Christopher Hannon
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View article: Real-time Anomaly Detection and Classification in Streaming PMU Data
Real-time Anomaly Detection and Classification in Streaming PMU Data Open
Ensuring secure and reliable operations of the power grid is a primary concern of system operators. Phasor measurement units (PMUs) are rapidly being deployed in the grid to provide fast-sampled operational data that should enable quicker …
View article: Distributed Virtual Time-Based Synchronization for Simulation of Cyber-Physical Systems
Distributed Virtual Time-Based Synchronization for Simulation of Cyber-Physical Systems Open
Our world today increasingly relies on the orchestration of digital and physical systems to ensure the successful operations of many complex and critical infrastructures. Simulation-based testbeds are useful tools for engineering those cyb…
View article: A Distributed Virtual Time System on Embedded Linux for Evaluating Cyber-Physical Systems
A Distributed Virtual Time System on Embedded Linux for Evaluating Cyber-Physical Systems Open
Cyber-physical systems have a cyber presence, collecting and transmitting data, while also collecting information and modifying the physical surrounding world. In order to evaluate the cyber-security of cyber-physical systems, simulation a…
View article: Bitcoin Payment-channels for Resource Limited IoT Devices
Bitcoin Payment-channels for Resource Limited IoT Devices Open
Resource-constrained devices are unable to maintain a full copy of the Bitcoin Blockchain in memory. This paper proposes a bidirectional payment channel framework for IoT devices. This framework utilizes Bitcoin Lightning-Network-like paym…
View article: Combining Simulation and Emulation Systems for Smart Grid Planning and Evaluation
Combining Simulation and Emulation Systems for Smart Grid Planning and Evaluation Open
Software-defined networking (SDN) enables efficient network management. As the technology matures, utilities are looking to integrate those benefits to their operations technology (OT) networks. To help the community to better understand a…
View article: Assessing and mitigating cybersecurity risks of traffic light systems in smart cities
Assessing and mitigating cybersecurity risks of traffic light systems in smart cities Open
Intelligent traffic lights are critical cyber‐physical systems that help smart cities to cut road congestion and vehicle emissions. However, they also open a new frontier of cybersecurity. Security researchers have demonstrated ways to com…