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Risk Assessment and Defense Resource Allocation of Cyber-physical Distribution Systems Under Denial-of-service Attacks

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With the help of advanced information technol-ogy,real-time monitoring and control levels of cyber-physical distribution systems(CPDS)have been significantly improved.However due to the deep integration of cyber and physical systems,attackers could still threaten the stable operation of CPDS by launching cyber-attacks,such as denial-of-service(DoS)attacks.Thus,it is necessary to study the CPDS risk assessment and defense resource allocation methods under DoS attacks.This paper analyzes the impact of DoS attacks on the physical system based on the CPDS fault self-healing control.Then,considering attacker and defender strategies and attack damage,a CPDS risk assessment framework is established.Furthermore,risk assessment and defense resource allocation methods,based on the Stackelberg dynamic game model,are proposed under conditions in which the cyber and physical systems are launched simultaneously.Finally,a simulation based on an actual CPDS is performed,and the calculation results verify the effectiveness of the algorithm.

Cyber physical distribution systemdefense resource allocationdenial-of-service attackrisk assessmentStackelberg dynamic game model

Han Qin、Jiaming Weng、Dong Liu、Donglian Qi、Yufei Wang

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School of Electronic Information and Electrical Engineering,Shanghai Jiao Tong University,Shanghai 200240,China

School of Electrical Engineering,Zhejiang University,Hangzhou 310027,China

China Electric Power Research Institute,Beijing 102209,China

National Key Research and Development Program of ChinaNational Natural Science Foundation of China

2017YFB090300051677116

2024

中国电机工程学会电力与能源系统学报(英文版)
中国电机工程学会

中国电机工程学会电力与能源系统学报(英文版)

CSTPCDEI
ISSN:2096-0042
年,卷(期):2024.10(5)