(U) The audit objective was to determine whether DoD Components implemented security controls and processes at DoD facilities to protect ballistic missile defense system (BMDS) technical information from insider and external threats.1 This is the second of two audits to determine whether the DoD protected BMDS technical information from unauthorized access and disclosure. On March 29, 2018, we issued a report on the effectiveness of logical and physical access controls at Missile Defense Agency (MDA) contractor locations.2