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2023-05-30
Aljohani, Nader, Agnew, Dennis, Nagaraj, Keerthiraj, Boamah, Sharon A., Mathieu, Reynold, Bretas, Arturo S., McNair, Janise, Zare, Alina.  2022.  Cross-Layered Cyber-Physical Power System State Estimation towards a Secure Grid Operation. 2022 IEEE Power & Energy Society General Meeting (PESGM). :1—5.
In the Smart Grid paradigm, this critical infrastructure operation is increasingly exposed to cyber-threats due to the increased dependency on communication networks. An adversary can launch an attack on a power grid operation through False Data Injection into system measurements and/or through attacks on the communication network, such as flooding the communication channels with unnecessary data or intercepting messages. A cross-layered strategy that combines power grid data, communication grid monitoring and Machine Learning-based processing is a promising solution for detecting cyber-threats. In this paper, an implementation of an integrated solution of a cross-layer framework is presented. The advantage of such a framework is the augmentation of valuable data that enhances the detection of anomalies in the operation of power grid. IEEE 118-bus system is built in Simulink to provide a power grid testing environment and communication network data is emulated using SimComponents. The performance of the framework is investigated under various FDI and communication attacks.