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T3 or T3R - Tier 3 or Tier 3 Reinvestigation, now replace all NACLC. T5 and T5R - Tier 5 or Tier 5 Reinvestigation, now replace SSBI and SBPR respectively. Yankee White – An investigation required for personnel working with the President and Vice President of the United States. Obtaining such clearance requires, in part, an SSBI.
United States. 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.
Security Advisory Opinion ( SAO) or Washington Special Clearance, [1] commonly called security clearance, administrative clearance, or administrative processing, [2] is a process the United States Department of State and the diplomatic missions of the United States use in deciding to grant or deny a United States visa to certain visa applicants.
www .dcsa .mil. The Defense Counterintelligence and Security Agency ( DCSA) is a federal security and defense agency of the United States Department of Defense (DoD) that reports to the Under Secretary of Defense for Intelligence. [1] DCSA is the largest counterintelligence and security agency in the federal government and is responsible for ...
Single Scope Background Investigation. 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.
The Diplomatic Security Service (DSS) is the principal security and law enforcement agency of the United States Department of State (DOS). [1] As the operational division of DOS Bureau of Diplomatic Security, its primary mission is to provide security to protect diplomatic assets, personnel, and information, and combat visa and passport fraud.
National Agency Check with Local Agency and Credit Checks ( NACLC) is a type of background check required in the United States for granting of security clearances . According to the United States Office of Personnel Management, Federal Investigations Notice, [1] Executive Order Number 12968, [2] signed by President Clinton in 1995, outlines ...
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.