Lock your card in 4 simple steps on the CommBank app
Open the CommBank app and tap the cards icon on the home screen.
Log on securely (if you haven’t already).
Swipe to choose the credit card you want to lock, then tap it to manage your card settings.
Select the lock, block or limit feature you’d like to activate. To temporarily lock your card, tap the 'Lost, stolen or damaged card' button.
Lock your card in 4 simple steps using NetBank
Go to Settings.
On the Card settings page, click on the pencil icon, then select Lock on the features you’d like to activate.
Things you should know:
Transactions that are flagged as recurring (e.g. direct debits) and transactions not sent to us for authorisation are not locked. Lock and Limits do not apply to transactions made via Tap & Pay set up on a compatible smartphone or via a PayTag. Other conditions apply. Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc. Android and Google Play are trademarks of Google Inc. MasterCard and the MasterCard brand mark are registered trademarks of MasterCard International Incorporated.