1

Physics-Aware Security Monitoring against Structural Integrity Attacks in 3D Printers
STereoLithography (STL) files describe the geometry of objects to be printed in additive manufacturing. Previous studies have shown …
Sriharsha Etigowni, Sizhuang Liang, Saman Zonouz, Raheem Beyah
Cite
Forensic Investigation of Industrial Control Systems Using Deterministic Replay
From manufacturing plants to power grids, industrial control systems are increasingly controlled and networked digitally. While …
Gregory Walkup, Sriharsha Etigowni, Dongyan Xu, Vincent Urias, Han W Lin
Cite
Fast Generation Redispatch Techniques for Automated Remedial Action Schemes
To ensure power system operational security, it not only requires security incident detection, but also automated intrusion response …
Hao Huang, Maryam Kazerooni, Shamina Hossain-McKenzie, Sriharsha Etigowni, Saman Zonouz, Katherine Davis
Cite
Crystal (ball) I Look at Physics and Predict Control Flow! Just-Ahead-Of-Time Controller Recovery
Recent major attacks against unmanned aerial vehicles (UAV) and their controller software necessitate domain-specific cyber-physical …
Sriharsha Etigowni, Shamina Hossain-McKenzie, Maryam Kazerooni, Katherine Davis, Saman Zonouz
Cite
Algorithmic attack synthesis using hybrid dynamics of power grid critical infrastructures
Automated vulnerability assessment and exploit generation for computing systems have been explored for decades. However, these …
Zhenqi Huang, Sriharsha Etigowni, Luis Garcia, Sayan Mitra, Saman Zonouz
Cite
Watch me, but don't touch me! contactless control flow monitoring via electromagnetic emanations
Trustworthy operation of industrial control systems depends on secure and real-time code execution on the embedded programmable logic …
Yi Han, Sriharsha Etigowni, Hua Liu, Saman Zonouz, Athina Petropulu
Cite
Cyber-air-gapped detection of controller attacks through physical interdependencies
Trustworthy operation of the power grid critical infrastructures requires real-time intrusion detection systems to identify compromised …
Sriharsha Etigowni, Mehmet Cintuglu, Maryam Kazerooni, Shamina Hossain, Pengfei Sun, Katherine Davis, Osama Mohammed, Saman Zonouz
Cite
Distributed controller role and interaction discovery
Distributed controllers have a ubiquitous presence in the electric power grid and play a prominent role in its daily operation. The …
Shamina Hossain-McKenzie, Katherine Davis, Maryam Kazerooni, Sriharsha Etigowni, Saman Zonouz
Cite
Improving power system neural network construction using modal analysis
Historically, the structure of an Artificial Neural Network (ANN) has been defined through trial-and-error or excessive computation …
Joshua Johnson, Shamina Hossain-McKenzie, Uyen Bui, Sriharsha Etigowni, Katherine Davis, Saman Zonouz
Cite
CPAC: securing critical infrastructure with cyber-physical access control
Critical infrastructure such as the power grid has become increasingly complex. The addition of computing elements to traditional …
Sriharsha Etigowni, Dave Tian, Grant Hernandez, Kevin Butler, Saman Zonouz
Cite