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From-scratch OAuth 2.1 auth layer for a remote MCP server: RFC 8414 + RFC 9728 discovery, dynamic client registration, mandatory S256 PKCE, HS256 bearer tokens. Express and node:crypto only.
Scoring was not performed
| Scored | Grade | Overall | Spec posture | Rubric |
|---|---|---|---|---|
| 2026-09-23 | F | 0 | 2026-07-28+ | v2 |