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Status:

PROPOSED STANDARD

Authors:

F. Andreasen
M. Baugher
D. Wing

Stream:

IETF

Source:

mmusic (rai)

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DOI:  https://doi.org/10.17487/RFC4568

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Abstract

This document defines a Session Description Protocol (SDP)cryptographic attribute for unicast media streams. The attributedescribes a cryptographic key and other parameters that serve toconfigure security for a unicast media stream in either a singlemessage or a roundtrip exchange. The attribute can be used with avariety of SDP media transports, and this document defines how to useit for the Secure Real-time Transport Protocol (SRTP) unicast mediastreams. The SDP crypto attribute requires the services of a datasecurity protocol to secure the SDP message. [STANDARDS-TRACK]

For the definition ofStatus,seeRFC 2026.

For the definition ofStream, seeRFC 8729.