Fact Sheet: President Donald J. Trump Defends America’s Warfighters and Intelligence Officers Against Cyber Threats PROTECTING CRITICAL MILITARY AND INTELLIGENCE MISSIONS: Today, President Donald J. Trump signed a National Security Presidential Memorandum to bolster the cybersecurity of America’s National Security Systems (NSS) and modernize NSS governance to meet the cyber challenges of 2026 and beyond. - NSS encompasses the US’s most sensitive computer systems – those that process classified information or support military and intelligence missions. - The Memorandum establishes a clear structure, authorities, roles, and responsibilities for the governance of NSS and accountability to NSS cybersecurity requirements for its owners and operators. - The Memorandum helps ensure that NSS owned or operated by civilian agencies receive a defense commensurate to those of the Department or War (DOW) and Intelligence Community (IC). - The Memorandum reestablishes the Committee on National Security Systems (CNSS) and modernizes it for the first time in over 35 years to establish baseline cybersecurity requirements for all NSS and enhance accountability and coordination across agencies to implement necessary cyber defenses across all NSS. - The CNSS will oversee the cybersecurity of NSS across the US Government and issue binding security directives to all NSS owners and operators. - The CNSS will provide collaboration, standardization, and efficient resource management by promoting coordination and information sharing across Federal agencies, public-private partnerships, and international liaison activities. - The CNSS will leverage the combined authorities and resources of the Federal Chief Information Officer, the Chief Information Officers of the DOW and IC, and the Director of the National Security Agency (NSA) to ensure that there are no gaps or weak links in NSS defenses. - The Memorandum empowers the Director of the National Security Agency as the National Manager for National Security Systems and the cryptologic authority of NSS. It