Aliases

Disambiguation

CONFIDENTIAL is a U.S. government classification marking (legal instrument), NOT generic corporate confidentiality. May appear in archive as marking, marking abbreviation '(C)', or as a subject of procedural documents governing access to classified materials.

Stats

Concept

U.S. government classification level for information whose unauthorized disclosure could cause damage to national security; lowest of three classification levels.

Nível de classificação do governo dos EUA para informações cuja divulgação não autorizada poderia causar dano à segurança nacional; o mais baixo dos três níveis de classificação.

Enrichment

• Classified information in the United States
  Wikipedia▎ high· 2026-05-14
  • Three classification levels: Confidential, Secret, Top Secret
  • CONFIDENTIAL = lowest level for information causing 'damage' to national security if disclosed
  • Specific marking requirements (banner lines, (C) portion marks)
  • Access controls based on clearance level and need-to-know
  • DoD regulations govern handling, storage, transmission
• Executive Order 13526: Classified National Security Information
  National Archives (ISOO)▎ high· 2026-05-14
  • Executive Order 13526 defines three classification levels
  • CONFIDENTIAL criterion: unauthorized disclosure could cause damage to national security
  • Original classification authority delegated by President or agency heads
  • Applies to information related to military strength, weapons, intelligence operations
• DoDM 5200.01, Volume 2: DoD Information Security Program
  U.S. Department of Defense▎ high· 2026-05-14
  • DoD marking standards for CONFIDENTIAL documents
  • Banner line placement and format requirements
  • Portion marking with (C) designation
  • Storage and transmission security requirements
  • Blue cover sheets standard for CONFIDENTIAL materials