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Physical consequences to power systems of false data injection cyber-attacks are considered. Prior work has shown that the worst-case consequences of such an attack can be determined using a bi-level optimization problem, wherein an attack…

Systems and Control · Computer Science 2016-05-24 Zhigang Chu , Jiazi Zhang , Oliver Kosut , Lalitha Sankar

Understanding smart grid cyber attacks is key for developing appropriate protection and recovery measures. Advanced attacks pursue maximized impact at minimized costs and detectability. This paper conducts risk analysis of combined data…

Cryptography and Security · Computer Science 2017-08-29 Kaikai Pan , André Teixeira , Milos Cvetkovic , Peter Palensky

A new mechanism aimed at misleading a power system control center about the source of a data attack is proposed. As a man-in-the-middle state attack, a data framing attack is proposed to exploit the bad data detection and identification…

Cryptography and Security · Computer Science 2014-11-03 Jinsub Kim , Lang Tong , Robert J. Thomas

Future power networks will be characterized by safe and reliable functionality against physical malfunctions and cyber attacks. This paper proposes a unified framework and advanced monitoring procedures to detect and identify network…

Optimization and Control · Mathematics 2011-03-16 Fabio Pasqualetti , Florian Dörfler , Francesco Bullo

This paper presents a new framework of identifying a series of cyber data attacks on power system synchrophasor measurements. We focus on detecting "unobservable" cyber data attacks that cannot be detected by any existing method that purely…

Information Theory · Computer Science 2016-11-03 Pengzhi Gao , Meng Wang , Joe H. Chow , Scott G. Ghiocel , Bruce Fardanesh , George Stefopoulos , Michael P. Razanousky

In this paper a new class of cyber attacks against state estimation in the electric power grid is considered. This class of attacks is named false data injection attacks. We show that with the knowledge of the system configuration an…

Cryptography and Security · Computer Science 2018-09-20 Muneer Mohammad

In a macro-economic system, all major sectors: agriculture, extraction of natural resources, manufacturing, construction, transport, communication and health services, are dependent on a reliable supply of electricity. Targeted attacks on…

Systems and Control · Electrical Eng. & Systems 2020-02-26 Sagnik Basumallik

A class of data integrity attack, known as false data injection (FDI) attack, has been studied with a considerable amount of work. It has shown that with perfect knowledge of the system model and the capability to manipulate a certain…

Cryptography and Security · Computer Science 2017-08-29 Kaikai Pan , André Teixeira , Milos Cvetkovic , Peter Palensky

This paper studies the performance and resilience of a cyber-physical control system (CPCS) with attack detection and reactive attack mitigation. It addresses the problem of deriving an optimal sequence of false data injection attacks that…

Cryptography and Security · Computer Science 2017-06-07 Subhash Lakshminarayana , Teo Zhan Teng , David K. Y. Yau , Rui Tan

Data attacks on meter measurements in the power grid can lead to errors in state estimation. This paper presents a new data attack model where an adversary produces changes in state estimation despite failing bad-data detection checks. The…

Cryptography and Security · Computer Science 2015-05-11 Deepjyoti Deka , Ross Baldick , Sriram Vishwanath

We model the risk posed by a malicious cyber-attacker seeking to induce grid insecurity by means of a load redistribution attack, while explicitly acknowledging that such an actor would plausibly base its decision strategy on imperfect…

Cryptography and Security · Computer Science 2021-10-04 Efthymios Karangelos , Louis Wehenkel

Accurate state estimation is of paramount importance to maintain the power system operating in a secure and efficient state. The recently identified coordinated data injection attacks to meter measurements can bypass the current security…

Cryptography and Security · Computer Science 2018-08-19 Suzhi Bi , Ying Jun Zhang

Applications of cyber technologies improve the quality of monitoring and decision making in smart grid. These cyber technologies are vulnerable to malicious attacks, and compromising them can have serious technical and economical problems.…

Cryptography and Security · Computer Science 2016-11-15 Mohammad Esmalifalak , Ge Shi , Zhu Han , Lingyang Song

This paper studies physical consequences of unobservable false data injection (FDI) attacks designed only with information inside a sub-network of the power system. The goal of this attack is to overload a chosen target line without being…

Systems and Control · Computer Science 2018-05-03 Jiazi Zhang , Zhigang Chu , Lalitha Sankar , Oliver Kosut

There have been extensive efforts in government, academia, and industry to anticipate, forecast, and mitigate cyber attacks. A common approach is time-series forecasting of cyber attacks based on data from network telescopes, honeypots, and…

Data analytics and machine learning techniques are being rapidly adopted into the power system, including power system control as well as electricity market design. In this paper, from an adversarial machine learning point of view, we…

Machine Learning · Computer Science 2019-11-19 Jingshi Cui , Haoxiang Wang , Chenye Wu , Yang Yu

The emerging wide area monitoring systems (WAMS) have brought significant improvements in electric grids' situational awareness. However, the newly introduced system can potentially increase the risk of cyber-attacks, which may be disguised…

Cryptography and Security · Computer Science 2021-08-26 Gabriel Intriago , Yu Zhang

Phasor measurement units (PMUs) can be effectively utilized for the monitoring and control of the power grid. As the cyber-world becomes increasingly embedded into power grids, the risks of this inevitable evolution become serious. In this…

Systems and Control · Computer Science 2016-05-23 Ahmad F. Taha , Junjian Qi , Jianhui Wang , Jitesh H. Panchal

Power systems become more prone to cyber-attacks due to the high integration of information technologies. In this paper, we demonstrate that the outages of some lines can be masked by injecting false data into a set of measurements. The…

Cryptography and Security · Computer Science 2015-11-24 Xuan Liu , Zhiyi Li , Zuyi Li

The ability to accurately predict cyber-attacks would enable organizations to mitigate their growing threat and avert the financial losses and disruptions they cause. But how predictable are cyber-attacks? Researchers have attempted to…

Cryptography and Security · Computer Science 2020-04-10 Nazgol Tavabi , Andrés Abeliuk , Negar Mokhberian , Jeremy Abramson , Kristina Lerman
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