OAuth 2.0 Authorization Server Metadata
RFC 8414
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Type |
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RFC - Proposed Standard
(June 2018; No errata)
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Last updated |
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2018-06-28
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Replaces |
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draft-jones-oauth-discovery
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IETF
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plain text
pdf
htmlized
bibtex
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Reviews |
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WG state
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Submitted to IESG for Publication
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Document shepherd |
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Hannes Tschofenig
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Shepherd write-up |
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Show
(last changed 2017-04-10)
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| IESG |
IESG state |
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RFC 8414 (Proposed Standard)
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Consensus Boilerplate |
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Yes
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Telechat date |
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Responsible AD |
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Eric Rescorla
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Send notices to |
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Hannes Tschofenig <Hannes.Tschofenig@gmx.net>
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| IANA |
IANA review state |
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Version Changed - Review Needed
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IANA action state |
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RFC-Ed-Ack
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Internet Engineering Task Force (IETF) M. Jones
Request for Comments: 8414 Microsoft
Category: Standards Track N. Sakimura
ISSN: 2070-1721 NRI
J. Bradley
Yubico
June 2018
OAuth 2.0 Authorization Server Metadata
Abstract
This specification defines a metadata format that an OAuth 2.0 client
can use to obtain the information needed to interact with an
OAuth 2.0 authorization server, including its endpoint locations and
authorization server capabilities.
Status of This Memo
This is an Internet Standards Track document.
This document is a product of the Internet Engineering Task Force
(IETF). It represents the consensus of the IETF community. It has
received public review and has been approved for publication by the
Internet Engineering Steering Group (IESG). Further information on
Internet Standards is available in Section 2 of RFC 7841.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
https://www.rfc-editor.org/info/rfc8414.
Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Jones, et al. Standards Track [Page 1]
RFC 8414 OAuth 2.0 Authorization Server Metadata June 2018
Table of Contents
1. Introduction ....................................................2
1.1. Requirements Notation and Conventions ......................3
1.2. Terminology ................................................3
2. Authorization Server Metadata ...................................4
2.1. Signed Authorization Server Metadata .......................8
3. Obtaining Authorization Server Metadata .........................8
3.1. Authorization Server Metadata Request ......................9
3.2. Authorization Server Metadata Response ....................10
3.3. Authorization Server Metadata Validation ..................11
4. String Operations ..............................................11
5. Compatibility Notes ............................................11
6. Security Considerations ........................................12
6.1. TLS Requirements ..........................................12
6.2. Impersonation Attacks .....................................12
6.3. Publishing Metadata in a Standard Format ..................13
6.4. Protected Resources .......................................13
7. IANA Considerations ............................................14
7.1. OAuth Authorization Server Metadata Registry ..............14
7.1.1. Registration Template ..............................15
7.1.2. Initial Registry Contents ..........................16
7.2. Updated Registration Instructions .........................19
7.3. Well-Known URI Registry ...................................19
7.3.1. Registry Contents ..................................19
8. References .....................................................20
8.1. Normative References ......................................20
8.2. Informative References ....................................22
Acknowledgements ..................................................23
Authors' Addresses ................................................23
1. Introduction
This specification generalizes the metadata format defined by "OpenID
Connect Discovery 1.0" [OpenID.Discovery] in a way that is compatible
with OpenID Connect Discovery while being applicable to a wider set
of OAuth 2.0 use cases. This is intentionally parallel to the way
that "OAuth 2.0 Dynamic Client Registration Protocol" [RFC7591]
generalized the dynamic client registration mechanisms defined by
"OpenID Connect Dynamic Client Registration 1.0"
[OpenID.Registration] in a way that is compatible with it.
The metadata for an authorization server is retrieved from a well-
known location as a JSON [RFC8259] document, which declares its
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