RE: Skype

From: Ofer Shezaf (ofers@Breach.com)
Date: Wed Dec 12 2007 - 05:02:25 EST


Nikolaj Wrote:

> Any ideas how to profile skype traffic and possibly block it? I've heard
> rumors that cisco content switch can detect skype traffic and block in
> 90% of the cases? Any ideas on this topic and general skype security
> risks for the corporate environment?

We had a very interesting presentation in the Recent OWASP Israel 2007
conference about this subject. The presentation given by Omer Dekel based on
his master thesis research:

See "Harvesting Skype Super-Nodes" at
http://www.owasp.org/index.php/OWASP_Israel_2007_Conference

~ Ofer Shezaf

Work: ofers@breach.com, +972-9-9560036 #212
Personal: ofer@shezaf.com, +972-54-4431119

VP Security Research, Breach Security
Chair, OWASP Israel
Leader, ModSecurity Core Rule Set Project
Leader, WASC Web Hacking Incidents Database Project

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