Washington, D.C., July 11, 2025 The massive leak of military secrets from South Korea’s Agency for Defense Development (ADD)—long regarded as a pillar of the country’s defense self-reliance—reveals a profound structural vulnerability that cannot be dismissed as mere individual misconduct. Investigations and media reports in 2023 have detailed how, during 2019–2020 under the Moon Jae-in administration, large numbers of ADD researchers resigned, with sensitive weapons-developme