CISA Industrial Control Systems (ICS) Security Guidance
CISA ICS: Defense-in-Depth Recommended Practice

CISA Industrial Control Systems (ICS) Security Guidance CISA-ICS-DID-27: Security Monitoring (IDS/IPS, Logging, SIEM)

Deploy security monitoring across the ICS: intrusion detection and prevention systems suited to OT protocols, security audit logging, and security incident and event monitoring (SIEM) to detect and correlate adversarial activity.

Other controls in CISA ICS: Defense-in-Depth Recommended Practice

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