CISA Industrial Control Systems (ICS) Security Guidance
CISA ICS: Seven Steps to Effectively Defend ICS

CISA Industrial Control Systems (ICS) Security Guidance CISA-ICS-7S-4: Build a Defendable Environment

Limit damage from perimeter breaches by segmenting networks into logical enclaves and restricting host-to-host communication paths so a compromised system cannot reach other enclaves. Where one-way transfer between zones is required, use approved removable media or optical separation rather than a live network connection.

Other controls in CISA ICS: Seven Steps to Effectively Defend ICS

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