GOV-10 · Govern

System exposure minimisation

Operational technology actions

• Action 1

  Protect OT system information, and the systems outside the OT environment that are critical to OT functionality, as high-value assets, and prevent public disclosure of OT device installation details, requiring third parties to do the same.

  • 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-07Continuous cyber security improvement
• GOV-08Executive artificial intelligence accountability
• GOV-09Security risk management responsibilities
• 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.