IACS Unified Requirements E26/E27 - Cyber Resilience of Ships and On-Board Systems
UR E27 section 4: security capabilities – IACS Unified Requirements E26/E27 - Cyber Resilience of Ships and On-Board Systems

IACS Unified Requirements E26/E27 - Cyber Resilience of Ships and On-Board Systems E27-4.2-41: E27 item 41: Invalidation of session IDs after session termination

What does E27-4.2-41 require?

The CBS shall invalidate session identifiers at logout or any other end of session, browser sessions included. (from SR 3.8 RE 1 of IEC 62443-3-3; applies only to CBSs that talk to untrusted networks)

Maintained by Gerard BlokdykVerified against the published standard Control text last updated

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