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Network Intrusion Detection Systems (NIDS) are essential tools for detecting network attacks and intrusions. While extensive research has explored the use of supervised Machine Learning for attack detection and characterisation, these…

Cryptography and Security · Computer Science 2026-04-23 Georgios Anyfantis , Pere Barlet-Ros

Anomaly detection (AD) has been recently employed in the context of edge cloud computing, e.g., for intrusion detection and identification of performance issues. However, state-of-the-art anomaly detection procedures do not systematically…

Networking and Internet Architecture · Computer Science 2024-01-17 Sotiris Skaperas , George Koukis , Ioanna Angeliki Kapetanidou , Vassilis Tsaoussidis , Lefteris Mamatas

Anomaly detection is an important function in IoT applications for finding outliers caused by abnormal events. Anomaly detection sometimes comes with high-frequency data sampling which should be carried out at Edge devices rather than…

Machine Learning · Computer Science 2024-07-17 Hideya Ochiai , Riku Nishihata , Eisuke Tomiyama , Yuwei Sun , Hiroshi Esaki

The global generation of renewable energy has rapidly increased, primarily due to the installation of large-scale renewable energy power plants. However, monitoring renewable energy assets in these large plants remains challenging due to…

Computer Vision and Pattern Recognition · Computer Science 2024-01-10 Divyanshi Dwivedi , K. Victor Sam Moses Babu , Pradeep Kumar Yemula , Pratyush Chakraborty , Mayukha Pal

Anomaly detecting as an important technical in cloud computing is applied to support smooth running of the cloud platform. Traditional detecting methods based on statistic, analysis, etc. lead to the high false-alarm rate due to…

Machine Learning · Computer Science 2019-01-29 Jing Zhang

Power system state estimation is being faced with different types of anomalies. These might include bad data caused by gross measurement errors or communication system failures. Sudden changes in load or generation can be considered as…

Systems and Control · Electrical Eng. & Systems 2023-08-11 Sajjad Asefi , Mile Mitrovic , Dragan Ćetenović , Victor Levi , Elena Gryazina , Vladimir Terzija

Effective anomaly detection from logs is crucial for enhancing cybersecurity defenses by enabling the early identification of threats. Despite advances in anomaly detection, existing systems often fall short in areas such as post-detection…

Cryptography and Security · Computer Science 2025-04-04 Zhuoran Tan , Qiyuan Wang , Christos Anagnostopoulos , Shameem P. Parambath , Jeremy Singer , Sam Temple

Developing an accurate and fast anomaly detection model is an important task in real-time computer vision applications. There has been much research to develop a single model that detects either structural or logical anomalies, which are…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Shota Sugawara , Ryuji Imamura

Advances in edge computing are powering the development and deployment of Internet of Things (IoT) systems to provide advanced services and resource efficiency. However, large-scale IoT-based load-altering attacks (LAAs) can seriously…

Systems and Control · Electrical Eng. & Systems 2022-03-23 Subhash Lakshminarayana , Saurav Sthapit , Hamidreza Jahangir , Carsten Maple , H Vincent Poor

This paper presents a novel and flexible solution for fault prediction based on data collected from SCADA system. Fault prediction is offered at two different levels based on a data-driven approach: (a) generic fault/status prediction and…

Unlike conventional anomaly detection research that focuses on point anomalies, our goal is to detect anomalous collections of individual data points. In particular, we perform group anomaly detection (GAD) with an emphasis on irregular…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Raghavendra Chalapathy , Edward Toth , Sanjay Chawla

This paper proposes a cyber-resilient distributed control strategy equipped with attack detection capabilities for islanded AC microgrids in the presence of bounded stealthy cyber attacks affecting both frequency and power information…

Systems and Control · Electrical Eng. & Systems 2024-01-02 Vaibhav Vaishnav , Anoop Jain , Dushyant Sharma

Predicting and classifying faults in electricity networks is crucial for uninterrupted provision and keeping maintenance costs at a minimum. Thanks to the advancements in the field provided by the smart grid, several data-driven approaches…

Cryptography and Security · Computer Science 2024-07-16 Emad Efatinasab , Francesco Marchiori , Alessandro Brighente , Mirco Rampazzo , Mauro Conti

We propose a comprehensive approach to increase the reliability and resilience of future power grids rich in distributed energy resources. Our distributed scheme combines federated learning-based attack detection with a local electricity…

Machine Learning · Computer Science 2024-07-17 Lucas Pereira , Vineet Jagadeesan Nair , Bruno Dias , Hugo Morais , Anuradha Annaswamy

Ensuring secure and reliable operations of the power grid is a primary concern of system operators. Phasor measurement units (PMUs) are rapidly being deployed in the grid to provide fast-sampled operational data that should enable quicker…

Signal Processing · Electrical Eng. & Systems 2019-11-15 Christopher Hannon , Deepjyoti Deka , Dong Jin , Marc Vuffray , Andrey Y. Lokhov

Today's Cyber-Physical Systems (CPSs) are large, complex, and affixed with networked sensors and actuators that are targets for cyber-attacks. Conventional detection techniques are unable to deal with the increasingly dynamic and complex…

Machine Learning · Computer Science 2019-01-16 Dan Li , Dacheng Chen , Jonathan Goh , See-kiong Ng

As one of the most sophisticated attacks against power grids, coordinated cyber-physical attacks (CCPAs) damage the power grid's physical infrastructure and use a simultaneous cyber attack to mask its effect. This work proposes a novel…

Systems and Control · Electrical Eng. & Systems 2022-07-26 Yexiang Chen , Subhash Lakshminarayana , Fei Teng

Semi-supervised methods of anomaly detection have seen substantial advancement in recent years. Of particular interest are applications of such methods to diverse, real-world anomaly detection problems where anomalous variations can vary…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Jack W. Barker , Toby P. Breckon

As the network slicing is one of the critical enablers in communication networks, one anomalous physical node (PN) or physical link (PL) in substrate networks that carries multiple virtual network elements can cause significant performance…

Networking and Internet Architecture · Computer Science 2022-01-07 Weili Wang , Chengchao Liang , Qianbin Chen , Lun Tang , Halim Yanikomeroglu

Smart grids are designed to efficiently handle variable power demands, especially for large loads, by real-time monitoring, distributed generation and distribution of electricity. However, the grid's distributed nature and the internet…

Systems and Control · Electrical Eng. & Systems 2024-11-26 Anjana B. , Suman Maiti , Sunandan Adhikary , Soumyajit Dey , Ashish R. Hota