Business

Explore our content to find practical guidance on how to keep your business safe and secure online.

Alert

Critical vulnerabilities identified in Microsoft Windows

10 February 2021

CERT TEC 180518 WEB 265

News

International agencies issue Log4j warning

The Log4j vulnerability is still a serious threat to the world’s cyber security landscape.

23 December 2021

CERT 180420 WEB 210

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

6 November 2020

Alert

Vulnerabilities in Apple devices reportedly being targeted by attackers

28 January 2021

CERT TEC 180518 WEB 280

Common Threats

Distributed denial-of-service (DDoS) attack

A distributed denial-of-service (DDoS) attack is aimed at stopping your online tools and websites from working by overlo

Alert

Financial sector targeted in blackmail campaign

1 November 2019

CERT STREET 180621 WEB 1

News

Concerns over security increase as more people hit the online shops

Research shows that as more people are transacting online, concerns about the security of online shopping are on the min

29 April 2021

a pale blue computer face with a cyber background 961692669

Common Threats

Artificial Intelligence

Artificial Intelligence (AI) is quickly becoming a tool used by businesses, individuals and, sadly, cybercriminals.

Guide

Keeping your school network safe

It’s important to review and manage your school’s network security. Teachers and students use the internet to connect wi

Alert

Serious issue with older Microsoft Windows systems

5 November 2019

CERT CAFE 180426 WEB 21

News

Remote working putting organisations at risk of ransomware

CERT NZ is urging Kiwi organisations to tighten up the way they enable remote working for staff to avoid a ransomware at

2 August 2021

Alert

Christchurch tragedy-related scams and attacks

18 March 2019

Guide

Protect your business online with two-factor authentication

Implementing just two easy steps can go a long way towards protecting your business accounts from cyber security risks.

Alert

Google Chrome web browser security issue

7 March 2019

CERT TEC 180518 WEB 265

News

CERT NZ urges businesses to fix Java software weakness as soon as possible

A serious weakness has been discovered in a software component widely used by businesses and organisations.

13 December 2021

Alert

Bomb threat emails affecting New Zealanders

14 December 2018