Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems

Network attack detection is a crucial issue in cyber–physical systems. One classical type of network attack is the replay attack. Although the watermarking scheme has proven to be effective in detecting replay attacks, it may confront numerous challenges when applied to process control systems. The...

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Main Authors: Shunli Zhao, Qisen Li, Haifeng Cao
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/12/18/3812
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author Shunli Zhao
Qisen Li
Haifeng Cao
author_facet Shunli Zhao
Qisen Li
Haifeng Cao
author_sort Shunli Zhao
collection DOAJ
description Network attack detection is a crucial issue in cyber–physical systems. One classical type of network attack is the replay attack. Although the watermarking scheme has proven to be effective in detecting replay attacks, it may confront numerous challenges when applied to process control systems. The watermarking signal, which consists of independent and identically distributed Gaussian noise sequences, responds slowly to industrial process control systems. To address this issue, two novel smooth watermarking methods are proposed. The smooth watermarking signals exhibit low-frequency characteristics, enabling them to effectively handle large inertia processes. The proposed schemes are validated through two simulated examples. These examples indicate that the proposed methods can significantly enhance detection efficiency while minimizing additional control performance loss.
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spelling doaj.art-fde7b225fbb444d5ac709ecb733691072023-11-19T10:21:41ZengMDPI AGElectronics2079-92922023-09-011218381210.3390/electronics12183812Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control SystemsShunli Zhao0Qisen Li1Haifeng Cao2School of Electrical Engineering and Automation, Tianjin University of Technology, Tianjin 300384, ChinaSchool of Electrical Engineering and Automation, Tianjin University of Technology, Tianjin 300384, ChinaSchool of Electrical Engineering and Automation, Tianjin University of Technology, Tianjin 300384, ChinaNetwork attack detection is a crucial issue in cyber–physical systems. One classical type of network attack is the replay attack. Although the watermarking scheme has proven to be effective in detecting replay attacks, it may confront numerous challenges when applied to process control systems. The watermarking signal, which consists of independent and identically distributed Gaussian noise sequences, responds slowly to industrial process control systems. To address this issue, two novel smooth watermarking methods are proposed. The smooth watermarking signals exhibit low-frequency characteristics, enabling them to effectively handle large inertia processes. The proposed schemes are validated through two simulated examples. These examples indicate that the proposed methods can significantly enhance detection efficiency while minimizing additional control performance loss.https://www.mdpi.com/2079-9292/12/18/3812network attackattack detectionreplay attacksmooth watermarkingsliding smooth watermarking
spellingShingle Shunli Zhao
Qisen Li
Haifeng Cao
Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
Electronics
network attack
attack detection
replay attack
smooth watermarking
sliding smooth watermarking
title Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
title_full Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
title_fullStr Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
title_full_unstemmed Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
title_short Improved Smooth Watermarking Methods for Detecting Replay Attacks in Process Control Systems
title_sort improved smooth watermarking methods for detecting replay attacks in process control systems
topic network attack
attack detection
replay attack
smooth watermarking
sliding smooth watermarking
url https://www.mdpi.com/2079-9292/12/18/3812
work_keys_str_mv AT shunlizhao improvedsmoothwatermarkingmethodsfordetectingreplayattacksinprocesscontrolsystems
AT qisenli improvedsmoothwatermarkingmethodsfordetectingreplayattacksinprocesscontrolsystems
AT haifengcao improvedsmoothwatermarkingmethodsfordetectingreplayattacksinprocesscontrolsystems