12 August 2025
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Nau mai haere mai Welcome to the National Cyber Security Centre
Cyber security for all New Zealanders
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The lead operational cyber security agency for New Zealand
Nga korero hou me nga huihuinga Latest news
24 July 2025
Reporting cyber incidents now easier with the completed integration of CERT NZ and the NCSC
Reporting cyber security incidents and understanding how to withstand the cyber threats facing New Zealand is now easier.
13 June 2025
Rise in financial losses reported to the NCSC
The NCSC Cyber Security Insights report for Q1 2025 shows a 14.7% quarterly increase in financial loss reported by New Zealanders.
Ngā Aratohu Guides
Explore our guides for managing security challenges.
Foundations for OT Cybersecurity: Asset Inventory Guidance for Owners and Operators
Guidance for OT owners and operators on documentation they might find useful for their OT environments, specifically asset inventory.
Protect your organisation against ransomware
Ransomware attacks are becoming increasingly common and sophisticated. This guidance explains how you can stop a ransomware attack in its tracks.
Critical Controls: Summary
When correctly implemented, these Critical Controls can prevent, detect, or contain the majority of cyber attacks.
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.