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Simplifying cyber security

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THE SCAMATHON IS ON!

Scammers count on your kindness. It’s their way into our hearts… and our bank accounts. But we can all avoid 'donating' to The Scamathon. Find out how.

News and updates

Browse all news and updates
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News
Mar 24, 2025

Be alert to scammers this tax season

Own Your Online and Inland Revenue urge New Zealanders to watch out for tax-related scams.
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News
Mar 12, 2025

Businesses losing big money to cybercriminals

The National Cyber Security Centre’s (NCSC) latest Cyber Security Insights report shows New Zealand organisations lost almost half a million to cybercrime in the last three months of 2024.
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News
Mar 3, 2025

Law firms: check your email systems

The National Cyber Security Centre (NCSC) is seeing a spike in reports of law firms whose emails have been compromised.
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Unmask Cyber Crime.

Cyber criminals mask their attacks from their unsuspecting targets. Our new business series will help businesses unmask cyber crime by putting protections in place and learning what to look out for.

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Businesses and Ransomware

Ransomware is a type of malicious software that denies a user access to their files or computer system unless they pay a ransom. Attacks can cause huge disruptions to businesses.
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Top online security tips for your business

Cyber security attacks on businesses are becoming more common. It doesn’t matter how big or small your business is, you need to protect your data, your network, your customer information, and your reputation.
Read the top tips

Featured guides

Business basics

Create an incident response plan

We’ve outlined some simple steps to help you evaluate how an incident could affect your business and what you’ll need to consider when putting an incident response plan in place.
Protect your business

Protect your business against ransomware

There are things you can do to recover from a ransomware attack, but it's best to take steps to prevent an attack in the first place.
Network security

Create an online security policy for your business

All businesses should have an online security policy so your staff know how it fits into their work, and customers know how you protect their information.
Business basics

Protect your business with two-factor authentication (2FA)

As part of your business strategy, you need to think about how to protect both your systems and your customers' accounts. 2FA is one of the tools that can help.

Key areas to explore

Tono āwhina
Get help now
If your business has been affected by an online incident, or if you’re worried your network has been hacked, we’re here to help.
Tirotiro tāware
Scam check for business
If you’re concerned your business is being scammed, use our quick check tool to see if there’s something you need to be wary of, and find out what to do next.
Me pare
Get protected
Find simple how-to guides and advice to ensure your business is protected against common online security threats, and learn how to respond if an incident occurs.
Me mōhio ki ngā tūraru
Know the risks
The more you know about how to manage online security for your business, the less you stand to risk. Learn about common risks and threats, bust some myths about online security, and get started with our top tips for keeping your business secure.

Looking for something else?

Get information for individuals

Practical advice and how-to guides to help you keep yourself safe and secure online.
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Help for IT specialists

If you need information targeted to IT specialists, or want to report a technical incident, visit our CERT NZ website.
Visit CERT NZ

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