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How to protect your business

How to keep your business credit cards safe

Security specialist

2026-10-19 05:30

Estimated reading time
5 min

Key points

  • Many businesses use business credit cards as an integral part of their daily operations, but they can also represent significant risk.

  • Your business credit cards can be compromised in multiple ways, including physical cards, digital wallets, and direct debits.

  • Protecting your business credit cards requires proper security hygiene procedures, including changing personal identification numbers (PINs) regularly and storing cards safely. These procedures should be combined with important cyber security practices, like enabling multi-factor authentication.

Business credit cards can make it easier to manage expenses, track spending, and support cash flow. With many cards now available in digital wallets, paying on the go has never been more convenient.

While business credit cards offer flexibility and convenience, they can also be targeted by scammers and cybercriminals. If card details fall into the wrong hands, criminals may make unauthorised purchases, withdraw funds, or use the information to commit further fraud. Security incidents can also impact customer and stakeholder trust.

The good news is that there are simple steps you can take to help protect your business credit cards, reduce the risk of fraud, and keep your business and financial information secure.

 

How business credit cards can be compromised

Business credit cards can be targeted in a range of ways, including scams, phishing messages, malware, data breaches and physical card theft.

If card details are compromised, criminals may make unauthorised purchases, withdraw funds, or use the information to commit further fraud.

 

How to help protect your business credit cards

  • Enable multi-factor authentication (MFA) on your accounts
  • Verify unexpected requests for payment or information using a trusted contact number
  • Use strong passwords, passphrases and PINs for your business accounts and credit cards
  • Monitor transactions regularly
  • Stay informed about common scams
  • Limit access to cards and card details
  • Store cards securely when not in use

 

What to do if your business credit card is compromised, lost or stolen

Contact your bank immediately to help prevent further unauthorised transactions. If you bank with ANZ, you can report it through the ANZ App or by calling us.

 

Where to report fraud and scams

If you suspect fraud on your account or have shared financial information or transferred money as a result of a scam, contact your bank as soon as possible.

If you bank with ANZ, please contact us straightaway. Our Customer Protection Team is available 24/7 to help you.

If you have shared credit card details or believe your credit card details have been compromised, ‘block’ or cancel those cards immediately. If your cards are with ANZ, you can report the stolen card through the ANZ app or by calling us.

You can also report scams to:

For additional support, IDCare provides guidance on identity theft and cyber security concerns.

 

anzcomau:content-hubs/security/how-to-protect-your-business
How to keep your business credit cards safe
ANZ
Security specialist
2026-10-19
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Protect all areas of your business

Want more tips on how to help protect your business from cybercriminals? Then check out our helpful articles! We cover business fraud prevention, tips to work from home safely and everything in between.

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The information set out above is general in nature and has been prepared without taking into account your objectives, financial situation or needs. Before acting on the information, you should consider whether the information is appropriate for you having regard to your objectives, financial situation and needs. By providing this information ANZ does not intend to provide any financial advice or other advice or recommendations. You should seek independent financial, legal, tax and other relevant advice having regard to your particular circumstances.

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