3-D Secure

3-D Secure from Mastercard/Visa and PostFinance is a secure method for paying online. It’s very convenient, too: all you need to do to confirm your online purchase is use your fingerprint or Face ID or enter an SMS code. Complete a one-time activation for 3‑D Secure now.

Here’s how the 3-D procedure works

With fingerprint or Face ID

With each payment, you receive a push message asking you to confirm the purchase with your fingerprint or Face ID.

With SMS code

With each payment, an SMS code is sent to your smartphone. You are then asked to enter this to confirm your purchase.

  • In e-finance

    First, activate the login via app on your smartphone. If you already use login via app, activate 3-D Secure in the card settings in e-finance.

    In the app

    First, activate the login via app on your smartphone. If you already use login via app, activate 3-D Secure in e-finance in 4 steps.

    Step 1: Select “More” on the app homepage. 

    Step 2: Select “My cards”. 

    Step 3: Select the card you want to activate for 3-D Secure.

    Step 4: Activate 3-D Secure in the card details.

  • I have e-finance

    Activate 3-D Secure in the card settings in e-finance

    I have no e-finance

    Activate 3-D Secure by entering the card data and your card account number.

    • 3-D Secure is a standard from Mastercard/Visa and PostFinance for secure payment online. The free service provides additional protection against unauthorized use of your card. More and more online retailers are using 3-D Secure.
    • With fingerprint or Face ID: when making payments with your card in online shops that use 3-D Secure, you as a customer will be requested – via a push message sent to your smartphone – to confirm the purchase in the PostFinance App with fingerprint or Face ID.

      With SMS code: when making payments with your card in online shops that use 3-D Secure, you as a customer will be requested to enter a security code. This code will be sent by SMS to your registered mobile phone number.
    • Yes, the new 3-D Secure procedure is available immediately after one-time activation.
    • In this situation, you receive a new card. If the new 3-D Secure procedure had already been activated on the lost card, the new card does not have to be activated again.