(NYSE:VHC) ZEPHYR COVE, Nev.--(BUSINESS WIRE)--VirnetX Holding Corporation (NYSE: VHC), a global leader in secure communications and zero-trust cybersecurity solutions, today announced that it has received DD Form 2345 certifications for its two facilities in Zephyr Cove, Nevada, and Farmington, Utah. This achievement represents a significant milestone in the company’s evolution from a primarily commercial provider toward its goal of becoming a dedicated partner for the U.S. Department of Defense (DoD) an