Player Embed Code: Download Embed Share Cybercom, NSA Participate in Election Security panel discussion Defense.gov Aug. 7, 2020 | 59:15 Army Brig. Gen. Joe Hartman, commander of Cyber National Mission Force at U.S. Cyber Command and Cybercom election security lead, and Dave Imbordino, National Security Agency election security lead, participate in a virtual defense readiness condition panel on election security at Ft. Meade, Md., Aug. 7, 2020.