Board of Directors

Prior to joining VirnetX, Larsen was a security domain expert at Osprey Ventures, part of the investment team focusing on early-stage companies in the business and consumer technology marketplace. Before Osprey, he was senior vice president and general manager of Phoenix Technologies' security division.

Previously, Larsen was senior vice president of OEM and developer sales at RSA, where he successfully ran the worldwide sales strategies, program and staff of the company's security tools business. While there, he played a key role in growing the RSA's BSAFE security tools business.

Larsen has more than 18 years of high-tech experience, with an emphasis on strategic market development and execution. He's held other senior sales and management positions at corporations such as Ramp Networks, General Magic, Novell Inc., IBM/Rolm and Xerox Corporation.

Larsen holds a Bachelor of Science degree from the University of Utah.

O'Brien joined the VirnetX board of directors in July 2007 and currently serves as chairman of the VirnetX audit committee. He is currently president, CEO and managing director of TravelCenters of America LLC, based in Westlake, Ohio. He is also a senior vice president of an advisory company based in Newton, Massachusetts.

Since 1996, O'Brien has served in various positions in real estate and related companies, including president and CEO of RMR Advisors, Inc., a registered investment advisory firm, and chief financial officer of Hospitality Properties Trust, a publicly traded real estate investment trust. Prior to 1996, O'Brien was a senior manager with Arthur Andersen LLP where he served a number of public company clients.

In 1988, O'Brien graduated cum laude from the University of Pennsylvania's Wharton School of Business with a Bachelor of Science degree in economics.

Angelo joined the VirnetX board of directors in July 2007. He is currently chief security architect at NetIQ Corporation, a provider of comprehensive systems and security management solutions. Prior to joining NetIQ, he was security architect and manager of government engagements within Microsoft Corporation.

Angelo is very active in the security and technology area as the sub-chairman for the Common Infrastructure and Service Delivery (CISD) review as part of the National Institute of Standards and Technology Board of Assessment for the Programs/National Research Council, responsible for fiscal years 2000-2001 and 2001-2002. He has been a technology contributor and participant for the U.S. Commerce Department's Information Systems Technical Advisory Council (ISTAC) since 1999. In addition, he was named a distinguished lecturer in 2004 and 2005 by Sigma XI, the Scientific Research Society.

Angelo currently holds 49 patents, most of them in the areas of security and authentication. He was named the 2003 Inventor of the Year for the city of Houston by the Houston Intellectual Property Lawyers Association.

Dr. Short has been the Chief Scientist for VirnetX since May 2006. From February 2000 to April 2007, Dr. Short was Assistant Vice President and Division Manager at Science Applications International Corporation, or SAIC. From 1994 to February 2000, he also held various other positions at SAIC. Prior to SAIC, he worked at ARCO Power Technologies, Inc. (Atlantic Richfield Petroleum), Sperry Corporate Technology Center and Sperry Research Center. Dr. Short is named as a co-inventor on substantially all of the patents in the VirnetX patent portfolio. He has a Ph.D in Electrical Engineering from Purdue University along with a M.S. in Mathematics and a B.S. in Electrical Engineering from Virginia Tech.