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Detection of False Data Injection Attacks in Distributed State Estimation of Power Networks

Sho OBATA, Koichi KOBAYASHI, Yuh YAMASHITA

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Summary :

In a power network, it is important to detect a cyber attack. In this paper, we propose a method for detecting false data injection (FDI) attacks in distributed state estimation. An FDI attack is well known as one of the typical cyber attacks in a power network. As a method of FDI attack detection, we consider calculating the residual (i.e., the difference between the observed and estimated values). In the proposed detection method, the tentative residual (estimated error) in ADMM (Alternating Direction Method of Multipliers), which is one of the powerful methods in distributed optimization, is applied. First, the effect of an FDI attack is analyzed. Next, based on the analysis result, a detection parameter is introduced based on the residual. A detection method using this parameter is then proposed. Finally, the proposed method is demonstrated through a numerical example on the IEEE 14-bus system.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E106-A No.5 pp.729-735
Publication Date
2023/05/01
Publicized
2022/10/24
Online ISSN
1745-1337
DOI
10.1587/transfun.2022MAP0010
Type of Manuscript
Special Section PAPER (Special Section on Mathematical Systems Science and its Applications)
Category

Authors

Sho OBATA
  Hokkaido University
Koichi KOBAYASHI
  Hokkaido University
Yuh YAMASHITA
  Hokkaido University

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