New Zealand Information Security Manual (NZISM)

Chapter 21: Distributed Working – New Zealand Information Security Manual (NZISM)

New Zealand Information Security Manual (NZISM) 21.1.10.C.02: 21.1.10.C.02 No TOP SECRET on mobile devices without GCSB approval

For CONFIDENTIAL, SECRET and TOP SECRET systems, agencies must not let mobile devices store or process TOP SECRET information unless GCSB has given explicit approval for that.

Maintained by Gerard BlokdykVerified against the published standard 31 May 2026Control text last updated 21 May 2026

Other controls in Chapter 21: Distributed Working – New Zealand Information Security Manual (NZISM)

21.1.10.C.01 21.1.10.C.01 Policy for mobile device use
21.1.10.C.03 21.1.10.C.03 Deploy a Mobile Device Management solution
21.1.11.C.01 21.1.11.C.01 Tell staff the classification limits for mobile use
21.1.11.C.02 21.1.11.C.02 Avoid paging, SMS and MMS for sensitive traffic
21.1.12.C.01 21.1.12.C.01 Apply BYOD controls to non-agency devices
21.1.13.C.01 21.1.13.C.01 Handle unencrypted-to-lower devices as classified assets
21.1.13.C.02 21.1.13.C.02 Keep encryption access codes away from the device
21.1.13.C.03 21.1.13.C.03 Treat devices as classified when encryption falls short

Query this from an agent

The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.

MCP endpoint All New Zealand Information Security Manual (NZISM) controls