Basis Theory · Authentication Profile

Basis Theory Authentication

Authentication

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

TokenizationData VaultPCI CompliancePaymentsSecurity
Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

ApiKey apiKey
· in: header (BT-API-KEY)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/basis-theory-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: ApiKey
  type: apiKey
  in: header
  parameter: BT-API-KEY
  description: Authenticate every request with a Basis Theory Application key supplied in the
    BT-API-KEY request header.
  sources:
  - openapi/basis-theory-openapi.yml