Skip to main content
Return to homepage
  • Change audience selection to Individuals
  • Current audience selection: Business
  • Change audience selection to IT specialists
Follow us on Twitter on Facebook on LinkedIn
Return to homepage
  • Guides
  • Common threats
  • Alerts
  • News & Events
  • Report an incident
Follow us on Twitter on Facebook on LinkedIn

Common threats

Some threats are common to businesses - find out how they work and how to prevent them.

  • {{type}}
2019 05 16 MTP 0646

Common Threats

Ransomware

Ransomware is a type of malicious software that denies someone access to their files or computer system unless they pay

CERT TEC 180518 WEB 80

Common Threats

Business email compromise

Business email compromise is when an attacker gets access to an employee’s email account without their permission to car

CERT TEC 180518 WEB 268

Common Threats

Phishing scams and your business

Phishing scams are one of the most common, prolific and successful attacks we see. It’s important to know how to protect

CERT TEC 180518 WEB 39

Common Threats

Protecting your business from spear phishing and whaling

Targeted email scams to your business are harder to spot so you’re more likely to trust them.

CERT TEC 180518 WEB 295

Common Threats

Insider threat

'Insider threat' is the term used to describe a malicious threat to a business or organisation from someone who has insi

CERT TEC 180518 WEB 83

Common Threats

Data breach

A data breach is when private and confidential information is released into an unsecured environment. This usually means

Footer

  • About us
  • Quarterly reports
  • Contact us
  • Traffic light protocol
  • Resources
  • Phishing Disruption Service™

Follow us

on Twitter on Facebook on LinkedIN
  • © 2023 CERTNZ
  • Copyright
  • Disclaimer
  • Privacy and information statement
Te Kāwanatanga o Aotearoa New Zealand Government Te Kāwanatanga o Aotearoa, New Zealand Government

>Glossary Term

Subscribe to updates

Subscribe to CERTNZ

Subscribe to

Alerts about the latest cyber security threats, plus information to help you or your business stay secure online.
Advisories and guidance for information security specialists about current cyber security threats, vulnerabilities, and how to mitigate their impact.
Get Cyber Smart is our awareness campaign for individuals and small to medium businesses. Subscribe to find out about the latest Get Cyber Smart campaigns including our annual Cyber Smart Week event in October.
Our quarterly newsletter provides an update and analysis of the latest reporting numbers along with recent cyber security insights and CERT NZ news.
Please tick the box to prove you're a human and help us stop spam.