Expedia Group · Authentication Profile

Expedia Group Authentication

Authentication

Expedia Group secures its APIs with apiKey, http, and oauth2 across 3 declared security schemes, as derived from its OpenAPI definitions. OAuth 2.0 is offered via the clientCredentials flow(s).

FlightsHotelsLodgingTravelFortune 500
Methods: apiKey, http, oauth2 Schemes: 3 OAuth flows: clientCredentials API key in: header

Security Schemes

Basic http
scheme: basic
orderPurchaseScreenAuth oauth2
· flows: clientCredentials
rapidAuth apiKey
· in: header (Authorization)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/expedia-deposit-openapi-original.yml, openapi/expedia-fraud-protection-openapi-original.yml,
  openapi/expedia-lodging-product-openapi-original.yml, openapi/expedia-loyalty-openapi-original.yml,
  openapi/expedia-rapid-openapi-original.yml
summary:
  types:
  - apiKey
  - http
  - oauth2
  api_key_in:
  - header
  oauth2_flows:
  - clientCredentials
schemes:
- name: Basic
  type: http
  scheme: basic
  sources:
  - openapi/expedia-deposit-openapi-original.yml
  - openapi/expedia-lodging-product-openapi-original.yml
- name: orderPurchaseScreenAuth
  type: oauth2
  flows:
  - flow: clientCredentials
    tokenUrl: https://api.expediagroup.com/identity/oauth2/v3/token?grant_type=client_credentials
    scopes: 1
  sources:
  - openapi/expedia-fraud-protection-openapi-original.yml
  - openapi/expedia-loyalty-openapi-original.yml
- name: rapidAuth
  type: apiKey
  in: header
  parameter: Authorization
  description: The custom generated authentication header. Refer to our [signature authentication](https://developers.expediagroup.com/docs/rapid/resources/reference/signature-authentication)
    page for full details.
  sources:
  - openapi/expedia-rapid-openapi-original.yml