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Barclays Cryptography Key Exchange API

Secure cryptographic key exchange for encrypted API communication with Barclays.

Barclays Cryptography Key Exchange API is one of 30 APIs that Barclays publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Cryptography and Security. The published artifact set on APIs.io includes API documentation, an API reference, and an OpenAPI specification.

This API exposes 1 operation across 1 path, and defines 5 schemas. It is described by OpenAPI 3.1.0, at version 1.0.

1 operations 1 paths 5 schemas 1 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0
Authentication
OAuth 2.0
Resource Areas
1

Authentication & Security 1

Barclays Cryptography Key Exchange API declares 1 security scheme for authenticating requests. It supports OAuth 2.0 (InternalTiaaUsRopcAuth) using the clientCredentials flow, exposing 2 scopes.

  • InternalTiaaUsRopcAuth — OAuth2.0 Resource Owner Passard Credentials (ROPC) Grant authentication using TIAA-US for internal APIs

Paths & Operations 1

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

key-exchange-fetch-json-web-keys 1

Key Exchange Fetch Operation APIs

GET
/pcs/{requesterId}/jwks
JSON Web Key Set
getJSONWebKeys 2 params → 200400401500403404503429

Schemas 5

The contract defines 5 schemas that model the data the API accepts and returns. The most detailed are JWKSKey (17 properties), ErrorType (5 properties), ErrorResponseType (2 properties), JWKSKeySetBody (1 property). Each schema is shown below with its type and property counts.

JWKSKey
object
Partner Entity
17 properties 6 required
KeyOperation
string
key operation
JWKSKeySetBody
object
JWKS Response Body
1 property 1 required
ErrorType
object
Message details - additional operation execution information.
5 properties 3 required
ErrorResponseType
object
An API error response.
2 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

barclays-cryptography-key-exchange-openapi.yml Raw ↑

Other APIs Barclays publishes across the network.

Barclays Smartpay Web Payment API
Barclays Bank Ireland Confirmation of Funds API
Barclays Account and Transactions API
Barclays Bank Ireland Account Information API
Barclays Bank Ireland Payment Initiation API
Barclays Confirmation of Funds API
Barclays Dynamic Client Registration API
Barclays Event Notification API
Barclays Payment Initiation API
Barclays ATM Locator API
Barclays Branch Locator API
Barclays FCA Service Metrics API
Where this information came from

This is an independent, third-party profile of Barclays Cryptography Key Exchange 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.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

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