< draft-ietf-sipbrandy-rtpsec-04.txt		draft-ietf-sipbrandy-rtpsec-05.txt >
	Network Working Group J. Peterson		Network Working Group J. Peterson
	Internet-Draft Neustar		Internet-Draft Neustar
	Intended status: Best Current Practice E. Rescorla		Intended status: Best Current Practice R. Barnes
	Expires: November 2, 2018 Mozilla		Expires: April 15, 2019 Mozilla
	R. Barnes
	Cisco
	R. Housley		R. Housley
	Vigil Security		Vigil Security
	May 1, 2018		October 12, 2018
	Best Practices for Securing RTP Media Signaled with SIP		Best Practices for Securing RTP Media Signaled with SIP
	draft-ietf-sipbrandy-rtpsec-04.txt		draft-ietf-sipbrandy-rtpsec-05
	Abstract		Abstract
	Although the Session Initiation Protocol (SIP) includes a suite of		Although the Session Initiation Protocol (SIP) includes a suite of
	security services that has been expanded by numerous specifications		security services that has been expanded by numerous specifications
	over the years, there is no single place that explains how to use SIP		over the years, there is no single place that explains how to use SIP
	to establish confidential media sessions. Additionally, existing		to establish confidential media sessions. Additionally, existing
	mechanisms have some feature gaps that need to be identified and		mechanisms have some feature gaps that need to be identified and
	resolved in order for them to address the pervasive monitoring threat		resolved in order for them to address the pervasive monitoring threat
	model. This specification describes best practices for negotiating		model. This specification describes best practices for negotiating
	skipping to change at page 1, line 44 ¶		skipping to change at page 1, line 42 ¶
	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 https://datatracker.ietf.org/drafts/current/.		Drafts is at https://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 November 2, 2018.		This Internet-Draft will expire on April 15, 2019.
	Copyright Notice		Copyright Notice
	Copyright (c) 2018 IETF Trust and the persons identified as the		Copyright (c) 2018 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
	(https://trustee.ietf.org/license-info) in effect on the date of		(https://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
	skipping to change at page 11, line 7 ¶		skipping to change at page 11, line 7 ¶
	Section 4.4.		Section 4.4.
	Implementations MUST support DTLS-SRTP for key-management, as		Implementations MUST support DTLS-SRTP for key-management, as
	described in Section 5.		described in Section 5.
	Implementations MUST support the ICE, and the STUN consent freshness		Implementations MUST support the ICE, and the STUN consent freshness
	mechanism, as specified in Section 7.		mechanism, as specified in Section 7.
	9. Acknowledgments		9. Acknowledgments
	We would like to thank Adam Roach, Andrew Hutton, and Ben Campbell		We would like to thank Eric Rescorla, Adam Roach, Andrew Hutton, and
	for contributions to this problem statement and framework.		Ben Campbell for contributions to this problem statement and
			framework.
	10. IANA Considerations		10. IANA Considerations
	This specification defines a new values for the PASSporT Type		This specification defines a new values for the PASSporT Type
	registry called "msec," and the IANA is requested to add that to the		registry called "msec," and the IANA is requested to add that to the
	registry with a value pointing to [RFCThis].		registry with a value pointing to [RFCThis].
	11. Security Considerations		11. Security Considerations
	This document describes the security features that provide media		This document describes the security features that provide media
	skipping to change at page 14, line 13 ¶		skipping to change at page 14, line 13 ¶
	telephone-01 (work in progress), October 2017.		telephone-01 (work in progress), October 2017.
	[I-D.ietf-ice-rfc5245bis]		[I-D.ietf-ice-rfc5245bis]
	Keranen, A., Holmberg, C., and J. Rosenberg, "Interactive		Keranen, A., Holmberg, C., and J. Rosenberg, "Interactive
	Connectivity Establishment (ICE): A Protocol for Network		Connectivity Establishment (ICE): A Protocol for Network
	Address Translator (NAT) Traversal", draft-ietf-ice-		Address Translator (NAT) Traversal", draft-ietf-ice-
	rfc5245bis-20 (work in progress), March 2018.		rfc5245bis-20 (work in progress), March 2018.
	[I-D.ietf-mmusic-trickle-ice-sip]		[I-D.ietf-mmusic-trickle-ice-sip]
	Ivov, E., Stach, T., Marocco, E., and C. Holmberg, "A		Ivov, E., Stach, T., Marocco, E., and C. Holmberg, "A
	Session Initiation Protocol (SIP) Usage for Trickle ICE",		Session Initiation Protocol (SIP) Usage for Incremental
	draft-ietf-mmusic-trickle-ice-sip-14 (work in progress),		Provisioning of Candidates for the Interactive
	February 2018.		Connectivity Establishment (Trickle ICE)", draft-ietf-
			mmusic-trickle-ice-sip-18 (work in progress), June 2018.
	[I-D.johnston-dispatch-osrtp]		[I-D.johnston-dispatch-osrtp]
	Johnston, A., Ph.D., D., Hutton, A., Liess, L., and T.		Johnston, A., Ph.D., D., Hutton, A., Liess, L., and T.
	Stach, "An Opportunistic Approach for Secure Real-time		Stach, "An Opportunistic Approach for Secure Real-time
	Transport Protocol (OSRTP)", draft-johnston-dispatch-		Transport Protocol (OSRTP)", draft-johnston-dispatch-
	osrtp-02 (work in progress), February 2016.		osrtp-02 (work in progress), February 2016.
	[I-D.kaplan-mmusic-best-effort-srtp]		[I-D.kaplan-mmusic-best-effort-srtp]
	Audet, F. and H. Kaplan, "Session Description Protocol		Audet, F. and H. Kaplan, "Session Description Protocol
	(SDP) Offer/Answer Negotiation For Best-Effort Secure		(SDP) Offer/Answer Negotiation For Best-Effort Secure
	Real-Time Transport Protocol", draft-kaplan-mmusic-best-		Real-Time Transport Protocol", draft-kaplan-mmusic-best-
	effort-srtp-01 (work in progress), October 2006.		effort-srtp-01 (work in progress), October 2006.
	Authors' Addresses		Authors' Addresses
	Jon Peterson		Jon Peterson
	Neustar, Inc.		Neustar, Inc.
	Email: jon.peterson@team.neustar		Email: jon.peterson@team.neustar
	Eric Rescorla
	Mozilla
	Email: ekr@rtfm.com
	Richard Barnes		Richard Barnes
	Cisco		Mozilla
	Email: rlb@ipv.sx		Email: rlb@ipv.sx
	Russ Housley		Russ Housley
	Vigil Security, LLC		Vigil Security, LLC
	Email: housley@vigilsec.com		Email: housley@vigilsec.com
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