Dan York, CISSP, is Director of Conversations at Voxeo Corporation where he speaks at industry events and creates online content including videos and blog posts on a wide range of topics relating to emerging technology, open standards and communication technology. Previously, Dan was the Director of Emerging Communication Technology in Voxeo's Office of the CTO, focused on analyzing/evaluating emerging technology, participating in industry standards bodies and addressing VoIP security issues. Dan is also the author of the recently published book, Seven Deadliest Unified Communications Attacks, which outlines the security threats and solutions to VoIP and Unified Communications systems.

As VOIPSA Chairman, Dan is responsible for the overall direction and activities of VOIPSA. He is also one of the main contributors to VOIPSA's group weblog. Additionally, Dan is the producer of "Blue Box: The VoIP Security Podcast" where since October 2005 each week he and co-host Jonathan Zar discuss VOIP security news and interview people involved in the field.

Prior to joining Voxeo, Dan was Director of IP Technology in Mitel's Office of the CTO focused on emerging technology and VoIP security. As chair of Mitel's Product Security Team, he coordinated the efforts of a cross-functional group to communicate both externally and internally on VoIP security issues, respond to customer inquiries related to security, investigate security vulnerability reports and monitor security standards and trends. Previously, Dan served in Mitel Product Management bringing multiple products to market including Mitel's secure VoIP Teleworker Solution in 2003.

Before Mitel, Dan was the President and co-founder of the Linux Professional Institute (LPI), today the leading global certification program for Linux professionals, and served on the Board of Directors of Linux International. A dynamic speaker with over 20 years in information technology, Dan routinely presents at conferences, has authored multiple books and has written numerous articles in print and online. His writing can be found online both at the "Voice of VOIPSA" weblog and also his own weblog, "Disruptive Telephony."

contact: dan.york@voipsa.org