A survey of cyber attacks on cyber physical systems: Recent advances and challenges
A cyber physical system (CPS) is a complex system that integrates sensing, computation,
control and networking into physical processes and objects over Internet. It plays a key role …
control and networking into physical processes and objects over Internet. It plays a key role …
Secure-by-construction synthesis of cyber-physical systems
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 …
control theory towards designing safety-critical systems. Instead of following the time-tested …
Analysis and control for resilience of discrete event systems: Fault diagnosis, opacity and cyber security
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 …
within acceptable performance degradation and to recover within an acceptable time frame …
Enforcing opacity by insertion functions under multiple energy constraints
This paper investigates the enforcement of opacity by insertion functions subject to multiple
quantitative constraints capturing resource or energy limitations. There is a malicious …
quantitative constraints capturing resource or energy limitations. There is a malicious …
On approximate opacity of cyber-physical systems
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 …
systems. It captures the plausible deniability of the system's secret behavior in the presence …
Multi-step state-based opacity for unambiguous weighted machines
Z Zhang, C **a, G Qi, J Fu - Science China Information Sciences, 2024 - Springer
Opacity is a central concept in the issue of privacy security and has been studied extensively
in fields such as finite automata, probabilistic automata, and stochastic automata. Here, we …
in fields such as finite automata, probabilistic automata, and stochastic automata. Here, we …
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 …
system to keep some secret information from an intruder. In discrete-event systems, based …
Synthesis of dynamic masks for infinite-step opacity
X Yin, S Li - IEEE Transactions on Automatic Control, 2019 - ieeexplore.ieee.org
We investigate the problem of synthesizing dynamic masks that preserve the infinite-step
opacity in the context of discrete-event systems. Dynamic mask is an information acquisition …
opacity in the context of discrete-event systems. Dynamic mask is an information acquisition …
Secure-by-construction optimal path planning for linear temporal logic tasks
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 …
robot to achieve a linear temporal logic (LTL) task with security guarantee. We assume that …
Enforcement for infinite-step opacity and K-step opacity via insertion mechanism
R Liu, J Lu - Automatica, 2022 - Elsevier
Opacity is an important information-flow property concerning the security and privacy of
cyber–physical systems. We investigate the synthesis problem of infinite-step opacity and K …
cyber–physical systems. We investigate the synthesis problem of infinite-step opacity and K …