Security Tools

Is your browser and operating system up to date?

Keeping your operating system, security software, web browser and add ons up to date reduces your device’s susceptibility to malware.

Ensure your browser is secure by running a free Qualys BrowserCheck enabling you to update your operating system, software and plugins if out of date versions or security issues are picked up by the scan.

This product is provided by a third party. It is not owned, or run, by the Bank. When you run this tool, you are doing so in accordance with the terms provided by Qualys. The Bank is not responsible for any outcome as a result of your use of the tool. The tool should not be relied on as your sole source of information to maintain the security of your operating system.

Important: Netbank and the CommBank app System Requirements

NetBank and the CommBank app have been tested for compatibility with the following operating systems and browser combinations. Click here to view a list of supported browsers and operating systems.

6 months free anti-virus software

As NetBank comes with a 100% security guarantee* you can rest assured that your online banking is safe and secure. But you also play an important part in keeping your computer safe when you’re online. That’s why we’ve partnered with McAfee to offer you a free 6 month trial of McAfee Internet Security.

And, if you decide to keep the software after the 6 month trial, you’ll also receive a 25% discount on your first annual subscription.

How does McAfee Internet Security work?

McAfee Internet Security provides anti-virus, anti-malware, firewall, spam filters and parental controls for your PC or Mac. This means you’ll be able to block junk email and dangerous emails, protect your family by managing and monitoring their internet use, and defend yourself against nasty viruses and malware.

As a CommBank customer, you can get a free 6 month trial of McAfee Internet Security.

Anti-malware and anti-spyware

This blocks threats like viruses, Trojans, and spyware in your files, email and web downloads.


SiteAdvisor uses colour-coded ratings to show you which sites are safe before you click on them. It works with Google and other search engines, and even with links in emails, Facebook, LinkedIn and Google+.

Block malicious ads

Block cybercrime networks and their malicious ads and hidden iFrame code from infecting your PC.

Apply rules with Parental Controls

Parental controls let you apply adjustable rules to block inappropriate sites and limit time spent online. Learn more about how to keep your child safe online

Spam and dangerous email filter

This ensures dangerous and annoying emails don't make it into your inbox.

Two-Way Firewall

Shut out hackers and prevent malicious software from exploiting your computer or stealing your information.

Avoid network intrusions

See all your connected devices, so you’ll know if someone is stealing your Internet connection.

You will be taken to the McAfee Website.

Talk to us

Report fraud

Report Fraud

If you notice any suspicious activity on your bank account, notify us immediately
on 13 2221.

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Report hoaxes

Report Hoaxes

If you receive or suspect you have received a hoax email, contact

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Report fraud


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