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    Configuring Strong Customer Authentication
    When payer authentication is enabled and a transaction is declined with reason code
          
478
 (Strong Customer Authentication required), another request is sent
        from the Adobe Commerce
 module for the same order. The customer must
          complete a 3-D Secure
 challenge. To configure this setting, click 
Strong Customer Authentication
 to
        expand the section. In the Enforce Strong Customer Authentication when saving a
          card
 drop-down list, choose Yes
 to have the cardholder
        complete a 3-D Secure
 challenge while saving a card.