Security of programmable logic controllers and related systems: today and tomorrow

W Alsabbagh, P Langendörfer - IEEE Open Journal of the …, 2023 - ieeexplore.ieee.org
Programmable logic controllers (PLCs) are indispensable in critical infrastructures and
industrial control systems. The increasing demand for enhanced cost-effectiveness and …

A flashback on control logic injection attacks against programmable logic controllers

W Alsabbagh, P Langendörfer - Automation, 2022 - mdpi.com
Programmable logic controllers (PLCs) make up a substantial part of critical infrastructures
(CIs) and industrial control systems (ICSs). They are programmed with a control logic that …

PLCPrint: fingerprinting memory attacks in programmable logic controllers

MM Cook, AK Marnerides… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Programmable Logic Controllers (PLCs) constitute the functioning basis of Industrial Control
Systems (ICS) and hence are often a focal point for attackers to exploit. Previous attacks …

Investigating the Security of OpenPLC: Vulnerabilities, Attacks, and Mitigation Solutions

W Alsabbagh, C Kim, P Langendörfer - IEEE Access, 2024 - ieeexplore.ieee.org
Open-source Programmable Logic Controller (OpenPLC) software is designed to be vendor-
natural and run on almost any computer or low-cost embedded devices eg, Raspberry Pi …

Defeat magic with magic: a novel ransomware attack method to dynamically generate malicious payloads based on PLC control logic

Y Zhang, M Li, X Zhang, Y He, Z Li - Applied Sciences, 2022 - mdpi.com
The Industrial Control System (ICS) is a public facility that provides services to lots of users;
thus, its security has always been a critical factor in measuring its availability. Recently, a …

Patch now and attack later-exploiting S7 PLCs by time-of-day block

W Alsabbagh, P Langendörfer - 2021 4th IEEE International …, 2021 - ieeexplore.ieee.org
Industrial control systems (ICSs) architecture consists of programmable logic controllers
(PLCs) which communicate with an engineering station on one side, and control a certain …

A New Injection Threat on S7-1500 PLCs-Disrupting the Physical Process Offline

W Alsabbagh, P Langendöerfer - IEEE Open Journal of the …, 2022 - ieeexplore.ieee.org
Programmable Logic Controllers (PLCs) are increasingly connected and integrated into the
Industrial Internet of Things (IIoT) for a better network connectivity and a more streamlined …

A control injection attack against S7 PLCs-manipulating the decompiled code

W Alsabbagh, P Langendörfer - IECON 2021–47th Annual …, 2021 - ieeexplore.ieee.org
In this paper, we discuss an approach which allows an attacker to modify the control logic
program that runs in S7 PLCs in its high-level decompiled format. Our full attack-chain …

[PDF][PDF] Sok: Security of programmable logic controllers

EL Morales, U Planta, C Rubio-Medrano, A Abbasi… - USENIX …, 2024 - efrenlopez.org
Billions of people rely on essential utility and manufacturing infrastructures such as water
treatment plants, energy management, and food production. Our dependence on reliable …

[PDF][PDF] Silent Sabotage: A Stealthy Control Logic Injection in IIoT Systems

W Alsabbagh, C Kim… - Submitted at the 5th Silicon …, 2024 - researchgate.net
As Industrial Internet of Things (IIoT) continues to revolutionize industrial processes, the
security of these systems becomes paramount. This work contributes to ongoing efforts to …