[VOIPSEC] article on vulnerability of compressed audio

[Jon Callas]

On Jun 23, 2008, at 1:52 PM, William Rippon wrote:

> Hello,
>
> I saw a couple article references to the following. Was curious to see
> what the impression of the
> voipsec community was regarding this.
>

I've been promoting for a couple years now that traffic analysis is  
one of the biggest threats to security. They aren't the first people  
to use traffic analysis to decode VOIP. It does, however, appear that  
VBR makes the attacker's job easier.

	Jon


-- 
Jon Callas
CTO, CSO
PGP Corporation         Tel: +1 (650) 319-9016
200 Jefferson Drive     Fax: +1 (650) 319-9001
Menlo Park, CA 94025    PGP: ed15 5bdf cd41 adfc 00f3
USA                          28b6 52bf 5a46 bc98 e63d