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The different organizations in the United States Federal Government use different terminology and lettering. Security clearances can be issued by many United States of America government agencies. The checks for clearances and the granting of clearances is carried out by the US Office of Personnel Management. [1] [2]
A United States 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.
After the United States entered into World War II, Britain changed its security classifications to match those of the U.S..Previously, classifications had included the top classification "Most Secret", but it soon became apparent that the United States did not fully understand the UK's classifications, and classified information appeared in the U.S.'s press.
Download as PDF; Printable version; ... List of U.S. security clearance terms; Loose lips sink ships; M. ... Classified information in the United States.
A Single Scope Background Investigation (SSBI), now called a Tier 5 (T5) [1] investigation, is a type of United States security clearance investigation. [2] It involves investigators or agents interviewing past employers, coworkers and other individuals associated with the subject of the SSBI.
But there are some terms you really should be aware of to help keep your online activity safe. Along with these new phrases, cybersecurity has joined the club of terms that can be confusing.
The United States has three levels of classification: Confidential, Secret, and Top Secret. Each level of classification indicates an increasing degree of sensitivity. Thus, if one holds a Top Secret security clearance, one is allowed to handle information up to the level of Top Secret, including Secret and Confidential information. If one ...
A Q Clearance is equivalent to a U.S. Department of Defense Top Secret clearance. [2] According to the Department of Energy, "Q access authorization corresponds to the background investigation and administrative determination similar to what is completed by other agencies for a Top Secret National Security Information access clearance." [2]