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Authmatech uses API-key authentication. The OpenAPI security scheme is ApiKey, an API key passed in the X-API-KEY header, accompanied on every operation by the X-CLIENT-ID header that identifies your account.

Required headers

Credential scopes

The SDK token cannot call Verify or any other server API — it exists so app code never holds your API key. The native mobile SDKs use it to register a session; the browser Web SDK is transaction-based and uses no credential in client code.

Unauthorized response

A missing or invalid X-API-KEY / X-CLIENT-ID returns 401 in the standard envelope:

Rotating keys

  • POST /v1/api/me/api-key/rotate — rotate your own key (requires the client secret). See Rotate an API key.
  • POST /v1/api/me/api-key/generate — generate your first key. See Generate an API key.
For security best practices, see the Authentication guide.