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This checklist highlights best practices for ensuring the security of your organization’s OT environment. Based on the Purdue Reference Model for industrial control network segmentation, this checklist defines the layers, components, and boundary
controls for securing these networks.
We suggest using this checklist as a guide and not a complete set of steps for securing every type of OT environment.
READ: 7 Steps to Align IT, OT and Physical Security
READ: Understand the Roles of Red, Blue and Purple Teams
Although reasonable efforts will be made to ensure the completeness and accuracy of the information contained in our blog posts, no liability can be accepted by IANS or our Faculty members for the results of any actions taken by individuals or firms in
connection with such information, opinions, or advice.
September 19, 2023
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