Process ACS Result
Interprets the authentication response returned from the card Issuer's Access Control Server (ACS) after the cardholder completes the authentication process. The response indicates the success or otherwise of the authentication. The 3DS AuthId is required so that merchants can submit payloads multiple times without producing duplicates in the database.
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This operation requires authentication via one of the following methods:
- Certificate authentication.
-
To authenticate to the API two additional NVP parameters must be supplied in the request.
Provide 'merchant.
<your gateway merchant ID>' in the apiUsername field and your API password in the apiPassword field.
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3DS Authentication Details.
Base64
REQUIRED
Base64 encoded string received from the card Issuer's ACS after the cardholder completes the authentication process.
The payment authentication response (PaRes) value is posted from the ACS in the PaRes field. The value of the PaRes field must be used in the operation request unaltered.
Data is Base64 encoded
ASCII Text
REQUIRED
A unique identifier supplied by the merchant for the authentication.
It is first defined in the check3DSEnrollment operation, and then included in subsequent operations.It is not used when the authentication is performed externally.
Data consists of ASCII characters
String
= PROCESS_ACS_RESULT
FIXED
Any sequence of zero or more unicode characters.
String
OPTIONAL
A transient identifier for the request, that can be used to match the response to the request.
The value provided is not validated, does not persist in the gateway, and is returned as provided in the response to the request.
Data can consist of any characters
Alphanumeric + additional characters
REQUIRED
The unique identifier issued to you by your payment provider.
This identifier can be up to 12 characters in length.
Data may consist of the characters 0-9, a-z, A-Z, '-', '_'
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Data representing the 3DS results or enrollment state
Alphanumeric
CONDITIONAL
The Electronic Commerce Indicator returned by the card issuer in the authentication response message.
It indicates the level of security and authentication of the transaction.
Data may consist of the characters 0-9, a-z, A-Z
A collection of parameters required to build the HTML form that is redirected to the ACS.
There are two options to generate the redirect page used to transfer the cardholder to the card Issuer's Access Control Server (ACS) for authentication:
1. Simple: submit the form generated by the gateway. In this case, only the htmlBodyContent parameter is required.
2. Customized: for those merchants who wish to customise the submission. In this case, the acsURL and paReq parameters will be required to formulate the submission.
The customized field is the response returned for those merchants who wish to customise the submission.
In this case, the acsURL and paReq parameters will be required to formulate the submission.
Url
ALWAYS PROVIDED
The URL of the card Issuer's Access Control Server (ACS) where the cardholder can be authenticated.
Ensure that the URL begins with 'https' and is longer than 11 characters.
ASCII Text
ALWAYS PROVIDED
The Payer Authentication Request (PAReq) message that is sent to the card Issuer's Access Control Server (ACS) to initiate authentication of the cardholder.
It contains all of the information required by the ACS to perform the authentication. PAReq should be sent to the ACS URL unaltered.
Data consists of ASCII characters
The simple field is the response returned to those merchants who have chosen the simple option for form submission.
In this case, only the htmlBodyContent parameter is required to formulate the submission.
String
ALWAYS PROVIDED
The generated form to post to the cardholder's browser.
The form will redirect the browser to card Issuer's Access Control Server (ACS) where the cardholder can be authenticated. The form contains all of the information required by the ACS for authentication.
Data can consist of any characters
Base64
CONDITIONAL
The base64 encoded value generated by the card issuer.
Included in subsequent transaction request messages and used by the card scheme to verify that the authentication occurred and the values provided are valid. The token should be used unaltered.
This field corresponds to the Cardholder Authentication Verification Value (CAVV) for Visa, the Accountholder Authentication Value (AAV) for MasterCard and JCB, or the American Express Verification Value (AEVV) for American Express.
Data is Base64 encoded
Enumeration
ALWAYS PROVIDED
The summarized response from the card issuer and the payment gateway indicating the overall status of the attempt to authenticate the cardholder.
For detailed information on the authentication result, see gatewayCode.
Value must be a member of the following list. The values are case sensitive.
AUTHENTICATION_ATTEMPTED
Authentication was attempted but the card issuer did not perform the authentication
AUTHENTICATION_FAILED
The cardholder failed the authentication.
AUTHENTICATION_NOT_AVAILABLE
An internal error occurred and Authentication is not currently available.
AUTHENTICATION_SUCCESSFUL
The cardholder was successfully authenticated.
CARD_DOES_NOT_SUPPORT_3DS
The card does not support 3DS authentication.
CARD_ENROLLED
The card is enrolled for 3DS authentication.
CARD_NOT_ENROLLED
The card is not enrolled for 3DS authentication.
Base64
CONDITIONAL
A unique transaction identifier generated by the Payment Gateway on behalf of the merchant to identify the 3DS transaction.
This field is mandatory for Verified By Visa transactions if authentication was available. The XID should be used in operation requests unaltered.
Data is Base64 encoded
ASCII Text
ALWAYS PROVIDED
A unique identifier supplied by the merchant for the authentication.
It is first defined in the check3DSEnrollment operation, and then included in subsequent operations.
It is not used when the authentication is performed externally.
Data consists of ASCII characters
String
CONDITIONAL
A transient identifier for the request, that can be used to match the response to the request.
The value provided is not validated, does not persist in the gateway, and is returned as provided in the response to the request.
