The digital transformation of industrial production brings unprecedented efficiency and innovation. However, it also exposes Operational Technology (OT) to an increasing threat of cyberattacks. While many industrial companies recognize the opportunities of digitization, the need for robust OT security has never been more critical. This eBook covers the Four Pillars of OT Security following established frameworks, a structured four-step approach to OT security is essential:
1. Strategic Segmentation – Similar to IT, the OT environment must be meticulously divided into functional areas. However, OT segmentation is often more granular, extending across different layers of the OSI model.
2. Risk Assessment and Classification – A comprehensive risk assessment is crucial. This involves mapping out zones and systems, identifying potential vulnerabilities, and aligning with regulatory requirements.
3. Rigorous Access Control – Different risk classes demand varying levels of access control.4. Implementation and Role-Based User Management – After defining rules, implement them by assigning users to appropriate roles.
Download and read this 100+ pages valuable eBook by Dr. Erdal Ozkaya, an infamouse CISO in the Cybersecurity and Network Visibilty space.
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