classified information
Top secret material
Classified information is material that a government or organization has officially designated as secret, restricted from public access for security reasons.
The term implies formal categories of sensitivity—in U.S. government usage, levels like confidential, secret, and top secret.
Unauthorized disclosure of classified information can result in criminal prosecution: He was charged with leaking classified information to journalists.
- top secretHighest classification level
- eyes onlyRestricted to intended recipient
- state secretsProtected government information
- national securitySafeguarding a country's interests
- need-to-knowAccess limited by necessity
espionage · surveillance · security clearance · intelligence community · spy · intelligence · CIA · covert operations · black site · dead drop · insider threat · codebreaking · cryptography · confidentiality · covert · sensitive · restricted · clandestine
- Military Affairsmilitary, defense secretary, War Department, defense strategy, military policy
- securitysecurity guard, security cameras, alarm system, security system, lock
- secretssecrecy, secret, trade secret, secrets, confidential
- national securityCIA, FBI, NSA, Pentagon, DHS
- NSANSA, signals intelligence, SIGINT, cryptanalysis, codebreaking
- security lawnational security, counterterrorism, security clearance, state secrets, FISA
classified informationpublic information
Accessible-to-all data
public record · open data · common knowledge · public knowledge · press releases
classified informationdeclassified documents
Previously restricted information made public
information, classified, classify, classification, classifying, unclassified, reclassify, classifier, declassify