{"id":436,"date":"2015-02-24T06:20:04","date_gmt":"2015-02-24T06:20:04","guid":{"rendered":"http:\/\/www.theblackvault.com\/documentarchive\/?p=436"},"modified":"2015-03-04T18:01:55","modified_gmt":"2015-03-04T18:01:55","slug":"national-security-letters","status":"publish","type":"post","link":"https:\/\/www.theblackvault.com\/documentarchive\/national-security-letters\/","title":{"rendered":"National Security Letters"},"content":{"rendered":"<p>A National Security Letter (NSL) is a form of administrative subpoena used by the United States Federal Bureau of Investigation and reportedly by other U.S. Government Agencies including the Central Intelligence Agency and the Department of Defense.<\/p>\n<p>It is a demand letter issued to a particular entity or organization to turn over various record and data pertaining to individuals. They require no probable cause or judicial oversight. They also contain a gag order, preventing the recipient of the letter from disclosing that the letter was ever issued.<\/p>\n<h3>Declassified Documents<\/h3>\n<h4>Federal Bureau of Investigation (FBI) \/ Office of the Inspector General Records<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/>\u00a0<a href=\"https:\/\/documents.theblackvault.com\/documents\/fbifiles\/s1408.pdf\">A Review of the FBI&#8217;s Use of National Security Letters: Assessment of Progress in Implementing Recommendations and Examination of Use in 2007 through 2009<\/a>\u00a0[ 232 Pages, 134MB ]<\/p>\n<p>&nbsp;<\/p>\n<h4>Federal Bureau of Investigation (FBI) Records<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/><a href=\"https:\/\/documents.theblackvault.com\/documents\/fbifiles\/nsl.pdf\">Federal Bureau of Investigation (FBI) National Security Letters<\/a> [1,188 Pages, 27.09MB ]<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/><a href=\"http:\/\/www.archive.org\/download\/NationalSecurityLetters\/07F0792_concern_natseclet.pdf\">Office of the Secretary of Defense Documents Concerning National Security Letters<\/a>\u00a0[ 198 MB ]<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/><a href=\"http:\/\/www.archive.org\/download\/NationalSecurityLetters\/07-F-0792AFOSI.pdf\">Air Force Office of Special Investigations (AFOSI) Documents Concerning National Security Letters<\/a>\u00a0[ 48 MB ]<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/><a href=\"http:\/\/www.archive.org\/download\/NationalSecurityLetters\/07-F-0792INSCOM.pdf\">United States Army Intelligence &amp; Security Command (INSCOM) Documents Concerning National Security Letters<\/a>\u00a0[ 424 MB ]<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.theblackvault.com\/images\/pdf.gif\" alt=\"\" \/><a href=\"http:\/\/www.archive.org\/download\/NationalSecurityLetters\/07-F-0792NCIS.pdf\">Naval Criminal Investigative Service (NCIS) Documents Concerning National Security Letters<\/a>\u00a0[ 385 MB ]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A National Security Letter (NSL) is a form of administrative subpoena used by the United States Federal Bureau of Investigation and reportedly by other U.S. Government Agencies including the Central Intelligence Agency and the Department of Defense. 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