At O’Reilly’s 2007 Emerging Telephony conference in March 2007 in San Francisco, Dan York, Jonathan Zar and Shawn Merdinger presented a 90-minute workshop in which they discussed the threats to VoIP security, the tools out there to test/defend your network and the best practices for securing VoIP systems. A podcast audio recording of the workshop is available at http://www.blueboxpodcast.com/2007/03/blue_box_se_16_.html
