# 3D Secure Standalone This function is used to process a request via the 3D Secure process without authorizing the payment. This will return the result of the 3D Secure process as well as the 3D Secure data that can then be used to process a payment via the Authorization or Sale/Purchase endpoint. - Host Direct See the Integration Methods and URLs Section sections of the Development Quick Start guide for details regarding each processing option. Endpoint: POST /3dsecure/standalone Version: 1.7.43 Security: AccessToken ## Header parameters: - `InterfaceVersion` (string, required) Refers to the version of the program or application that is sending requests to Shift4. The following special characters are not allowed: $ % : ^ - ~ , ? “ ” ‘ ’ { } [ ] \ + = Example: "2.1" - `InterfaceName` (string, required) Refers to the name of the program or application that is sending requests to Shift4. This should be the name of the program that you purchased or created. The following special characters are not allowed: $ % : ^ - ~ ` , ? “ ” ‘ ’ { } [ ] \ + = Example: "ForwardPOS" - `CompanyName` (string, required) Refers to the vendor or partner that designed and certified the interface. The information you use in this field should match what Shift4 has on file or what was agreed upon in your Integration Plan. The following special characters are not allowed: $ % : ^ - ~ ` , ? “ ” ‘ ’ { } [ ] \ + = Example: "PAWS" - `AccessToken` (string, required) A security credential used to authenticate API requests and all i4Go® authorizeClient/preauthorizeClient requests. An Access Token is the alias for the merchant account and interface being used. The Access Token is required in all requests except an Access Token Exchange request, which generates an Access Token using an and . Example: "EA79FB05-3AA7-4500-AF9A-73F986FF2C1D" ## Response 400 fields (application/json): - `result` (array) Example: [{"dateTime":"2022-05-04T09:20:04.487-07:00","error":{"primaryCode":9842,"secondaryCode":0,"shortText":"NOT IN CARDRANGE","longText":"Card type not recognized"},"server":{"name":"U2API01CE"},"transaction":{"invoice":"730518"}}] - `result.dateTime` (string) The date and time in ISO 8601 format including the timezone offset (yyyy-mm-ddThh:mm:ss.nnn+hh:mm). Must be sent as the local date/time of the merchant. For example, a request processed at a merchant in the Pacific time zone at 9:18am on April 15th 2021 would be sent as 2021-04-15T09:18:23.283-07:00 - `result.error` (object) - `result.error.code` (integer) Code indicating the type of error that occurred. Refer to the [Error Codes](/guides/appendices/error-codes) section of this document for more details. - `result.error.severity` (string) Severity level of the error. | Severity | Description | | -------- | ---------------------------------------------------------------- | | Info | Action not required - Data input/formatting is incorrect | | Error | Action may be required - Communication, timeout or network issue | | Alert | Action required - System issue | Enum: "Info", "Error", "Alert" - `result.error.shortText` (string) Abbreviated error message that is always returned if an error condition exists - `result.error.longText` (string) Extended error message that is returned if an error condition exists. - `result.error.primaryCode` (integer) Code indicating the type of error that occurred. Refer to the [Error Codes](/guides/appendices/error-codes) section of this document for more details. - `result.error.secondaryCode` (integer) This code supplements the code specified in the field to provide additional information about the error that occurred. - `result.server` (object) - `result.server.name` (string) The name of the server that processed the request. - `result.transaction` (object) - `result.transaction.invoice` (string) 10-digit invoice number assigned by the interface to identify a transaction. An invoice number serves as a unique key that identifies a transaction within a batch in Shift4's Gateway. - `result.transaction.hostResponse` (object) Returns the response code from the host - `result.transaction.hostResponse.reasonCode` (string) Returns a response code from the host. | Value | Description | | ----- | ----------------------------------------------------------------------------------- | | \-69 | Transaction has been declined. Invalid 3ds\_version parameter. | | \-68 | Authentication process timed out. Please try again. | | \-66 | Invalid combination of 3ds values | | \-65 | Merhant is not allowed for this exemption | | \-64 | Exemption is not allowed for this transaction amount | | \-63 | Merchant is not enrolled to 3D-secure service. | | \-50 | An error occurred during the 3D secure process | | \-39 | You need to be registered with the 3D Adviser service to complete the request | | \-37 | Transaction has been denied. Malformed or missing parameter. | | \-36 | The selected processor does not support some of the parameters. | | \-35 | Merchant is not registered. | | \-33 | You need to be registered with the routing service to complete the routing request. | | \-32 | You are not registered with the selected Processor. | | \-30 | Transaction Failed due to error in 3D secure process. | | \-20 | Authentication error. Please contact support. | | \-17 | Selected service is unavailable | | \-16 | Selected service is unavailable | | \-15 | Selected service is unavailable | | \-13 | Merchant is not enrolled in the 3D Secure Adviser service. | | \-12 | Transaction has been declined due to security restrictions. | | \-11 | Rejected. Format Error | | \-10 | System error. Please contact support. | | \-9 | Parameter(s) malformed | | \-8 | Parameter(s) malformed | | \-7 | Please contact support. | | 1 | Transaction not allowed | | 2 | Transaction not allowed | | 3 | Transaction not allowed | | 4 | Transaction not allowed | | 7 | The transaction was declined by the gateway and will not be processed. | | 9 | The transaction has been denied. | | 11 | The queried transaction is currently being processed. Please try again. | | 13 | The transaction has been denied. | | 15 | The transaction has been denied. - `result.transaction.hostResponse.reasonDescription` (string) Returns a description from the host. ## Response 504 fields (application/json): - `result` (array) - `result.error` (object) - `result.error.code` (integer) Code indicating the type of error that occurred. Refer to the [Error Codes](/guides/appendices/error-codes) section of this document for more details. - `result.error.severity` (string) Severity level of the error. | Severity | Description | | -------- | ---------------------------------------------------------------- | | Info | Action not required - Data input/formatting is incorrect | | Error | Action may be required - Communication, timeout or network issue | | Alert | Action required - System issue | Enum: "Info", "Error", "Alert" - `result.error.shortText` (string) Abbreviated error message that is always returned if an error condition exists - `result.error.longText` (string) Extended error message that is returned if an error condition exists. - `result.error.primaryCode` (integer) Code indicating the type of error that occurred. Refer to the [Error Codes](/guides/appendices/error-codes) section of this document for more details. - `result.error.secondaryCode` (integer) This code supplements the code specified in the field to provide additional information about the error that occurred. - `result.lighthouse` (object) - `result.lighthouse.data` (string) Base64 encoded JSON formatted data that will be returned from Lighthouse to be passed back to SkyTab. This data will contain variable information. - `result.server` (object) - `result.server.name` (string) The name of the server that processed the request.