GOV-07 · Govern

Continuous cyber security improvement

Operational technology actions

• Action 1

  Conduct regular exercises of isolation and sustained isolated operation, covering isolation decision-making, threat hunting before reconnection, safe removal of isolation, sustained operation for the defined isolation period, artefact capture, and staff movement in a degraded communications environment.

  • Every phaseGovernance and culture
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More Govern principles

• GOV-01Executive cyber security accountability
• GOV-03Security risk management assurance
• GOV-04Cyber security resourcing
• GOV-08Executive artificial intelligence accountability
• GOV-09Security risk management responsibilities
• GOV-10System exposure minimisation
• GOV-11Supplier cyber security assurance
• GOV-14Legacy system management

Source: ASD Essentials for operational technology, version 2026.10.15, Australian Signals Directorate. The Navigator is an independent project and is not affiliated with or endorsed by the Australian Signals Directorate.