State of the art of cyber-physical systems security: An automatic control perspective

YZ Lun, A D'Innocenzo, F Smarra, I Malavolta… - Journal of Systems and …, 2019 - Elsevier
Cyber-physical systems are integrations of computation, networking, and physical
processes. Due to the tight cyber-physical coupling and to the potentially disrupting …

Secure state estimation for cyber-physical systems under sensor attacks: A satisfiability modulo theory approach

Y Shoukry, P Nuzzo, A Puggelli… - … on Automatic Control, 2017 - ieeexplore.ieee.org
Secure state estimation is the problem of estimating the state of a dynamical system from a
set of noisy and adversarially corrupted measurements. Intrinsically a combinatorial …

Cyber-physical systems security: a systematic map** study

YZ Lun, A D'Innocenzo, I Malavolta… - arxiv preprint arxiv …, 2016 - arxiv.org
Cyber-physical systems are integrations of computation, networking, and physical
processes. Due to the tight cyber-physical coupling and to the potentially disrupting …

On Kalman filtering with compromised sensors: Attack stealthiness and performance bounds

CZ Bai, V Gupta, F Pasqualetti - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Control systems operate under the assumption that sensors are trustworthy. Yet, when
communication channels are unprotected or sensors are accessible from networked …

Secure state estimation against sensor attacks in the presence of noise

S Mishra, Y Shoukry, N Karamchandani… - … on Control of …, 2016 - ieeexplore.ieee.org
We consider the problem of estimating the state of a noisy linear dynamical system when an
unknown subset of sensors is arbitrarily corrupted by an adversary. We propose a secure …

SMT-based observer design for cyber-physical systems under sensor attacks

Y Shoukry, M Chong, M Wakaiki, P Nuzzo… - ACM Transactions on …, 2018 - dl.acm.org
We introduce a scalable observer architecture, which can efficiently estimate the states of a
discrete-time linear-time-invariant system whose sensors are manipulated by an attacker …

Secure Luenberger-like observers for cyber–physical systems under sparse actuator and sensor attacks

AY Lu, GH Yang - Automatica, 2018 - Elsevier
This paper investigates the secure state estimation problem for cyber–physical systems
(CPSs) under sparse actuator and sensor attacks. By introducing the notion of orthogonal …

Secure state estimation for cyber-physical systems under sparse sensor attacks via a switched Luenberger observer

AY Lu, GH Yang - Information sciences, 2017 - Elsevier
This paper investigates the secure state estimation problem for cyber-physical systems
(CPSs) under disturbance and sparse sensor attacks. Both the fixed and switched target …

A polynomial-time algorithm for the secure state estimation problem under sparse sensor attacks via state decomposition technique

AY Lu, GH Yang - IEEE Transactions on Automatic Control, 2023 - ieeexplore.ieee.org
This article investigates the secure state estimation problem for cyber–physical systems
(CPSs) under sparse sensor attacks. In the existing results, the secure state estimation is …

Secure switched observers for cyber-physical systems under sparse sensor attacks: A set cover approach

AY Lu, GH Yang - IEEE Transactions on Automatic Control, 2019 - ieeexplore.ieee.org
Secure state estimation for cyber-physical systems under sparse sensor attacks is the
problem of estimating the state from the corrupted measurements. Although such problem …