SAML Profile for the Metadata Query Protocol
draft-young-md-query-saml-00

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Network Working Group                                      I. Young, Ed.
Internet-Draft                                               Independent
Intended status: Informational                         December 29, 2013
Expires: July 2, 2014

              SAML Profile for the Metadata Query Protocol
                      draft-young-md-query-saml-00

Abstract

   This document profiles the Metadata Query Protocol
   [I-D.young-md-query] for use with SAML metadata [SAML2Meta].

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
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   This Internet-Draft will expire on July 2, 2014.

Copyright Notice

   Copyright (c) 2013 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
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   (http://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.

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Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
     1.1.  Notation and Conventions  . . . . . . . . . . . . . . . .   2
   2.  Request Profile . . . . . . . . . . . . . . . . . . . . . . .   2
     2.1.  Content Type  . . . . . . . . . . . . . . . . . . . . . .   2
     2.2.  Identifiers . . . . . . . . . . . . . . . . . . . . . . .   3
   3.  Response Profile  . . . . . . . . . . . . . . . . . . . . . .   4
     3.1.  Response Cardinality  . . . . . . . . . . . . . . . . . .   4
       3.1.1.  No Entity Descriptors Returned  . . . . . . . . . . .   4
       3.1.2.  One Entity Descriptor Returned  . . . . . . . . . . .   4
       3.1.3.  More Than One Entity Descriptor Returned  . . . . . .   4
   4.  Security Considerations . . . . . . . . . . . . . . . . . . .   4
     4.1.  Integrity . . . . . . . . . . . . . . . . . . . . . . . .   4
     4.2.  Use of SHA-1 in Transformed Identifiers . . . . . . . . .   5
   5.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .   5
   6.  Acknowledgements  . . . . . . . . . . . . . . . . . . . . . .   5
   7.  References  . . . . . . . . . . . . . . . . . . . . . . . . .   6
     7.1.  Normative References  . . . . . . . . . . . . . . . . . .   6
     7.2.  Informative References  . . . . . . . . . . . . . . . . .   6
   Appendix A.  Change Log (to be removed by RFC Editor before
                publication) . . . . . . . . . . . . . . . . . . . .   6
     A.1.  draft-young-md-query-saml-00  . . . . . . . . . . . . . .   6

1.  Introduction

   This document profiles the Metadata Query Protocol
   [I-D.young-md-query] for use with SAML metadata [SAML2Meta].

1.1.  Notation and Conventions

   The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT",
   "SHOULD", "SHOULD NOT", "RECOMMENDED", "MAY", and "OPTIONAL" in this
   document are to be interpreted as described in RFC 2119 [BCP14].

   This document makes use of the Augmented BNF metalanguage defined in
   [STD68].

2.  Request Profile

2.1.  Content Type

   Requests compliant with this profile MUST include the following HTTP
   header to indicate that the metadata returned should be SAML metadata
   (see Appendix A of [SAML2Meta]):

   Accept: application/samlmetadata+xml

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2.2.  Identifiers

   Each identifier in a request may be either:

   o  The unique identifier of an entity, corresponding to the
      "entityID" attribute of the entity's "EntityDescriptor" element in
      SAML metadata, or

   o  The responder-defined identifier of an arbitrary group of
      entities.
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