[VOIPSEC] Security VoIP Project

[Richard L. Barnes]

Hey Jiri,

How does that work?  I haven't looked at ZRTP in a while, but the last  
time I did, the authentication relied on users comparing a Short  
Authentication String, which doesn't seem compatible with proxy-to- 
proxy usage.

--Richard



On Feb 4, 2010, at 5:18 AM, Jiri Kuthan wrote:

> 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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