VirnetX Holding Corporation, through its subsidiary VirnetX, Inc., is an Internet security software and technology company based in the United States. It offers VirnetX One, a security-as-a-service platform for protecting applications, services, and infrastructure; VirnetX Matrix, which secures internet-enabled enterprise applications, connected devices, and control systems such as file servers, data backup systems, and VPN or firewall environments; and VirnetX War Room for secure collaboration and visualization. The company serves the U.S. Department of Defense, federal government, and commercial customers requiring real-time encrypted communications and network security. Founded in 2005, it is headquartered in Zephyr Cove, Nevada.