Explore the DCC-specific terms, identifiers, and concepts used throughout the Fexco Developer Portal.
Explore the DCC-specific terms, identifiers, and concepts used throughout the Fexco Developer Portal.
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See `,_jsx(_components.a,{href:`/dcc/api-reference/authentication/jwt-pki`,children:`Certificate and JWT authentication`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`MCC (Merchant Category Code)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A four-digit code assigned by Visa and Mastercard to classify a merchant’s line of business. Required in boarding for card scheme processing and reporting.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`MCP (Multi-Currency Pricing)`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`A foreign exchange service related to DCC, most relevant to eCommerce. With MCP, a merchant tracks exchange rates for multiple currencies simultaneously (for example, in an online shopping basket), so the rate is already known when the customer checks out. Currently supported by Rate Service Classic and ISO APIs but not yet by Rate Service Connect. See `,_jsx(_components.a,{href:`/dcc/guides/rate-service/mcp-rate`,children:`Request an MCP rate`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Merchant`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A business that accepts card payments from cardholders. In the DCC context, merchants are boarded by their acquirer (with Fexco’s support) so they can offer currency conversion at the point of sale.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Merchant Originator Tag`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The term used within Mercury and Boarding File Upload files for the merchant identifier (MID). Corresponds to the `,_jsx(_components.code,{children:`tag`}),` attribute in Boarding File Upload XML files and the `,_jsx(_components.code,{children:`merchantID`}),` in XML I-File files.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Mercury`}),_jsx(_components.td,{style:{textAlign:`left`},children:`Fexco’s central platform for managing merchant configurations, rate behavior, and commission structures for DCC processing. When you board a merchant, you are registering them in Mercury.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Fresh Insights`}),_jsx(_components.td,{style:{textAlign:`left`},children:`Fexco’s online business intelligence and reporting platform. 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See `,_jsx(_components.a,{href:`/dcc/developer-resources/codes/currency-precision`,children:`Currency precision`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`NE2E (Non-End-to-End) settlement`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A settlement arrangement where the card scheme does not settle in the DCC transaction currency and instead converts back to another currency. The XML I-File supports optional NE2E fields to report the card scheme’s own settlement amount.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`OAuth 2.0`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The authentication mechanism for the Boarding API. You obtain a bearer token by posting client credentials (`,_jsx(_components.code,{children:`client_id`}),` and `,_jsx(_components.code,{children:`client_secret`}),`) to the token endpoint using the client credentials grant flow. 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Fexco is certified as a Third Party Processor Level 1 compliant with PCI DSS.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Peering document`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A document provided by Fexco’s network team containing SFTP connection details for the connectivity setup phase. Used to configure SFTP credentials and submit IP ranges for whitelisting.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Pilot`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A controlled production deployment phase that runs for approximately two weeks with a defined subset of merchants or ATMs. Validates that the integration works at scale under real conditions before full rollout.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`PKI (Public Key Infrastructure)`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The certificate framework used by Rate Service Connect authentication. You generate an RSA key pair, create a Certificate Signing Request (CSR), and submit it to Fexco to be signed. The resulting certificate is embedded in the JWT header on every request. See `,_jsx(_components.a,{href:`/dcc/api-reference/authentication/jwt-pki`,children:`Certificate and JWT authentication`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Polling`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The mechanism used to track the status of a `,_jsx(_components.a,{href:`/dcc/api-reference/endpoints/merchant-boarding`,children:`Boarding API`}),` batch after submission. After submitting a batch, you call `,_jsx(_components.a,{href:`/dcc/api-reference/boarding-rest/get-boarding-status`,children:`Get boarding status`}),` to check processing status and `,_jsx(_components.a,{href:`/dcc/api-reference/boarding-rest/get-boarding-summary`,children:`Get boarding summary status`}),` for per-merchant results.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`POS (Point of Sale)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The physical location and device where a card transaction occurs. DCC at a POS terminal allows a cardholder presenting a foreign card to choose to pay in their home currency. Distinguished from ATM and eCommerce channels.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Pre-authorisation`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A transaction type where an authorisation hold is placed on a card before the final transaction amount is known (for example, hotel check-in). Supported by Rate Service Connect.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`PSP (Payment Service Provider)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A company that processes payment transactions on behalf of merchants or acquirers. PSPs may integrate with Fexco’s DCC services to offer currency conversion to their merchant clients.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Quickboard`}),_jsx(_components.td,{style:{textAlign:`left`},children:`Mercury’s online merchant boarding module. Allows acquirers and merchants to board merchant details directly into Mercury via a web interface. Distinct from the Boarding API and Boarding File Upload methods.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate expiry`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The time window during which a quoted DCC rate remains valid. After expiry, a new rate must be requested before the transaction can be processed. See `,_jsx(_components.a,{href:`/dcc/guides/rate-service/rate-expiry`,children:`Handle rate expiry`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate margin`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The markup applied to the wholesale exchange rate to arrive at the customer-facing DCC rate. The margin is divided between the acquirer, the merchant, and Fexco according to the template configuration. The margin percentage is included in rate service responses for receipt printing and regulatory compliance.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate Margin Description`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A named configuration that identifies the commission and margin split for a template. Used in XML boarding as part of the composite template key (together with File Group ID and Base Currency).