VirnetX Granted Two Security Patents

New VPN Patents Enhance Patent Portfolio for 4G Mobile Market

SCOTTS VALLEY, Calif. – July 26, 2011 – VirnetX Holding Corporation (NYSE Amex: VHC), an Internet security software and technology company, today announced that on July 26, 2011, it was granted two patents by the United States Patent and Trademark Office: U.S. Patent # 7,987,274, Method for Establishing Secure Communication Link Between Computers of Virtual Private Network and U.S. Patent # 7,986,688, Third Party Virtual Private Network Certification.

“Patents are valuable assets and these two granted patents, our seventh and eighth this year, significantly enhance VirnetX’s patent portfolio as it pertains to securing the 4G mobile market,” said Kendall Larsen, VirnetX CEO and President. “The new patents, along with over 100 pending patent applications, show our ongoing commitment to R & D and increasing the importance, quality and value of the VirnetX patent portfolio.”

About VirnetX

VirnetX Holding Corporation, an Internet security software and technology company, is engaged in commercializing its patent portfolio by developing a licensing program as well as developing software products designed to create a secure environment for real-time communication applications such as instant messaging,  VoIP, smart phones, eReaders and video conferencing. The Company’s patent portfolio includes 18 U.S. and 17 international patents and over 100 pending applications. VirnetX’s patents were recently declared as essential for 4G security specifications and provide the foundation for the Company’s unique GABRIEL Connection Technology. For more information, please visit www.virnetx.com.

Contact:

Greg Wood VirnetX Holding Corporation 831.438.8200 greg_wood@virnetx.com