Nestcoin · Authentication Profile

Nestcoin Authentication

Authentication

Nestcoin secures its APIs with apiKey across 2 declared security schemes, as derived from its OpenAPI definitions.

CompanyFintechCryptoExchangeOn-Off RampPaymentsWeb3Africa

Methods: apiKey Schemes: 2 OAuth flows: API key in: header, query

Security Schemes

authSignature apiKey

· in: header (x-signature)

authToken apiKey

· in: header (x-auth-token)

Source

Authentication Profile

generated: '2026-07-20'
method: searched
source: openapi/nestcoin-external-gateway-openapi-original.json
docs: https://docs.onboard.xyz/api-reference/onboard-connect/authentication
summary:
  types:
  - apiKey
  api_key_in:
  - header
  - query
models:
  - name: API Key
    headers: [x-api-key]
    query: [x-api-key]
    detail: Identifies the third-party application. Retrieved from the Business Dashboard after onboarding.
  - name: Session token (x-auth-token)
    headers: [x-auth-token, 'Authorization: Bearer <token>']
    detail: Issued to an end user after OTP login; used for authenticated user-session endpoints.
  - name: HMAC signature (x-signature)
    headers: [x-api-key, x-signature, x-timestamp]
    detail: >-
      Sensitive operations (e.g. user creation) require HMAC-SHA256 signing. The signature is
      computed over the x-timestamp and request body using the API secret as the key. Timestamps
      must be within 30 seconds of server time or the request is rejected with 403.
schemes:
- name: authSignature
  type: apiKey
  in: header
  parameter: x-signature
  sources:
  - openapi/nestcoin-external-gateway-openapi-original.json
- name: authToken
  type: apiKey
  in: header
  parameter: x-auth-token
  description: Auth Token header for inter-service communication
  sources:
  - openapi/nestcoin-external-gateway-openapi-original.json
access_token_flow:
  request_operation: requestAccessToken
  refresh_operation: refreshAccessToken
  path: /auth/oauth/access-token

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