This document describes the use of the Advanced Encryption Standard
(AES) with 192 and 256 bit keys within the Secure RTP protocol. It
details Counter Mode encryption for SRTP and SRTCP and a new SRTP Key
Derivation Function (KDF) for AES-192 and AES-256.
Working Group Summary
The document achieved consensus in the AVT working group.
David McGrew, Jonathan Lennox (in the the open-source libsrtp project) and
Philip Zimmermann (in libZRTP) have indicated implementations of this
internet-draft. John Mattsson independently verified the tests.
Keith Drage is the document shepherd. Robert Sparks is the responsible AD.