Help & support
Keeping your business safe is our priority. We provide a range of products and security features to help you bank securely.
Remember three simple steps: Stop. Check. Reject.
If you're concerned you might have been scammed or are worried about the security of your accounts, call 13 1998.
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.
In an Australian banking first, NameCheck prompts you if the account details on a first-time, non-bulk payment don’t look right. This can help protect from business email compromise scams and mistaken payments.
CallerCheck allows you to verify whether a caller claiming to be from CommBank is legitimate, by triggering a security message in your CommBank app.
We may need to identify you before assisting with certain transactions in-branch. We may use CustomerCheck, which sends a message to your CommBank app, or other identification methods. This helps ensure we’re speaking with the right person and helps protect you from fraud.
Scammers often use a method called business email compromise to trick businesses into sending money to the wrong bank account or sharing sensitive information.
These emails often look like they’re from someone you trust – a manager, supplier or customer – and may ask you to update bank account details or make a payment to a new account.
Everyone is vulnerable to email scams. Remember: Stop. Check. Reject.
Scammers often use a method called business email compromise to trick businesses into sending money to the wrong bank account or sharing sensitive information.
These emails often look like they’re from someone you trust – a manager, supplier or customer – and may ask you to update bank account details or make a payment to a new account.
Everyone is vulnerable to email scams. Remember: Stop. Check. Reject.
Whether you’re small, medium or large, every business needs cyber protection.
Watch now for ten simple tips to help keep your accounts and information CommBank Safe from cyber compromise, data theft and email scams.
Whether you’re small, medium or large, every business needs cyber protection.
Watch now for ten simple tips to help keep your accounts and information CommBank Safe from cyber compromise, data theft and email scams.
Developed in partnership with the Council of Small Business Organisations Australia and Telstra, the Cyber Wardens program supports and educates small businesses to build cyber resilience.
Take payments from customers? Here's what you need to do to keep transactions and your customers safe.
CommBiz protects your business’ finances with state-of-the-art security features so you can bank online with confidence.
For more easy-to-digest information and explainers to help you protect your business, visit CommBank Signals.
Collaboration is our best defence against scammers
A recent drop in scam losses shows that ecosystem-wide anti-scam initiatives are having an impact. By stepping up cross-sector collaboration, Australia can become increasingly challenging for scammers to operate in.
When bank impersonators go phishing
Bank impersonators used fraudulent SMS and phone calls to scam $20 million from Australians in 2022. Micro, small and medium-sized businesses were a favourite target.
If you're worried you've been scammed or noticed a suspicious transaction, call us on 13 1998. CommBiz customer? Call 13 2339.
Has someone from CommBank contacted you? Here's how to find out if it's legitimate.
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.
