Secure-by-construction synthesis of cyber-physical systems

S Liu, A Trivedi, X Yin, M Zamani - Annual Reviews in Control, 2022 - Elsevier
Correct-by-construction synthesis is a cornerstone of the confluence of formal methods and
control theory towards designing safety-critical systems. Instead of following the time-tested …

A classification of cybersecurity strategies in the context of discrete event systems

S Oliveira, AB Leal, M Teixeira, YK Lopes - Annual reviews in Control, 2023 - Elsevier
In recent years, cybersecurity has received increasing attention due to the demand from a
large class of networked systems for resilience against cyberattacks that may compromise …

Analysis and control for resilience of discrete event systems: Fault diagnosis, opacity and cyber security

JC Basilio, CN Hadjicostis, R Su - Foundations and Trends® …, 2021 - nowpublishers.com
Abstract System resilience captures the ability of the system to withstand a major disruption
within acceptable performance degradation and to recover within an acceptable time frame …

Security-preserving multi-agent coordination for complex temporal logic tasks

X Yu, X Yin, S Li, Z Li - Control Engineering Practice, 2022 - Elsevier
This paper investigates the coordination of multiple agents for high-level tasks described by
linear temporal logics (LTL). The general purpose for multi-agent coordination is to …

Verification and enforcement of strong infinite-and k-step opacity using state recognizers

Z Ma, X Yin, Z Li - Automatica, 2021 - Elsevier
In this paper, we study the verification and enforcement problems of strong infinite-step
opacity and k-step opacity for partially observed discrete-event systems modeled by finite …

On approximate opacity of cyber-physical systems

X Yin, M Zamani, S Liu - IEEE Transactions on Automatic …, 2020 - ieeexplore.ieee.org
Opacity is an important information-flow security property in the analysis of cyber-physical
systems. It captures the plausible deniability of the system's secret behavior in the presence …

Strong current-state and initial-state opacity of discrete-event systems

X Han, K Zhang, J Zhang, Z Li, Z Chen - Automatica, 2023 - Elsevier
Opacity, as an important property in information-flow security, characterizes the ability of a
system to keep some secret information from an intruder. In discrete-event systems, based …

Optimal supervisory control with mean payoff objectives and under partial observation

Y Ji, X Yin, S Lafortune - Automatica, 2021 - Elsevier
We investigate optimal mean payoff supervisory control problems on partially observed
discrete event systems modeled as weighted finite-state automata. The event weights …

Secure-by-construction optimal path planning for linear temporal logic tasks

S Yang, X Yin, S Li, M Zamani - 2020 59th IEEE Conference on …, 2020 - ieeexplore.ieee.org
In this paper, we investigate the problem of planning an optimal infinite path for a single
robot to achieve a linear temporal logic (LTL) task with security guarantee. We assume that …

Compositional and abstraction-based approach for synthesis of edit functions for opacity enforcement

S Mohajerani, Y Ji, S Lafortune - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
This article develops a novel compositional and abstraction-based approach to synthesize
edit functions for opacity enforcement in modular discrete event systems. Edit functions alter …