5 January 2026
ManageMyHealth (MMH) cyber security breach involving patient information
Some New Zealanders have been affected by a data breach on ManageMyHealth.
Nau mai haere mai Welcome to the National Cyber Security Centre
Cyber security for all New Zealanders
Report it
How Exposed Am I?
No one knows you, like you, right?
Over 4.3m NZ account details are exposed to scammers.
Nga korero hou me nga huihuinga Latest news
18 December 2025
NCSC report for Quarter 3 2025 shows large increase in reported financial losses
The NCSC's Cyber Security Insights report for Quarter 3 2025, shows that a total of 1,249 incident reports were received between 1 July and 30 September 2025
10 December 2025
NZ cyber agency alerts thousands to malware infection
The GCSB’s National Cyber Security Centre is emailing thousands of New Zealanders to notify them that their devices may be impacted by malicious software.
Ngā Aratohu Guides
Secure connectivity principles for operational technology (OT)
This joint guidance provides organisations with practical information on how they should design, implement and manage secure OT connectivity, for both new and existing OT systems.
Artificial Intelligence Guide for Small Businesses
Many small businesses are using AI through applications like OpenAI’s ChatGPT, Google Gemini, and Microsoft Copilot. T
Principles for the Secure Integration of Artificial Intelligence in Operational Technology
This joint guidance provides critical infrastructure owners and operators with practical information for integrating AI into OT environments.
Whakatupato hou Latest alerts
Kua tohua Featured
Cyber Threat Reports
NCSC publishes an annual report of the New Zealand threat landscape including types of incidents we responded to and emerging trends.
Incident response
NCSC provides cyber security incident response services to all New Zealanders.
NCSC Cyber Security Framework
This framework sets out how we think, talk about, and organise cyber security efforts.