New Zealand Information Security Manual (NZISM)

Chapter 7: Information Security Incidents – New Zealand Information Security Manual (NZISM)

New Zealand Information Security Manual (NZISM) 7.2.25.C.01: Urgent notification to GCSB of HACE keying compromise

What does 7.2.25.C.01 require?

Agencies must notify the GCSB urgently whenever keying material linked to HACE (High Assurance Cryptographic Equipment) is suspected of being lost or compromised.

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

Other controls in Chapter 7: Information Security Incidents – New Zealand Information Security Manual (NZISM)

7.1.7.C.01 7.1.7.C.01 Incident detection tools and procedures for classified systems
7.1.7.C.02 7.1.7.C.02 Incident detection tools and procedures including network defence
7.1.7.C.03 7.1.7.C.03 Balance prevention and detection resources using risk assessment
7.2.17.C.01 7.2.17.C.01 Personnel report incidents promptly to the ITSM
7.2.17.C.02 7.2.17.C.02 Reporting weaknesses, malfunctions and quantifying incidents
7.2.18.C.01 7.2.18.C.01 ITSM keeps the CISO informed of incidents
7.2.20.C.01 7.2.20.C.01 ITSM reports critical and serious incidents to NCSC
7.2.20.C.02 7.2.20.C.02 Report low category incidents to NCSC

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