OAuth 2.0 Rich Authorization Requests (RAR): Enhancing Fine-Grained Access Control 1. Introduction

draft-ietf-oauth-rar-15. ... Versions: 00. 01. 02. 03. 04. 05. 06. 07. 08. 09. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. IETF Datatracker draft-ietf-oauth-rar-23

Deploying RAR requires significant updates to both Authorization and Resource Servers (RS):

: Implementation must account for various error states, including unknown detail types, invalid fields, or missing required parameters. 5. Specialized Applications

: Designers must determine how to present these fine-grained details to users in a readable format during the consent phase.

draft-ietf-oauth-rar-15 - OAuth 2.0 Rich Authorization Requests

: The concepts validated in Draft 03 and subsequent iterations were ultimately standardized as RFC 9396 , providing a stable foundation for global interoperability. 3. Core Technical Components

: Unlike the flat strings of "scope," RAR objects can include specific fields such as locations , actions , and datatypes .