Resources
ResourcesArticles on OT security for plant managers and engineers.
- First principles
Why availability comes first in a plant
IT security usually puts confidentiality first, while a plant puts availability first. This difference explains many disagreements between IT teams and control rooms.
LatestRead article - Network architecture
Common routes into a control network and how to secure them
Most control networks are reached in a small number of ways. Four of them can be closed, and the fifth is managed with monitoring.
Read article - Standards
The Purdue model and where OT security investment should start
An explanation of the layered model used in OT security, written for the managers who approve the budget.
Read article - Assessment
What a SCADA and DCS health check finds
Most plants have a network drawing, but few have one that is up to date. A health check measures the difference between the drawing and the plant.
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