsensusalgorithmformultiagentsystems