National Security Agency/Central Security Service (NSA/CSS)

The National Security Agency/Central Security Service (NSA/CSS) is the Government’s lead for cryptologic work in Signals Intelligence (SIGINT)/ Computer Network Exploitation (CNE), Information Assurance (IA), and network threat operations. The primary operational functions of NSA/CSS include creating and maintaining time-sensitive capabilities to determine and disseminate the configuration and activities of networks of interest; characterizing and reporting cyber foreign threats to networks of interest in accordance with the mission to predict, detect, defeat, and attribute exploitations and attacks; conducting detection 24 hours a day, 7 days a week, alert, and incident response services to defend Department of Defense (DoD) unclassified networks; providing technical assistance, upon request and as appropriate, to Federal entities; and supporting collaborative planning and computer network operations (by NSA/CSS, United States Strategic Command (USSTRATCOM), and the broader community of the United States (U.S.), its allies, and its mission partners).