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ISM-1773 ASD Information Security Manual (ISM)

Eligibility Criteria for Gateway System Administrators

Only Australian or seconded foreign nationals can manage government-only network gateways in Australia.

🏛️ Framework

ASD Information Security Manual (ISM)

🧭 Control effect

Preventative

🔐 Classifications

S, TS

🗓️ ISM last updated

Feb 2022

✏️ Control Stack last updated

22 Feb 2026

🎯 E8 maturity levels

N/A

Official control statement
System administrators for gateways that connect to Australian Government Access Only networks are Australian nationals or seconded foreign nationals.

Source: ASD Information Security Manual (ISM)

Plain language

This control ensures that only Australian citizens or foreign nationals working under a specific agreement with the Australian Government manage the gateways to government-only networks. This matters because having unauthorised individuals manage these critical gateways could lead to security breaches, putting sensitive government information at risk.

Why it matters

Allowing non-eligible administrators to manage gateways to Access Only networks increases the risk of unauthorised access and national security compromise.

Operational notes

Maintain evidence that gateway administrators are Australian nationals or currently seconded foreign nationals; review citizenship/secondment status at onboarding and at least quarterly.

Implementation tips

  • The HR department should verify the citizenship status of all current and prospective system administrators who will manage government network gateways. This can be done by requesting and storing a copy of each individual's Australian passport or appropriate visa documentation.
  • The IT manager should maintain a list of authorised system administrators, ensuring only eligible personnel have access to manage the government network gateways. This can be maintained in a secure digital document with regular updates every six months.
  • The security officer should conduct orientation sessions for new system administrators, emphasising the importance of maintaining eligibility criteria such as citizenship for managing government network gateways. This can be a formal meeting or digital briefing.
  • The compliance team should set up annual reviews to ensure that all system administrators remain eligible under current regulations. This involves checking their continued status as Australian citizens or their current assignment under a government agreement.
  • The network manager should implement access controls in the management tools used for the gateways to prevent unauthorised personnel from gaining access. This includes setting permissions based on current eligibility status and regularly auditing access logs.

Audit / evidence tips

  • Ask: the list of current system administrators managing government network gateways

    Good: includes all administrators having verified Australian citizenship or documented secondment agreements

  • Good: shows a complete and up-to-date file for each administrator

  • Ask: the last six-monthly update of the authorised personnel list from the IT manager

    Good: will be a list no more than six months old with detailed, accurate records

  • Good: shows all personnel participated in such briefings within the last year

  • Ask: access log records from the network management tools

    Good: shows restricted and monitored access corresponding with the authorised personnel list

Cross-framework mappings

How ISM-1773 relates to controls across ISO/IEC 27001, Essential Eight, and ASD ISM.

These mappings show relationships between controls across frameworks. They do not imply full equivalence or certification.

ISO 27001

Control Notes Details
Supports (4)
Annex A 5.2 ISM-1773 requires that only Australian nationals or seconded foreign nationals be assigned specific gateway administration roles
Annex A 5.15 ISM-1773 mandates national eligibility for administering specific gateways
Annex A 6.1 ISM-1773 mandates that gateway system administrators for Australian Government Access Only networks be Australian nationals or seconded f...
Annex A 6.2 ISM-1773 restricts gateway system administrator roles to Australian nationals or seconded foreign nationals

Mapping detail

Mapping

Direction

Controls