Technical Summary
This document defines extensions to DTLS-SRTP and SRTP for securely
Transmitting SRTP master keys and related information in the
Media path for decentralized multimedia conferences
Working Group Summary
The current version of the specification is a streamlined
version of draft-ietf-avtcore-srtp-ekt to cater to PERC WG
use cases. The AVTCore version of the this draft was
extensively reviewed prior to producing this version of
the draft in PERC WG. The version adopted by the PERC WG
has been discussed several times and reviewed both internally
and by security area personnel (Russ Housley, Sean Turner)
This document in general has gotten strong support from
the working group as the work that needs to be done.
Document Quality
An early draft of EKT was implemented in many of
Cisco telepresence products and has been widely shipped and used.
libsrtp, a widely used SRTP library in commercial and open source
SIP and Webrtc products, has a branch with the implementation
for EKT. A branch of Firefox has the relevant integration for
performing DTLS-SRTP and EKTKey setup procedures as part
of NSS library.
Personnel
The document shepherd is Suhas Nandakumar;
the responsible Area Director is Murray Kucherawy.