Help & support
Keeping your business safe is our priority. That’s why we have a range of products, services and security features to help keep you secure 24/7..
Our dedicated teams work around the clock looking for suspicious transactions and activity across your accounts. We'll get in touch with you if we detect anything, so please ensure your business contact details are up-to-date.
With the latest machine learning, our new 'protect, detect, and resolve' approach is designed to identify irregularities and scammers and shut down activity not authorised by you or your team.
Our app notifications offer security alerts about transactions that appear suspicious. Download the CommBank app to enable this security feature.
Our 100% security guarantee protects you from unauthorised transactions on personal and business accounts when you take the necessary steps to stay safe online.
EFTPOS & merchant terminal security
Take payments from customers? Here's what you need to do to keep transactions and your customers safe.
Teach your staff how to spot a scam
Learn the main types of scams targeting businesses and tips to protect your staff and customers.
Advanced security with CommBiz
If you're worried you've been scammed or noticed a suspicious transaction, get in touch. For NetBank customers, call us on 13 2221. For CommBiz customers, call us on 13 2339.
Has someone from CommBank contacted you? Here's how to find out if it's legitimate.
For more easy-to-digest information and explainers to help you protect your business, visit CommBank Signals.
Protecting your business from the growth in cyber-threats
With global geopolitical turmoil driving an upsurge in cyber security risks, experts say you need a combination of strong culture, hardened technology and well-developed processes to protect your organisation.
How to keep your business secure in the age of remote working
Staff working from home? Here are some tips to ensure your team's devices, connections and tools are up to scratch.
As this advice has been prepared without considering your objectives, financial situation or needs, you should, before acting on this advice, consider its appropriateness to your circumstances. Terms and conditions issued by Commonwealth Bank of Australia for CommBiz. View our Financial Services Guide. If you have a complaint, the Bank's dispute resolution process can be accessed on 13 2221.
