What is the highest level of security clearance in the United States?
Security clearance 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. This spearheaded the uniformity in classification between the United Kingdom and the United States. In addition to National Security Clearances, other types of roles and organisations stipulate a need for clearances, including: 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
Security clearance they do not have to meet the "cradle-to-grave" accountability requirements of Collateral TS information.] Any additional clearance measures used by SAPs must be approved by the Office of Management and Budget, which has generally limited such measures to polygraphs, exclusion of persons with non-US immediate family members, requiring more frequent reinvestigations, and requiring annual updates to security questionnaires. A security clearance is granted to an individual and generally recognizes a maximum "level" of clearance. Exceptions include levels above compartmentalized access or when an individual is cleared for a certain "type" of data. The President of the United States may be