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Levels and categories of classification. The United States government classifies sensitive information according to the degree which the unauthorized disclosure would damage national security. The three primary levels of classification (from least to greatest) are Confidential, Secret, and Top Secret.
This list covers security clearance terms used in the United States of America. Within the U.S. government, security clearance levels serve as a mechanism to ascertain which individuals are authorized to access sensitive or classified information.
Clearance is a general classification, that comprises a variety of rules controlling the level of permission required to view some classified information, and how it must be stored, transmitted, and destroyed.
All SCI must be handled within formal access control systems established by the Director of National Intelligence. [1] SCI is not a classification; SCI clearance has sometimes been called "above Top Secret", [2] but information at any classification level may exist within an SCI control system.
SAP documents require special marking to indicate their status. The words SPECIAL ACCESS REQUIRED, followed by the program nickname or codeword, are placed in the document's banner line. Abbreviations. Abbreviations may be used for either element. Portion markings use SAR and the program's abbreviation.
The basis for compartmentalization is the idea that, if fewer people know the details of a mission or task, the risk or likelihood that such information will be compromised or fall into the hands of the opposition is decreased. Hence, varying levels of clearance within organizations exist.
A BIGOT list (or bigot list) is a list of personnel possessing appropriate security clearance and who are cleared to know details of a particular operation, or other sensitive information. Etymology. There are two slightly differing, but related, etymologies for the origin of the term:
STRAP is a code-word, combined with SECRET or TOP SECRET, to further restrict access to particularly sensitive material. Access is granted to certain holders of Enhanced SC (eSC) or (Enhanced) Developed Vetting (DV/eDV) clearance, allowing them to access SECRET/TOP SECRET STRAP code-word material:
In the United States, a security clearance is an official determination that an individual may access information classified by the United States Government. Security clearances are hierarchical; each level grants the holder access to information in that level and the levels below it.
In communication, a code word is an element of a standardized code or protocol. Each code word is assembled in accordance with the specific rules of the code and assigned a unique meaning. Code words are typically used for reasons of reliability, clarity, brevity, or secrecy. See also. Code word (figure of speech) Coded set