Signalman 1 & C - Historic Naval Ships Association

exceptionally grave damage to the national security,such as the following:SECRETAn armed attack against the United States or itsAlliesThe compromise of military or defense plans,intelligence operations, or scientific ortechnological developments vital to the nationaldefenseDisruption of foreign relations vitally affectingthe national securitySecret is the designation applied only toinformation the unauthorized disclosure of whichcould reasonably be expected to cause serious damageto the national security, such as the following:Jeopardizing the international relations of theUnited StatesEndangering the effectiveness of a program orpolicy of vital importance to the national defenseCompromising important military or defenseplans, or scientific or technologicaldevelopments important to national securityRevealing important intelligence operationsCONFIDENTIALConfidential is the designation applied only toinformation the unauthorized disclosure of whichcould reasonably be expected to cause identifiabledamage to the national security, such as the following:MARKINGInformation that reveals strength of our land, air,or naval forces in the United States and overseasareasDocuments and manuals containing technicalinformation used for training, maintenance, andinspection of classified munitions of warResearch, development, production, andprocurement of munitions of warClassified material will be physically marked,annotated, or identified by means as prescribed in thissection. The purpose of marking classified material isto inform the holder of the classification level and thedegree of protection required, and to assist inextracting, paraphrasing, and downgrading anddeclassification actions. Therefore, all classifiedmaterial must be marked in a manner that leaves nodoubt about the level of classification assigned to thematerial.Marking RequirenentsMarking requirements and the application of themarkings vary depending on the kind of material. Thefollowing markings are required for all classifiedmaterial:Originally classified materialThe identity of the original classification authorityThe agency or office of originDeclassification dateThe overall classificationAny downgrading instructionsDerivatively classified materialThe source of classificationThe agency and office of originThe overall classificationDeclassification dateDowngrading actionsPublication MarkingsThe basic markings will be placed on the front ofthe publication. The overall classification will beplaced at the top and bottom center of the front cover,title page, and first page. Downgrading anddeclassification instructions appear only on the face ofthe publication.A back cover is not required; if used, the overallclassification is placed at the top and bottom center.The classification of each interior page (exceptblank pages) of a publication will be marked at the topand bottom center of the page. Normally, the overallclassification of the publication is used. The markingof each interior page with the highest classification itcontains, to include UNCLASSIFIED, is permissible.When marked in this manner, and the page is printedon the front and back, both sides of the page must bemarked with the highest classification of either side.When one side contains information of a lowerclassification than the marking applied, a statement11-3