Free assessment

OT Security Foundation

Test what you actually know about industrial control system security — and get a verifiable Certificate of Completion if you pass.

OT Security Foundation assessment

Thirty questions drawn at random from a larger bank, covering the Purdue model, defence in depth, IEC 62443 zones, conduits and security levels, the IEC 62443-4-1 secure development lifecycle, and stakeholder responsibilities.

Questions
30
Time limit
30 minutes
Pass mark
70%

Pass and you receive a Certificate of Completion with a reference number that anyone can verify. This is a knowledge check, not an accredited certification.

What it covers

Syllabus

  • Purdue model & architecture

    Levels 0 to 4, where controllers and field devices sit, DMZ purpose, and why enterprise-to-control paths are restricted.

  • Defence in depth

    Layered controls, segmentation, monitoring, patching and the role of people — and what fails the principle.

  • IEC 62443 concepts

    Zones and conduits, security levels, risk-based requirements and the place of asset inventory.

  • IEC 62443-4-1 secure development

    Security requirements, threat modelling, verification, defect and vulnerability handling, evidence and traceability.

  • Roles & responsibilities

    Asset owner, product supplier, integrator and service provider — who owns what.

About this certificate

This is an online knowledge check. It is not an accredited certification and does not constitute a conformity assessment. It carries a reference number and a public verification page so an employer can confirm it is genuine.

Formal training programs