I’ve received a text / email from ‘tm OTP’ / ‘[email protected]’ – what is this?

We will send you a One Time Passcode (either by text or email) when you make certain transactions. Usually, this will happen when you are shopping online with a retailer that uses Mastercard 3D Secure.

However, it could also be when logging into Online Account Management or the App, or setting up new online payments (Faster Payments).

Find out how Mastercard 3D Secure works in our guide.

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