ISM-1847 · September 2026
Changing credentials
Guidelines for system access / Credential management / Changing credentials
Official control wording
Credentials for the Kerberos Key Distribution Center’s service account (KRBTGT) are changed twice, allowing for replication to all Microsoft AD DS domain controllers in-between each change, if the domain has been directly compromised, the domain is suspected of being compromised or they have not been changed in the past six months.
Applicability
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Implementation guidance
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Official source
ASD’s ISM OSCAL v2026.09.4 · Original catalogue JSON · Pinned checksums and edition details
Control source identifier: ism-1847. Check the official release before relying on this snapshot for an assessment.
Official control wording and applicability: Australian Signals Directorate, © Commonwealth of Australia 2026. September 2026 ISM, OSCAL v2026.09.4, reproduced under CC BY 4.0. Formatting is adapted for this website.
Latticework Systems’ implementation guidance is our interpretation. Provenance and scope.