[VOIPSEC] Security VoIP Project

Rob Welbourn robert at welbourn.com
Thu Feb 4 09:16:52 CST 2010


Yep.  ZRTP works as a "bump in the stack" for soft clients.

-- R.

-----Original Message-----
From: voipsec-bounces at voipsa.org [mailto:voipsec-bounces at voipsa.org] On
Behalf Of Jiri Kuthan
Sent: Thursday, February 04, 2010 5:18 AM
To: Rick Porter
Cc: Voipsec at voipsa.org
Subject: Re: [VOIPSEC] Security VoIP Project

Rick Porter wrote:
> I do not have experience with ZRTP, but the protocol defines a
Diffie-Hellman 
> key exchange in the media stream with some options for "binding" to the 
> signaling. You should be able to find implementations of that, but I do
not 
> know how many endpoints/servers have implemented ZRTP.

Softclients don't need to have explicit support, they work just "as is" with
zRTP. SEMS and Asterisk have zRTP support.

-jri

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