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  2. National Security Agency - Wikipedia

    en.wikipedia.org/wiki/National_Security_Agency

    The National Security Agency/Central Security Service Cryptologic Memorial honors and remembers the fallen personnel, both military and civilian, of these intelligence missions. It is made of black granite, and has 171 names carved into it, as of 2013. It is located at NSA headquarters. A tradition of declassifying the stories of the fallen was ...

  3. List of intelligence agencies - Wikipedia

    en.wikipedia.org/wiki/List_of_intelligence_agencies

    This is a list of intelligence agencies by country. It includes only currently operational institutions. An intelligence agency is a government agency responsible for the collection, analysis, and exploitation of information in support of law enforcement, national security, military, and foreign policy objectives.

  4. Security agency - Wikipedia

    en.wikipedia.org/wiki/Security_agency

    Security agency. A security agency is a governmental organization that conducts intelligence activities for the internal security of a nation. [1] They are the domestic cousins of foreign intelligence agencies, and typically conduct counterintelligence to thwart other countries' foreign intelligence efforts. [2] [3]

  5. Director of the National Security Agency - Wikipedia

    en.wikipedia.org/wiki/Director_of_the_National...

    The Director of the National Security Agency ( DIRNSA) is the highest-ranking official of the National Security Agency, which is a defense agency within the U.S. Department of Defense. The director of the NSA also concurrently serves as the chief of the Central Security Service (CHCSS) and as the commander of U.S. Cyber Command (USCYBERCOM). As ...

  6. United States Department of Homeland Security - Wikipedia

    en.wikipedia.org/wiki/United_States_Department...

    The United States Department of Homeland Security ( DHS) is the U.S. federal executive department responsible for public security, roughly comparable to the interior or home ministries of other countries. Its stated missions involve anti-terrorism, border security, immigration and customs, cyber security, and disaster prevention and management.

  7. United States Intelligence Community - Wikipedia

    en.wikipedia.org/wiki/United_States_Intelligence...

    United States Intelligence Community. The United States Intelligence Community ( IC) is a group of separate U.S. federal government intelligence agencies and subordinate organizations that work both separately and collectively to conduct intelligence activities which support the foreign policy and national security interests of the United States.

  8. The Defense Counterintelligence and Security Agency ( DCSA) is a federal security and defense agency of the United States Department of Defense (DoD) that reports to the Under Secretary of Defense for Intelligence. [1] DCSA is the largest counterintelligence and security agency in the federal government and is responsible for providing ...

  9. Cybersecurity and Infrastructure Security Agency - Wikipedia

    en.wikipedia.org/wiki/Cybersecurity_and...

    The Cybersecurity and Infrastructure Security Agency (CISA) is a component of the United States Department of Homeland Security (DHS) responsible for cybersecurity and infrastructure protection across all levels of government, coordinating cybersecurity programs with U.S. states, and improving the government's cybersecurity protections against private and nation-state hackers.