IEC 62443: Zones, Conduits, and Security Levels

OT Cybersecurity Fundamentals — Estimated reading time: 8 minutes Introduction We have built the foundation step by step starting from the first article titled “Why OT Cybersecurity Is Not IT […]

Risk Assessment – IEC 62443-3-2

The IEC 62443 series is one of the standards that is globally used as Industrial Control System (ICS) cyber security assurance guidelines. It comprises over 14 standards from part 1 to part 4. Part 3-2, […]

The Essence of IEC 62443

The essence of the IEC 62443 standard series lies in providing a comprehensive framework and guidelines for ensuring the cybersecurity of industrial automation and control systems (IACS). This series of […]

Industrial Control System Reference Model – IEC 62443

The term of reference model became popular in IT world since the introduction of Open Systems Interconnection (OSI) model. The OSI model split the layers of communication into 7 layers. […]

Industrial Control System Reference Model

ICS Reference Model – IEC 62443-1 The term of reference model became popular in IT world since the introduction of Open Systems Interconnection (OSI) model. The OSI model split the layers […]