CustomerMerchant WebsiteMerchant ServerCardknox CDNCardknox GatewayVisits merchant's payment pageRetrieves iFieldsEnters payment details and clicks submitRequests a token to be created from each iFieldGenerates and returns a Single Use TokenSubmits formPOSTs transaction using the tokens as placeholdersRetrieves actual data for token and performs transactionResponds with transaction result (and standard token)CustomerMerchant WebsiteMerchant ServerCardknox CDNCardknox Gateway