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  2. Navy Enlisted Classification - Wikipedia

    en.wikipedia.org/wiki/Navy_Enlisted_Classification

    The Navy Enlisted Classification (NEC) system supplements the rating designators for enlisted members of the United States Navy.A naval rating and NEC designator are similar to the Military Occupational Specialty (MOS) designators used in the U.S. Army and U.S. Marine Corps and the Air Force Specialty Code (AFSC) used in the U.S. Air Force and the U.S. Space Force.

  3. List of U.S. security clearance terms - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._security...

    Security clearances can be issued by many United States of America government agencies, including the Department of Defense (DoD), the Department of State (DOS), the Department of Homeland Security (DHS), the Department of Energy (DoE), the Department of Justice (DoJ), the National Security Agency (NSA), and the Central Intelligence Agency (CIA).

  4. Classified information in the United States - Wikipedia

    en.wikipedia.org/wiki/Classified_information_in...

    A review of classification policies by the Office of the Director of National Intelligence aimed at developing a uniform classification policy and a single classification guide that could be used by the entire U.S. intelligence community. Significant interagency differences were found that impaired cooperation and performance.

  5. List of United States Navy ratings - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States_Navy...

    From left to right: the service dress blue rating badge for a special warfare operator first class and a boatswain's mate second class. United States Navy ratings are general enlisted occupations used by the U.S. Navy since the 18th century, which denote the specific skills and abilities of the sailor.

  6. List of United States Navy enlisted rates - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States_Navy...

    The proper form of address to a chief petty officer is "Chief", "Senior chief" (or "Senior"), or "Master chief" according to their rate. [13] In the U.S. Navy, chief petty officers are specifically tasked, in writing, with the duty of training junior officers (ensign, lieutenant (j.g.), and lieutenant).(Previous citation no longer valid.)

  7. Ranks and insignia of NATO navies' officers - Wikipedia

    en.wikipedia.org/wiki/Ranks_and_insignia_of_NATO...

    Each officer rank in the navy of a NATO country may be compared with the ranks used by any military service in other NATO countries, under a standardized NATO rank scale. This is useful, for instance, in establishing seniority amongst officers serving alongside each other within multinational command structures.

  8. Cryptologic technician - Wikipedia

    en.wikipedia.org/wiki/Cryptologic_technician

    Cryptologic technician (CT) is a United States Navy enlisted rating or job specialty. The CT community performs a wide range of tasks in support of the national intelligence-gathering effort, with an emphasis on cryptology and signal intelligence related products. Most CT personnel are required to obtain and maintain security clearances.

  9. Defense Technical Information Center - Wikipedia

    en.wikipedia.org/wiki/Defense_Technical...

    The DTIC traces its history to the June 1945 formation of the Air Documents Research Center (ADRC), a joint effort of the US Army Air Force, US Navy and Royal Air Force to build a single collection of captured German aeronautical research, based in London. The ADRC was initially tasked with the sorting of the document collection into three ...