This is the highest level of security. “Top Secret applies to information whose unauthorized disclosure could reasonably cause exceptionally serious damage to national security, which the original classification authority is able to identify or describe.”  It is believed that 1.4 million Americans have top secret authorizations.  This is the second highest classification. The information is classified as secret if its unauthorized disclosure would cause “serious damage” to national security.  Most secret information is kept secret. In cases where the United States wishes to share bilaterally (or multilateral) classified information with a country that has a sharing agreement, the information is marked by “REL TO USA,” “release” and the country`s three-letter code.  For example, if the United States wanted to disclose secret information to the Canadian government, it would mark the document “REL to USA, CAN.” There are also group sharings such as NATO, FVEY or UKUSA. These countries should keep the classification of the document at the initially classified level (Top Secret, Secret, etc.). [Citation required] Although most naval nuclear propulsion information is sensitive, it can be classified or not. The desired power density of naval reactors makes their design specially designed for military use, especially high-speed ships at high speeds. The proliferation of quieter or more powerful naval propulsion systems poses a threat to U.S.
national security. This is why all are classified, with the exception of the most basic information about NNTs. United States Navy recognizes that the public is interested in environmental, safety and health information, and that basic research conducted by the Navy can be useful to industry. [Citation required] A person has access to a specific subject after having had: a) a background examination of an area similar to that required for the provision of secret security; (b) were “read” or informed of the nature and sensitivity of the material; and (c) a confidentiality agreement (NDA). … Investigating and disclosing secret government information is something that many national security journalists and political analysts do or try to do every day. And with a few rare exceptions, for particularly sensitive types of information, the courts have discovered that it is not a crime. Aftergood Notes: “The world of classified information includes not only real national security secrets, such as confidential intelligence sources or advanced military technologies, but an endless supply of mundane little bureaucratic things, such as 50-year-old Secret Service budget figures, as well as occasional crimes or cover-up.  The latest in the legal battle between No Easy Day author and former Navy SEAL Matthew Bissonette and the Pentagon, a Defense Department spokesman has contacted Reuters the confidentiality agreement they say they are signing SEALs. The document found here is fascinating to the majority of us who will never be Navy SEALs and will never come close to signing with the inscription “Sensitive Compartmented Information” (SCI). But the NDA, says the Pentagon, is something that proves that Bissonette (who is the pseudonym Mark Owen) broke the law by writing his book No Easy Day on the events surrounding the assassination of Osama bin Laden. The spokesman told Reuters that this is particularly about this part (“content of this type … Bissonette allegedly violated by sharing his manuscript with his publisher and lawyer: Standard Form 312 (SF 312) is a confidentiality agreement that must be signed by agents of the United States federal government or one of its contractors, in accordance with Executive Order 13292, when they received a security clearance for access to classified information.