IEC 62443 is an international series of standards for securing Industrial Automation and Control Systems (IACS) and Operational Technology (OT) networks. Adoption is accelerating across the EU, where NIS2 and KRITIS regulations reference IEC 62443 compliance as the benchmark for critical infrastructure operators in energy, manufacturing, water, and transport.
Related: IEC-62443 (OT) · Zero Trust for OT · NIS2 · Manufacturing · Energy