National Security Agency | 513,851 followers on LinkedIn. Where Intelligence Goes to Work. https://www.nsa.gov | NSA is at the forefront of U.S. government cryptology, integrating signals intelligence (SIGINT) and cybersecurity to enhance national and allied advantages. Our mission encompasses computer network operations aimed at securing critical insights and services, ensuring decisive advantages for the nation and our allies. NSA's cybersecurity initiatives are pivotal in safeguarding U.S. national security systems, particularly within the Defense Industrial Base and enhancing the security of U.S. weaponry.