IEC 62443
What is IEC 62443?
Industrial Automation and Control Systems Security. It comprises 81 controls organised across 11 domains, and applies in International.
How IEC 62443 maps to other frameworks
All 81 controls, each one mapped to the equivalent requirement in other standards, with the evidence that carries across and the mappings that were judged and rejected shown alongside. No account needed to look.
See the control mappings →The 11 domains IEC 62443 groups its controls into
Where IEC 62443 overlaps with the standards you already hold
Where to get trained on IEC 62443
4 courses in the catalogue cover IEC 62443 directly. Each is self-paced, includes the downloadable toolkit and the implementation playbook, and carries a certificate of completion.
What IEC 62443 means in your sector
What IEC 62443 means for your job
Questions people ask about IEC 62443
What is IEC 62443?
How many controls does IEC 62443 have?
Where does IEC 62443 apply?
What frameworks does IEC 62443 map to?
How do I get started with IEC 62443 compliance?
Query IEC 62443 programmatically
IEC 62443, its 81 controls and every mapping into other standards are available over a REST endpoint and an MCP server, so an agent can read them directly. The free tier is 10 calls a day and needs no signup.
IEC 62443 API reference and MCP config →What IEC 62443 requires, control by control
Each page carries the requirement text for one IEC 62443 control and what an assessor expects to see as evidence.
How ready are you for IEC 62443?
Answer 25 questions and get a professional readiness report with gap analysis, maturity scores, and prioritised action items. Results in 5 minutes.