: Publish these types in your OAuth server metadata so clients know what they can request.

: Create a registry of authorization detail types your system supports.

: A string identifying the type of authorization (e.g., payment_initiation , account_information ).

: Use encrypted or signed tokens (JWTs) if the authorization details contain sensitive transaction data.

: A new JSON-based parameter used in authorization and token requests.

: Reflect the authorized details in the resulting Access Token or via the Introspection Response for Resource Servers to verify. 3. Security Considerations