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Sequence Diagrams - Guest card payment

Basic card authorization

Card payment using Card Payments API only.

Using:

  1. Card Payments API
BrowserMerchant_FrontendMerchant_BackendCard_Payments_APIClick PayPaycustomerInitiatedTransactions requestcustomerInitiatedTransactions responseSettlement requestSettlement responseBrowserMerchant_FrontendMerchant_BackendCard_Payments_API

Basic card authorization with 3DS

Card payment with 3DS authentication enabled.

Using:

  1. 3DS API
  2. Card Payments API
BrowserMerchant_FrontendMerchant_Backend3DS_APICard_Payments_APIIssuersUpdate or close challenge window on websiteApply authentication details in payment E.g. eci, authenticationValue etcClick PayPaydeviceDataInitialization requestdeviceDataInitialization responseDeviceData - BIN/JWT/URL3DS Device Data formForm POSTPostMessage: dfReferenceIdAuthentication requestAuthentication responseChallenge JWT/URL3DS challenge formForm POST`returnUrl` specified in authentication requestVerification requestVerification responsecustomerInitiatedTransactions requestcustomerInitiatedTransactions responseSettlement requestSettlement responseBrowserMerchant_FrontendMerchant_Backend3DS_APICard_Payments_APIIssuers

Basic card authorization with 3DS and FraudSight

Card payment with a FraudSight risk assessment and 3DS authentication enabled.

Using:

  1. FraudSight API
  2. 3DS API
  3. Card Payments API
BrowserMerchant_FrontendMerchant_Backend3DS_APICard_Payments_APIFraudSight_APIIssuersUpdate or close challenge window on websiteApply authentication details in payment E.g. eci, authenticationValue etcClick PayPayAssessment requestAssessment responsedeviceDataInitialization requestdeviceDataInitialization responseDeviceData - BIN/JWT/URL3DS Device Data formForm POSTPostMessage: dfReferenceIdAuthentication requestAuthentication responseChallenge JWT/URL3DS challenge formForm POST`returnUrl` specified in authentication requestVerification requestVerification responsecustomerInitiatedTransactions requestcustomerInitiatedTransactions responseSettlement requestSettlement responseBrowserMerchant_FrontendMerchant_Backend3DS_APICard_Payments_APIFraudSight_APIIssuers