Account Takeover Protection Service (CyberSource) Enabled Magento\Config\Model\Config\Source\Yesno payment/chcybersource/atp_active Magento\Config\Model\Config\Source\Yesno Use Internal Rejection Mechanism payment/chcybersource/atp_internal_resolution You may disable this if you intend to customize the rejection workflow. Leave enabled if you are not doing this or you are unsure. Rejection Mesasge payment/chcybersource/atp_rejection_message Customize the rejection message. Action on Error CyberSource\Atp\Model\Source\Actions payment/chcybersource/atp_action_on_error Specify the default action if an error occurs.