New Zealand Information Security Manual (NZISM) 20.1.8.C.01: Trusted source approval for downward transfers

What does 20.1.8.C.01 require?

For CONFIDENTIAL, SECRET and TOP SECRET systems, agencies must ensure a trusted source approves every data transfer to a less classified or less secure system.

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

Other controls in Chapter 20: Data management – New Zealand Information Security Manual (NZISM)

20.1.10.C.01 20.1.10.C.01 Scan imported data for malicious content
20.1.10.C.02 20.1.10.C.02 Import controls for classified systems
20.1.11.C.01 20.1.11.C.01 Export controls for highly formatted textual data
20.1.12.C.01 20.1.12.C.01 Export controls for other data
20.1.13.C.01 20.1.13.C.01 Prevent export of NZEO data to foreign systems
20.1.6.C.01 20.1.6.C.01 Data transfer policy and staff training
20.1.6.C.02 20.1.6.C.02 Users accountable for data they transfer
20.1.7.C.01 20.1.7.C.01 Transfers follow approved procedures

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