`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate offer`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The exchange rate and converted amount returned by the rate service when a cardholder presents a foreign card. The offer includes the exchange rate, foreign currency amount, applicable margin, and offer or receipt text.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate refresh`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The process by which Fexco updates foreign exchange rates. Rates are refreshed up to six times per day on financial trading days and uploaded to the rate service at regular intervals.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate Service Classic`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The most widely deployed rate service API. Provides a REST/JSON interface with no application-level authentication. Supports both DCC and MCP rate offers. See `,_jsx(_components.a,{href:`/dcc/api-reference/endpoints/rate-service-classic`,children:`Rate Service Classic endpoints`}),` and `,_jsx(_components.a,{href:`/dcc/guides/rate-service/dcc-offer-rate-service-classic`,children:`Request a DCC offer (Rate Service Classic)`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate Service Connect`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The newest rate service API. Adds JWT/PKI authentication for enhanced security. Currently supports DCC only (MCP is not yet available). Fexco’s strategic direction for new integrations that require application-level authentication. See `,_jsx(_components.a,{href:`/dcc/api-reference/endpoints/rate-service-connect`,children:`Rate Service Connect endpoints`}),` and `,_jsx(_components.a,{href:`/dcc/guides/rate-service/dcc-offer-rate-service-connect`,children:`Request a DCC offer (Rate Service Connect)`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Rate source`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The supplier of wholesale foreign exchange rates used as the basis for DCC offers. Common sources include the Wholesale Rate and Refinitiv. The rate source identifier is included in rate service responses. See `,_jsx(_components.a,{href:`/dcc/developer-resources/codes/rate-source`,children:`Rate source codes`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Receipt text`}),_jsx(_components.td,{style:{textAlign:`left`},children:`Ready-to-display text returned by the rate service for printing on a transaction receipt. Includes the exchange rate, foreign currency amount, and source timestamp to meet regulatory requirements.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Refund`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`A transaction that reverses or returns a previous purchase. Reported as `,_jsx(_components.code,{children:`credit`}),` in the XML I-File `,_jsx(_components.code,{children:`transactionCode`}),` field and as a J2 record in the I-File format.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Reversal`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A full reversal of a prior authorisation or transaction. Supported as a transaction type in Rate Service Connect.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Settlement`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The process by which funds move between the cardholder’s bank, the acquirer, and the merchant after a DCC transaction. Fexco provides settlement information based on transaction import files but does not execute the currency exchange itself.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`SFTP (Secure File Transfer Protocol)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The file transfer mechanism used for all file-based integrations. Transaction import files and XML boarding files are uploaded to an Incoming folder on Fexco’s SFTP server. Confirmation files are collected from an Outgoing folder. Files must be encrypted with GPG before upload.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`SIT (System Integration Testing)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A phase in the integration journey that verifies bidirectional data flow between your systems and Fexco’s infrastructure after connectivity setup is complete.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`TCOM (Transaction Commission report)`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`A daily file from Fexco showing the commission breakdown for your DCC transactions. Details commission amounts by type, merchant, and currency. See `,_jsx(_components.a,{href:`/dcc/developer-resources/file-formats/tcom`,children:`TCOM file format reference`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Template`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`A stored configuration in Fexco’s system that controls rate and commission behavior for boarded merchants. Templates determine allowed currencies, base currency, commission splits, and whether DCC and MCP rates are active. Templates are created and managed by Fexco. See `,_jsx(_components.a,{href:`/dcc/guides/merchant-boarding/how-it-works`,children:`How merchant boarding works`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Template ID`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A numeric identifier assigned by Fexco to a specific template. Used in the Boarding API to identify which template a merchant should be assigned to. 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TLS 1.2 or higher is mandatory for the Boarding API.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Transaction import`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The process of submitting daily files to Fexco reporting which DCC transactions and rate offers occurred. See `,_jsx(_components.a,{href:`/dcc/guides/transaction-import/how-it-works`,children:`How transaction import works`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`UAT (User Acceptance Testing)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`A Fexco-led formal certification phase that validates the entire end-to-end integration. Fexco creates a test script tailored to your configuration.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`V-File`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`A legacy transaction import file format, using flat-file structure with subrecord types. Supported for backward compatibility. See `,_jsx(_components.a,{href:`/dcc/developer-resources/file-formats/v-file`,children:`V-File format reference`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`Wholesale rate`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The base foreign exchange rate obtained from a rate source before the rate margin is applied. The DCC rate shown to the cardholder is derived from the wholesale rate plus the configured margin percentage.`})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`XML I-File`}),_jsxs(_components.td,{style:{textAlign:`left`},children:[`The current standard file format for transaction import. XSD-validated, with built-in integrity checks. See `,_jsx(_components.a,{href:`/dcc/developer-resources/file-formats/xml-i-file`,children:`XML I-File format reference`}),`.`]})]}),_jsxs(_components.tr,{children:[_jsx(_components.td,{style:{textAlign:`left`},children:`XSD (XML Schema Definition)`}),_jsx(_components.td,{style:{textAlign:`left`},children:`The schema file against which Boarding File Upload XML boarding files and XML I-File transaction import files are validated before submission. Structural errors against the XSD cause file-level rejection. 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