A security clearance is a status granted to individuals allowing them access to classified information (state or organizational secrets) or to restricted...

secrets, but did not recommend that his security clearance be reinstated. The loss of his security clearance ended Oppenheimer's role in government and...

Q clearance or Q access authorization is the U.S. Department of Energy (DOE) security clearance required to access Top Secret Restricted Data, Formerly...

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...

assurance required. Three of these levels are types of national security vetting clearance.: Annex B  Vetting is intended to assure government bodies that...

An L clearance is a security clearance used by the United States Department of Energy (DOE) and Nuclear Regulatory Commission for civilian access relating...

the Communist Party USA, led to the revocation of his security clearance, following a 1954 security hearing. This effectively ended his access to the government's...

permanent security clearance was that he was under investigation by Robert Mueller. Kushner finally received permanent Top Secret security clearance on May...

the necessary security clearance and need to know. Mishandling of the material can incur criminal penalties. A formal security clearance is required to...

revoked the security clearance of J. Robert Oppenheimer. Evans was the only member who voted to allow Oppenheimer to retain his security clearance, stating...