draft-ietf-httpbis-legally-restricted-status-03.txt   draft-ietf-httpbis-legally-restricted-status-04.txt 
HTTP Working Group T. Bray HTTP Working Group T. Bray
Internet-Draft Textuality Internet-Draft Textuality
Intended status: Standards Track November 5, 2015 Intended status: Standards Track November 10, 2015
Expires: May 8, 2016 Expires: May 13, 2016
An HTTP Status Code to Report Legal Obstacles An HTTP Status Code to Report Legal Obstacles
draft-ietf-httpbis-legally-restricted-status-03 draft-ietf-httpbis-legally-restricted-status-04
Abstract Abstract
This document specifies a Hypertext Transfer Protocol (HTTP) status This document specifies a Hypertext Transfer Protocol (HTTP) status
code for use when resource access is denied as a consequence of legal code for use when resource access is denied as a consequence of legal
demands. demands.
Editorial Note (To be removed by RFC Editor before publication) Editorial Note (To be removed by RFC Editor before publication)
Discussion of this draft takes place on the HTTPBIS working group Discussion of this draft takes place on the HTTPBIS working group
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at http://datatracker.ietf.org/drafts/current/. Drafts is at http://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on May 8, 2016. This Internet-Draft will expire on May 13, 2016.
Copyright Notice Copyright Notice
Copyright (c) 2015 IETF Trust and the persons identified as the Copyright (c) 2015 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of (http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
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described in the Simplified BSD License. described in the Simplified BSD License.
Table of Contents Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Requirements . . . . . . . . . . . . . . . . . . . . . . . . 2 2. Requirements . . . . . . . . . . . . . . . . . . . . . . . . 2
3. 451 Unavailable For Legal Reasons . . . . . . . . . . . . . . 3 3. 451 Unavailable For Legal Reasons . . . . . . . . . . . . . . 3
4. Identifying Blocking Entities . . . . . . . . . . . . . . . . 3 4. Identifying Blocking Entities . . . . . . . . . . . . . . . . 3
5. Security Considerations . . . . . . . . . . . . . . . . . . . 4 5. Security Considerations . . . . . . . . . . . . . . . . . . . 4
6. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 4 6. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 4
7. Normative References . . . . . . . . . . . . . . . . . . . . 5 7. References . . . . . . . . . . . . . . . . . . . . . . . . . 5
Appendix A. Acknowledgements . . . . . . . . . . . . . . . . . . 5 Appendix A. Acknowledgements . . . . . . . . . . . . . . . . . . 5
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 5 Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 5
1. Introduction 1. Introduction
This document specifies a Hypertext Transfer Protocol (HTTP) status This document specifies a Hypertext Transfer Protocol (HTTP) status
code for use when a server operator has received a legal demand to code for use when a server operator has received a legal demand to
deny access to a resource or to a set of resources which includes the deny access to a resource or to a set of resources which includes the
requested resource. requested resource.
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The Link Relation Type Registry should updated with the following The Link Relation Type Registry should updated with the following
entry: entry:
o Relation Name: blocked-by o Relation Name: blocked-by
o Description: Identifies the entity blocking access to a resource o Description: Identifies the entity blocking access to a resource
folllowing on receipt of a legal demand. folllowing on receipt of a legal demand.
o Reference: This document o Reference: This document
7. Normative References 7. References
7.1. Normative References
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
Requirement Levels", BCP 14, RFC 2119, DOI 10.17487/ Requirement Levels", BCP 14, RFC 2119, DOI 10.17487/
RFC2119, March 1997, RFC2119, March 1997,
<http://www.rfc-editor.org/info/rfc2119>. <http://www.rfc-editor.org/info/rfc2119>.
[RFC3986] Berners-Lee, T., Fielding, R., and L. Masinter, "Uniform [RFC3986] Berners-Lee, T., Fielding, R., and L. Masinter, "Uniform
Resource Identifier (URI): Generic Syntax", STD 66, RFC Resource Identifier (URI): Generic Syntax", STD 66, RFC
3986, DOI 10.17487/RFC3986, January 2005, 3986, DOI 10.17487/RFC3986, January 2005,
<http://www.rfc-editor.org/info/rfc3986>. <http://www.rfc-editor.org/info/rfc3986>.
[RFC4084] Klensin, J., "Terminology for Describing Internet
Connectivity", BCP 104, RFC 4084, DOI 10.17487/RFC4084,
May 2005, <http://www.rfc-editor.org/info/rfc4084>.
[RFC4924] Aboba, B., Ed. and E. Davies, "Reflections on Internet
Transparency", RFC 4924, DOI 10.17487/RFC4924, July 2007,
<http://www.rfc-editor.org/info/rfc4924>.
[RFC5988] Nottingham, M., "Web Linking", RFC 5988, DOI 10.17487/ [RFC5988] Nottingham, M., "Web Linking", RFC 5988, DOI 10.17487/
RFC5988, October 2010, RFC5988, October 2010,
<http://www.rfc-editor.org/info/rfc5988>. <http://www.rfc-editor.org/info/rfc5988>.
[RFC7234] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke, [RFC7234] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke,
Ed., "Hypertext Transfer Protocol (HTTP/1.1): Caching", Ed., "Hypertext Transfer Protocol (HTTP/1.1): Caching",
RFC 7234, DOI 10.17487/RFC7234, June 2014, RFC 7234, DOI 10.17487/RFC7234, June 2014,
<http://www.rfc-editor.org/info/rfc7234>. <http://www.rfc-editor.org/info/rfc7234>.
7.2. Informative References
[RFC4084] Klensin, J., "Terminology for Describing Internet
Connectivity", BCP 104, RFC 4084, DOI 10.17487/RFC4084,
May 2005, <http://www.rfc-editor.org/info/rfc4084>.
[RFC4924] Aboba, B., Ed. and E. Davies, "Reflections on Internet
Transparency", RFC 4924, DOI 10.17487/RFC4924, July 2007,
<http://www.rfc-editor.org/info/rfc4924>.
Appendix A. Acknowledgements Appendix A. Acknowledgements
Thanks to Terence Eden, who observed that the existing status code Thanks to Terence Eden, who observed that the existing status code
403 was not really suitable for this situation, and suggested the 403 was not really suitable for this situation, and suggested the
creation of a new status code. creation of a new status code.
Thanks also to Ray Bradbury. Thanks also to Ray Bradbury.
Author's Address Author's Address
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