is itself classified. Examples of codewords include, but are not limited to: LOCSEN: has local sensitivity, and may not be shown to local officials. NATSEN: has national sensitivity. DEDIP, DESDEN: may not be shown to certain named officials. See also Classified information DA-Notice List X site Official Secrets Acts 1911 to 1989 Thirty year rule References Los Alamos table of equivalent US and UK classifications (dated) United Kingdom government information Public policy in the United Kingdom National security of the United Kingdom