draft-ietf-avt-srtp-not-mandatory-11.txt   draft-ietf-avt-srtp-not-mandatory-12.txt 
Network Working Group C. Perkins Network Working Group C. Perkins
Internet-Draft University of Glasgow Internet-Draft University of Glasgow
Intended status: Informational M. Westerlund Intended status: Informational M. Westerlund
Expires: May 23, 2013 Ericsson Expires: August 29, 2013 Ericsson
November 19, 2012 February 25, 2013
Securing the RTP Protocol Framework: Why RTP Does Not Mandate a Single Securing the RTP Protocol Framework: Why RTP Does Not Mandate a Single
Media Security Solution Media Security Solution
draft-ietf-avt-srtp-not-mandatory-11.txt draft-ietf-avt-srtp-not-mandatory-12.txt
Abstract Abstract
This memo discusses the problem of securing real-time multimedia This memo discusses the problem of securing real-time multimedia
sessions, and explains why the Real-time Transport Protocol (RTP), sessions, and explains why the Real-time Transport Protocol (RTP),
and the associated RTP control protocol (RTCP), do not mandate a and the associated RTP control protocol (RTCP), do not mandate a
single media security mechanism. Guidelines for designers and single media security mechanism. Guidelines for designers and
reviewers of future RTP extensions are provided, to ensure that reviewers of future RTP extensions are provided, to ensure that
appropriate security mechanisms are mandated, and that any such appropriate security mechanisms are mandated, and that any such
mechanisms are specified in a manner that conforms with the RTP mechanisms are specified in a manner that conforms with the RTP
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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 23, 2013. This Internet-Draft will expire on August 29, 2013.
Copyright Notice Copyright Notice
Copyright (c) 2012 IETF Trust and the persons identified as the Copyright (c) 2013 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
carefully, as they describe your rights and restrictions with respect carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as the Trust Legal Provisions and are provided without warranty as
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10. Acknowledgements 10. Acknowledgements
Thanks to Ralph Blom, Hannes Tschofenig, Dan York, Alfred Hoenes, Thanks to Ralph Blom, Hannes Tschofenig, Dan York, Alfred Hoenes,
Martin Ellis, Ali Begen, Keith Drage, Ray van Brandenburg, Stephen Martin Ellis, Ali Begen, Keith Drage, Ray van Brandenburg, Stephen
Farrell, and Sean Turner for their feedback. Farrell, and Sean Turner for their feedback.
11. Informative References 11. Informative References
[I-D.ietf-avtcore-rtp-security-options] [I-D.ietf-avtcore-rtp-security-options]
Westerlund, M. and C. Perkins, "Options for Securing RTP Westerlund, M. and C. Perkins, "Options for Securing RTP
Sessions", draft-ietf-avtcore-rtp-security-options-01 Sessions", draft-ietf-avtcore-rtp-security-options-02
(work in progress), October 2012. (work in progress), February 2013.
[I-D.ietf-mmusic-rfc2326bis] [I-D.ietf-mmusic-rfc2326bis]
Schulzrinne, H., Rao, A., Lanphier, R., Westerlund, M., Schulzrinne, H., Rao, A., Lanphier, R., Westerlund, M.,
and M. Stiemerling, "Real Time Streaming Protocol 2.0 and M. Stiemerling, "Real Time Streaming Protocol 2.0
(RTSP)", draft-ietf-mmusic-rfc2326bis-30 (work in (RTSP)", draft-ietf-mmusic-rfc2326bis-31 (work in
progress), July 2012. progress), February 2013.
[I-D.ietf-rtcweb-security-arch] [I-D.ietf-rtcweb-security-arch]
Rescorla, E., "RTCWEB Security Architecture", Rescorla, E., "RTCWEB Security Architecture",
draft-ietf-rtcweb-security-arch-05 (work in progress), draft-ietf-rtcweb-security-arch-06 (work in progress),
October 2012. January 2013.
[ISMACrypt2] [ISMACrypt2]
"ISMA Encryption and Authentication, Version 2.0 release "ISMA Encryption and Authentication, Version 2.0 release
version", November 2007. version", November 2007.
[MBMS] 3GPP, "Multimedia Broadcast/Multicast Service (MBMS); [MBMS] 3GPP, "Multimedia Broadcast/Multicast Service (MBMS);
Protocols and codecs TS 26.346". Protocols and codecs TS 26.346".
[RFC0768] Postel, J., "User Datagram Protocol", STD 6, RFC 768, [RFC0768] Postel, J., "User Datagram Protocol", STD 6, RFC 768,
August 1980. August 1980.
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