Classified information synonyms | nouns

Synonyms for Classified information as a Noun

• secret
• confidence
• enigma
• confidential information
• top secret information

  secret information
• mystery
• occult
• code
• key
• unknown
• puzzle
• cipher
• oracle
• formula
• password
• magic number
• privileged information
• skeleton in cupboard
• proprietary knowledge
• secret device
• secret formula
• secret method
• intimacy
• secret information
• skeleton in the cupboard
• riddle
• unrevealed
• cypher