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VirnetX Adds Two Key Patents to Portfolio Solving DNS Security Issues

By February 23, 2009Press Releases

Immune to DNS poisoning and network attacks using Secure Domain Names

SCOTTS VALLEY, Calif. – February 23, 2009 – VirnetX Holding Corporation (AMEX: VHC), a leader in secure real-time communications and collaborations technology, today announced that it has been awarded two patents #7,490,151 and #7,418,504 by the U.S. Patent and Trademark Office. The patents build upon VirnetX’s intellectual property portfolio and provide the company with ownership of essential innovations that address critical communication security needs of large enterprises, managed service providers, and technology OEMs.

These patents include fundamental mechanisms for providing secure automated communications across the Internet using VirnetX’s innovative domain names and domain name service (DNS). Applications such as VoIP, instant messaging, video conferencing, file sharing, secure presence and collaboration to remote PC access, secure directory services, e-commerce and online banking—regardless of device type, software or operating system can benefit from integrating VirnetX’s secure domain names.

“Legacy DNS systems have come under attack through a variety of DNS poisoning methods, and the VirnetX secure DNS approach is resistant to these attacks,” said Kendall Larsen, president and CEO of VirnetX. “These dynamic patents expand our exclusive rights to set up and run a secure domain name service to enable automated secure connections across the Internet. This is a huge market opportunity which we plan to aggressively pursue in the months ahead.”

These patents are a part of VirnetX’s strategic portfolio that allows VirnetX to continue to set the standard for innovation in real-time communication security. The company’s patents include over 25 U.S. and foreign patents and pending applications which specifically cover the company’s unique GABRIEL Connection Technology™.

About GABRIEL Connection Technology™

VirnetX’s GABRIEL Connection Technology is based on inventions that use a secure domain name system to automatically facilitate the receiving of domain names and the creation of query message infrastructure, creating a cryptographically signed transparent VPN. These fundamental inventions are covered by broad and basic patents that enable a secure connection between two disparate IP devices at various levels of domain name messaging, VPN parameter signing, automatic initiation, communication and connection negotiation. It also automatically links online databases connected to telecommunications. For more information on VirnetX’s GABRIEL Connection Technology™, to download the whitepaper or view the Proof of Concept video, please visit:

About VirnetX

VirnetX Holding Corporation, a secure real-time communications and collaboration 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 communications such as instant messaging and Voice over Internet Protocol. For more information, please visit

Safe Harbor Agreement

Statements in this press release that are not statements of historical or current fact constitute “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements involve known and unknown risks, uncertainties and other unknown factors that could cause the actual results of VHC to be materially different from the historical results or from any future results expressed or implied by such forward-looking statements. In addition to statements which explicitly describe such risks and uncertainties, readers are urged to consider statements labeled with the terms “believes,” “belief,” “expects,” “intends,” “anticipates,” “will,” or “plans” to be uncertain and forward-looking. The forward-looking statements contained herein are also subject generally to other risks and uncertainties that are described from time to time in VHC’s reports and registration statements filed with the Securities and Exchange Commission, including those under the heading “Risk Factors” in the company’s final prospectus filed pursuant to Rule 424(b)(5) with the SEC on January 26, 2009.

Press Contacts

Greg Wood
VirnetX Holding Corporation
831 438 8200