Data can consist of any characters
Alphanumeric + additional characters
ALWAYS PROVIDED
The unique identifier issued to you by your payment provider.
This identifier can be up to 12 characters in length.
Data may consist of the characters 0-9, a-z, A-Z, '-', '_'
A collection of information that is specific to responses from the API.
The response code which indicates the status.
Enumeration
ALWAYS PROVIDED
The detailed response from the payment gateway to indicate the status of the 3DS authentication.
The result of a 3DS request to the gateway.
Value must be a member of the following list. The values are case sensitive.
ACS_SESSION_TIMEOUT
The session with the Issuer's ACS timed out. The cardholder did not return from the ACS session.
AUTHENTICATION_ATTEMPTED
The Merchant attempted to authenticate the cardholder with the card Issuer, but the card Issuer did not perform authentication of the card. Proof of authentication attempt was provided.
AUTHENTICATION_FAILED
The cardholder failed authentication by the card Issuer.
AUTHENTICATION_NOT_AVAILABLE_ERROR_DETAILS_PROVIDED
The response received from the card issuer's ACS (PARes) indicated that authentication of the cardholder could not be completed as technical or other issues were encountered by the Issuer's ACS. Error details (IReq) provided.
AUTHENTICATION_NOT_AVAILABLE_NO_ERROR_DETAILS
The response received from the card issuer's ACS (PARes) indicated that authentication of the cardholder could not be completed as technical or other issues were encountered by the Issuer's ACS. No error details (IReq) were provided.
AUTHENTICATION_SUCCESSFUL
The cardholder was successfully authenticated by the card Issuer.
CARD_DOES_NOT_SUPPORT_3DS
The card does not support 3D Secure authentication.
CARD_ENROLLED
Card holder is enrolled.
ENROLLMENT_STATUS_UNDETERMINED_ERROR_DETAILS_PROVIDED
The Issuer's ACS was not able to process the request to check enrollment or the card is ineligible (e.g. it is a Commercial card). The ACS did not provide any further details in the response.
ENROLLMENT_STATUS_UNDETERMINED_NO_ERROR_DETAILS
The Issuer's ACS was not able to process the request to check enrollment or the card is ineligible (e.g. it is a Commercial card). The ACS did not provide any further details in the response.
ERROR_COMMUNICATING_WITH_DIRECTORY_SERVER
An error communicating with the Directory Server was encountered.
ERROR_PARSING_AUTHENTICATION_RESPONSE
Error parsing Payer Authentication Response (PARes) received from the ACS.
ERROR_PARSING_CHECK_ENROLLMENT_REQUEST
Occurs when the request is incorrectly formatted. For example, the Merchant Id is longer than maximum allowed. Will generally only occur as a result of a defect in PS.
ERROR_PARSING_CHECK_ENROLLMENT_RESPONSE
Error parsing Verify Enrollment Response (VERes) received from the ACS.
INVALID_DIRECTORY_SERVER_CREDENTIALS
Merchant ID and Password failed authentication with the Directory Server (Contact Support to rectify)
INVALID_SIGNATURE_ON_AUTHENTICATION_RESPONSE
Error validating signature on response received from the ACS.
MPI_PROCESSING_ERROR
Internal processing error
NOT_ENROLLED_ERROR_DETAILS_PROVIDED
Card holder is not enrolled. Error details were returned by the Directory Server.
NOT_ENROLLED_NO_ERROR_DETAILS
Card holder is not enrolled. No error details were returned by the Directory Server.
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Information on possible error conditions that may occur while processing an operation using the API.
Enumeration
Broadly categorizes the cause of the error.
For example, errors may occur due to invalid requests or internal system failures.
Value must be a member of the following list. The values are case sensitive.
CONSTRAINT_VIOLATION
The request was rejected due to the request parameters violating the constraints.
INVALID_REQUEST
The request was rejected because it did not conform to the API protocol.
REQUEST_REJECTED
The request was rejected due to security reasons such as firewall rules, expired certificate, etc.
SERVER_BUSY
The server did not have enough resources to process the request at the moment.
SERVER_FAILED
There was an internal system failure.
String
Textual description of the error based on the cause.
This field is returned only if the cause is INVALID_REQUEST, SERVER_BUSY or CONSTRAINT_VIOLATION.
Data can consist of any characters
String
Indicates the name of the field that failed validation or has violated the payment constraints.
This field is returned only if the cause is INVALID_REQUEST and a field level validation error was encountered; or if the cause is CONSTRAINT_VIOLATION and a field level constraint was violated.
Data can consist of any characters
String
Indicates the code that helps the support team to quickly identify the exact cause of the error.
This field is returned only if the cause is SERVER_FAILED or REQUEST_REJECTED.
Data can consist of any characters
Enumeration
Indicates the type of field validation error.
This field is returned only if the cause is INVALID_REQUEST and a field level validation error was encountered.
Value must be a member of the following list. The values are case sensitive.
INVALID
The request contained a field with a value that did not pass validation.
MISSING
The request was missing a mandatory field.
UNSUPPORTED
The request contained a field that is unsupported.
Enumeration
A system-generated high level overall result of the operation.
Value must be a member of the following list. The values are case sensitive.
ERROR
The operation resulted in an error and hence cannot be processed.