How do I lock my Mari Debit Card/Mari Credit Card if I see a suspicious transaction on my card?

If you suspect any unauthorised use and/or potential fraudulent activities on your card, please lock your card immediately.

Tap here to lock your card.

If you are viewing this article from a webpage or if the above link does not work, follow these steps:

1. Log in to the MariBank app.

2. Tap on Card on the home screen.

3. Tap on Lock Card.

If you do not have access to your MariBank app, contact our 24/7 Customer Service Team at +65 6995 8688 immediately.

Once your card is locked, card transactions will be blocked.

Note: Card transactions which are already in 'pending' status will not be blocked as they have already been authorised for payment to the merchant and will be confirmed once the transaction is processed.

After you lock your card, please contact our Customer Service Team at +65 6995 8688 immediately for assistance.