Hacking Exposed VoIP: Voice Over IP Security Secrets &amp; Solutions
David Endleris the Director of Security Research for TippingPoint, a division of 3Com. Previously, he performed security research for Xerox Corporation, the NSA, and MIT.&nbsp; Endler is also the chairman and founder of the Voice over IP Security Alliance.Mark Collieris CTO for SecureLogix Corporation.&nbsp; He is an expert author and frequent presenter on the topic of VoIP security. Collier is also a founding member of the Voice over IP Security Alliance.