Zero Hash · Authentication Profile

Zero Hash Authentication

Authentication

Zero Hash secures its APIs with apiKey and http across 3 declared security schemes, as derived from its OpenAPI definitions.

Companycrypto-infrastructuredigital-assetsstablecoinspaymentspayoutstokenizationcustodystakingsettlementembedded-financeon-off-rampliquidityfix-protocolwebhookswebsocketskyccomplianceremittancesagentic-finance
Methods: apiKey, http Schemes: 3 OAuth flows: API key in: header

Security Schemes

apiKey apiKey
· in: header (X-SCX-API-KEY)
apiPassphrase apiKey
· in: header (X-SCX-PASSPHRASE)
BearerAuth http
scheme: bearer

Source

Authentication Profile

Raw ↑ 
generated: '2026-08-05'
method: derived
source: openapi/zero-hash-api-openapi.yml, openapi/zero-hash-connect-openapi.yml
summary:
  types:
  - apiKey
  - http
  api_key_in:
  - header
schemes:
- name: apiKey
  type: apiKey
  in: header
  parameter: X-SCX-API-KEY
  description: Your API public key. See the [Authentication guide](https://docs.zerohash.com/reference/api-authentication)
    for how to obtain keys.
  sources:
  - openapi/zero-hash-api-openapi.yml
- name: apiPassphrase
  type: apiKey
  in: header
  parameter: X-SCX-PASSPHRASE
  description: The passphrase associated with your API key, set when the key was created.
  sources:
  - openapi/zero-hash-api-openapi.yml
- name: BearerAuth
  type: http
  scheme: bearer
  bearerFormat: JWT
  description: JWT token with customers:token:issue scope
  sources:
  - openapi/zero-hash-connect-openapi.yml