+A **security clearance** is a formal determination that an individual is eligible for access to [Classified Information](/wiki/classified_information). This privilege is granted after rigorous [Background Checks](/wiki/background_check) and adjudications, ensuring loyalty and reliability to protect national secrets.
+## See also
+- [National Security](/wiki/national_security)
+- [Confidentiality](/wiki/confidentiality)
+- [Vetting](/wiki/vetting)
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