The Missile Defense Agency punted all planned 2020 operational cybersecurity assessments, tests required to determine vulnerabilities, according to congressional investigators who note these failures are accompanied by agency rationales but nevertheless marks a third consecutive year of shortcomings that point to "a broader MDA cybersecurity development issue." The Government Accountability Office, in its annual report on missile defense programs , notes MDA planned in 2020 to conduct 13 cooperative vulnerability and penetration assessments as well as four adversarial assessments --...