Mastercard · Authentication Profile

Mastercard Authentication

Authentication

Mastercard secures its APIs with apiKey across 1 declared security scheme, as derived from its OpenAPI definitions.

Credit CardsDigital IdentityFinancial ServicesFraud DetectionOpen BankingPaymentsFortune 500
Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

credit_analytics_auth apiKey
· in: header (api_key)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/mastercard-consumer-credit-analytics-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: credit_analytics_auth
  type: apiKey
  in: header
  parameter: api_key
  description: Mastercard uses one-legged OAuth1.0a to authenticate its APIs. See https://developer.mastercard.com/platform/documentation/security-and-authentication/using-oauth-1a-to-access-mastercard-apis/
    for more details.
  sources:
  - openapi/mastercard-consumer-credit-analytics-openapi.yml