Authorization server · Transport
All endpoints served over HTTPS
Every authorization server endpoint listed in its metadata uses HTTPS.
mcp.as.https
In revision 2026-07-28
- Level
- MUST
- Defined in
- Security Considerations › Communication SecurityMCP Authorization 2026-07-28
- Party
- Authorization server
- Observable
passiveObservable by reading published metadata, without any request to the server.
Level by revision
| Revision | Level | Section |
|---|---|---|
| 2026-07-28current | MUST | Security Considerations › Communication Security |
| 2025-11-25 | MUST | Security Considerations › Communication Security |
Adoption across listed servers
- Supported0
- Partial0
- Unsupported0
- Unknown34
- Not applicable5