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Mastercard Developer Hub for FDX APIs PAR+RAR Authorize API

Please refer RFC - [RFC 9126 - OAuth 2.0 Pushed Authorization Requests (ietf.org)](https://datatracker.ietf.org/doc/html/rfc9126) and [RFC 9396 - OAuth 2.0 Rich Authorization Requests (ietf.org)](https://datatracker.ietf.org/doc/html/rfc9396) for implementation.

Mastercard Developer Hub for FDX APIs PAR+RAR Authorize API is one of 10 APIs that Mastercard Developer Hub for FDX APIs publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include PAR+RAR Authorize. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and a GitHub repository.

This API exposes 1 operation across 1 path, and defines 3 schemas. It is described by OpenAPI 3.0.3, at version 1.0.0.

Requests are made against a single base URL, http://localhost:8080.

1 operations 1 paths 3 schemas 1 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
1.0.0
Base URL
http://api.example.com
Authentication
HTTP Bearer
Resource Areas
1

Authentication & Security 1

Mastercard Developer Hub for FDX APIs PAR+RAR Authorize API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (bearerAuth).

Paths & Operations 1

Across 1 path, the API surfaces 1 operation — 1 POST. Each is listed below with its method, path, parameters, and response codes.

PAR+RAR Authorize 1

Please refer RFC - [RFC 9126 - OAuth 2.0 Pushed Authorization Requests (ietf.org)](https://datatracker.ietf.org/doc/html/rfc9126) and [RFC 9396 - OAuth 2.0 Rich Authorization Requ…

POST
/oauth2/par
Mastercard Developer Hub for FDX APIs Submit an Authorization Request
authorizeViaParRar body → 200

Schemas 3

The contract defines 3 schemas that model the data the API accepts and returns. The most detailed is Par (2 properties). Each schema is shown below with its type and property counts.

Par
object
2 properties
client_id
string
OAuth 2.0 client identifier. Unique ID representing Data Recipient and Identity Chain combination
grant_type
string
The grant type(s) supported by the Authorisation Server.

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

mastercard-developer-hub-for-fdx-apis-par-rar-authorize-api-openapi.yml Raw ↑

Other APIs Mastercard Developer Hub for FDX APIs publishes across the network.

Mastercard Developer Hub for FDX APIs Application Check Controller API
Mastercard Developer Hub for FDX APIs Consent API
Mastercard Developer Hub for FDX APIs Data Resource APIs API
Mastercard Developer Hub for FDX APIs Dynamic Client Registration API
Mastercard Developer Hub for FDX APIs Non PAR Authorize API
Mastercard Developer Hub for FDX APIs Resource Token API
Mastercard Developer Hub for FDX APIs Token Introspection API
Mastercard Developer Hub for FDX APIs Upload Data API
Mastercard Developer Hub for FDX APIs User APIs API
Where this information came from

This is an independent, third-party profile of Mastercard Developer Hub for FDX APIs PAR+RAR Authorize API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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