ISM lookup / Cyber security documentation

ISM-0043 · September 2026

Cyber security incident response plan

Guidelines for cyber security documentation / System-specific cyber security documentation / Cyber security incident response plan

Official control wording

Systems have a cyber security incident response plan that covers the following: - guidelines on what constitutes a cyber security incident - the types of cyber security incidents likely to be encountered and the expected response to each type - how to report cyber security incidents, internally to an organisation and externally to relevant authorities - other parties that need to be informed in the event of a cyber security incident - the authority, or authorities, responsible for investigating and responding to cyber security incidents - the criteria by which an investigation of a cyber security incident would be requested from a law enforcement agency, the Australian Signals Directorate or other relevant authority - the steps necessary to ensure the integrity of evidence relating to a cyber security incident - system contingency measures or a reference to such details if they are in a separate document.

Applicability

  • Non-classified (NC)
  • OFFICIAL: Sensitive (OS)
  • PROTECTED (P)
  • SECRET (S)
  • TOP SECRET (TS)

These are ASD’s applicability markings. Select and tailor controls for your system’s risk, classification and operating context with the system owner and authorising officer.

Implementation guidance

This control is included as official reference material. We have not published a reviewed Kubernetes implementation mapping for it. Browse the 23 guides with bounded public mappings.

Official source

ASD’s ISM OSCAL v2026.09.4 · Original catalogue JSON · Pinned checksums and edition details

Control source identifier: ism-0043. 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.