IT specialists
Practical information on keeping systems and data safe from attack.

Critical Controls
CERT NZ's Critical Controls 2021
Each year, we review our critical controls against the incidents we have seen over the past 12 months. When correctly im
Advisory
Microsoft Exchange vulnerabilities being exploited with ransomware

Guide
Legacy systems
Legacy systems are systems that are no longer supported by the vendor, or systems that an organisation no longer maintai

News
CERT NZ’s threat feed saves New Zealanders a costly tax year
CERT NZ’s timely actions have saved some New Zealanders a costly end to the tax year. With the help of CERT NZ’s threat

Guide
Mobile device management
A mobile device is any portable device that can access and hold organisational data. It's important to secure these devi

Critical Controls
Multi-factor authentication
You can authenticate with something you know, something you have, or something you are. Multi-factor authentication (MFA

News
Email-related attacks cost New Zealanders close to one million dollars
CERT NZ’s latest quarterly report shows cyber attacks circulated by email posed the greatest threat to New Zealanders’ c

News
What is a CERT, anyway?
This week marks the anniversary of the Morris Worm, the first well-known internet ‘worm’. To mark the occasion, we’re ta

Guide
Traffic light protocol
The traffic light protocol (TLP) is a set of designations used to ensure that sensitive information is shared with the c
Advisory
Critical vulnerabilities in Microsoft Windows TCP/IP stack

Critical Controls
Patching
Keeping your software up-to-date is one of the most simple and effective steps to take, to ensure your environment stays