What to do in the event of fraud or a scam

If you think you’ve been the victim of fraud or a scam and are worried about your account security, we can help.

Report a suspicious message

Never respond to or open a suspicious text or email. Forward suspicious emails to phish@nab.com.au and then delete.

Please forward suspicious text messages to 0476 220 003 (047 NAB 0003) and then delete. You won’t receive a personal response from either phish@nab.com.au or from 0476 220 003.

Report a lost or stolen card 

Get in touch with us as soon as you realise your card is lost or stolen. You can also place a temporary block on your card while we investigate it for you.

Call us 24 hours, 7 days a week - toll free

Within Australia: 1800 033 103

Overseas: +61 3 8641 9121

Get immediate assistance

If your online security has been compromised, let us know immediately.

Call us 24 hours, 7 days a week - toll free

Within Australia: 13 22 65

From overseas: +61 3 8641 9083

To get you to the right team faster, please follow these steps:

  1. Press ‘3’ on the main menu.
  2. Select the menu option most appropriate for your situation.

How to report suspicious text messages


  1. Tap and hold your finger on the message until the option Copy/More appears.

  2. Select More then tap the Share/Forward arrow in the bottom right corner of the screen.

  3. Type '0476 220 003' as the recipient, and press Send.

  4. Delete the original and forwarded versions of the message.


  1. Tap and hold your finger on the message until a menu appears.

  2. Select Forward, type '0476 220 003' as the recipient, and press Send.

  3. Delete the original and forwarded versions of the message.

Cyber security hub

To help protect yourself or your business from cyber threats, fraud and scams we’ve created a resource hub with helpful articles, training, guides and toolkits.

How to avoid scams, fraud and cyber crime

From emails and text messages to phone calls, we can help you spot a scam and contact us if you think you’ve been affected by fraud.

Security webinars and podcasts

Our cyber security webinars and podcasts provide practical and up to date insights and education for you and for businesses. Register for the next available webinar or listen to our podcasts today

Expert support with NAB Secure

When it comes to the security of your accounts and data, our team is with you all the way.

NAB Payment Alert helps you spot red flags

Alerting you in real time to review payments in the NAB app and NAB Internet Banking, to identify potential scams before proceeding.

24/7 fraud detection

We monitor accounts and will contact you if we detect signs of unusual activity.

Safety features in the NAB app

Securely transact in the NAB app with multi-factor authentication. Use safety features like blocking and unblocking your cards, changing credit card limits and using PayID® to send and receive payments with confidence.

Technology to help keep you safe

We’re investing in security technologies, including advanced biometric capabilities, AI and sophisticated cyber protection to help guard your money and your data.

Trained colleagues to spot red flags

Our branch and call centre teams are trained to help spot potential scams and fraudulent activity.

Involvement in joint security operations

We’re collaborating with law enforcement and government agencies to investigate serious and organised transnational crime groups targeting Australians.

Empowering you with resources and insights

Through NAB’s online Security Hub, you can access practical resources and the latest insights for you, your family and your business.

More security tips

Keep your account and information safe when banking with us by following our easy-to-follow information and guides.

Responsible disclosure program

We take our systems security seriously. The responsible disclosure of vulnerabilities helps ensure the security and privacy of NAB and our customers.

If you believe you have found a security vulnerability, let us know via our Responsible Disclosure Program, managed by Bugcrowd. Please note all disclosures must be made via Bugcrowd, not directly to NAB.

NAB does not condone malicious or illegal behaviour in the identification and reporting of security vulnerabilities.

To see the terms of the Program, and to disclose vulnerabilities, please refer to NAB’s Responsible Disclosure Program, opens in new window.

Terms and Conditions

PayID® is a registered trademark of NPP Australia Limited.