Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 58 for “"Critical Infrastructures"”.
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Strategic network security for critical infrastructures
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-12-04 without embargo terms
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Lightweight intrusion detection of attacks on the Internet of Things (IoT) in critical infrastructures.
Critical Infrastructures (CI) are essential for various aspects of human activities, spanning across different sectors. However, the integration of Internet of Things (IoT) devices into CI has introduced a new dimension to security challenges due to IoT vulnerabilities. Traditional Machine Learning …
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Control Hierarchies for Critical Infrastructures in Smart Grid Using Reinforcement Learning and Metaheuristic Optimization
… control framework for interdependent smart grid infrastructures comprising two critical infrastructures: 1) power distribution networks that are characterized by high penetration of distributed energy resources (DERs), and 2) DC-rail transportation systems in congested urban areas. The rising …
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Critical Infrastructure Automated Immuno-Response System (CIAIRS)
Critical Infrastructures play a central role in the world around us and are the backbone of everyday life. Their service provision has become more widespread, to the point where it is now practically ubiquitous in many societies. Critical Infrastructure assets contribute to the economy and society …
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Quantitative dependability and interdependency models for large-scale cyber-physical systems
… interconnected by communication links. Modern critical infrastructures such as smart grids, intelligent water distribution networks, and intelligent transportation systems are prominent examples of cyber-physical systems. Developed countries are entirely reliant on these critical …
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Infrastructure Performance and Risk Assessment under Extreme Weather and Climate Change Conditions
… of climate change and extreme weather events on critical infrastructures as defined by US Department of Homeland Security. The focus is on two important critical infrastructure systems – Water and Transportation. Critical infrastructures are always under the risk of threats such as terrorist …
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Measuring and Enhancing the Resilience of Interdependent Power Systems, Emergency Services, and Social Communities
… in varying losses. Disasters wreak havoc on infrastructures and impair operation. They result in human deaths and injuries and stress people's mental and emotional states. These negative impacts of natural disasters induce significant economic losses, as demonstrated by the $ 423 billion loss …
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A methodology for the identification of critical locations in infrastructures
The extreme importance of critical infrastructures to modem society is widely recognized. These infrastructures are complex, interdependent, and ubiquitous; they are sensitive to disruptions that can lead to cascading failures with serious consequences. Protecting the critical infrastructures from …
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Behavioural Observation for Critical Infrastructure Security Support
Critical infrastructures include sectors such as energy resources, finance, food and water distribution, health, manufacturing and government services. In recent years, critical infrastructures have become increasingly dependent on ICT; more interconnected and are often, as a result, linked to the …
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Artificial Life as a Vehicle for Anomalies Detection on Industrial Control System: The Behaviour of Bird Swarms and How it can be Applied in ICS
The proliferation of attacks on critical infrastructures in recent time has posed questions on how to secure such systems. Industrial Control Systems (ICS) such as Supervisory Control and Data Acquisition (SCADA) is used on critical infrastructures such as manufacturing industries, nuclear sites, …
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Improving the robustness of GPS direct position estimation
… in urban environments and precise timing in critical infrastructures. These scenarios are challenging for GPS receivers because building reflection and obstruction contribute to GPS signal degradation in urban environments, while potential jamming and spoofing attacks disrupt GPS time …
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Publish-subscribe based middleware for heterogeneous critical infrastructure systems communication.
Critical Infrastructures (CIs) are physical assets and organizations responsible for the production and distribution of society’s vital goods and services. The increasing interconnection of CIs has resulted in interdependencies which effect the propagation of failure from one infrastructure to …
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A systems-theoretic security model for large scale, complex systems applied to the US air transportation system
… and mitigate the threats that could emerge in critical infrastructures such as the Air Transportation System. Furthermore, recommendations are provided to assist systems engineers and policy makers in securely transitioning to the Next Generation Air Transportation System (NGATS).
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The viability of IS enhanced knowledge sharing in mission-critical command and control centers
… processes such as the maintenance of mission-critical infrastructures are highly unpredictable processes that are vital for everyday life, as well as for national security goals. These processes are categorized as Emergent Knowledge Processes (EKP), organizational processes that are …
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THE PROGRAM PATHING TRUST MODEL FOR CRITICAL SYSTEM PROCESS AUTHORIZATION
Since computers are relied upon to run critical infrastructures – from nuclear power plants to electronic battlefield simulations – the concept of a “trusted” or tamperproof system has become even more important. Some applications have become so critical that it is imperative that they run as …
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Modelling and Design of Resilient Networks under Challenges
… and Future Internet. Graph models to analyse critical infrastructures are examined and a multilevel graph model is developed to study interdependencies between different networks. Furthermore, graph-theoretic heuristic optimisation algorithms are developed. These heuristic algorithms add links …
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Towards Managing and Understanding the Risk of Underwater Terrorism
… understand the risk of underwater terrorism to critical infrastructures utilizing the parameters of the risk equation. Current methods frequently rely on statistical methods, which suffer from a lack of appropriate historical data to produce distributions and do not integrate epistemic …
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Automatic Security Assessment of Control Systems for Critical Cyber -Infrastructures
… of the static and dynamic properties of critical infrastructures. We describe first-order logic based models of the static elements including power and control devices, services and connectivity, and re-writing logic based models of the dynamic elements such as operating procedure …
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Seismic Tomography for the Integrity Assessment of Earthen Dams and Levees.
… projected life expectancy of 50 years, these critical infrastructures represent a risk to public safety. Minimizing this risk requires an ongoing safety inspection, monitoring, maintenance and rehabilitation program. This research examines the use of a non-invasive geophysical seismic method …
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Chemomechanics of calcium leaching of cement-based materials at different scales : the role of CH-dissolution and C-S-H degradation on strength and durability performance of materials and structures
… threat for cement-based materials employed in critical infrastructures, such as Nuclear Waste Storage Systems. This thesis presents a comprehensive study of the material and structural consequences of calcium leaching on the strength and deformation behavior of cementitious materials. Starting …
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