FERC issues final order for Internal Network System Monitoring with a twist

FERC has issued a final order for CIP-015-1, INSM, that extends monitoring beyond the electronic security perimeter requiring addition work on the CIP-015-1 standard:

https://industrialcyber.co/nerc-cip/ferc-greenlights-proposed-nerc-reliability-standard-cip-015-1-expands-scope-of-internal-network-security-rules/