noun
classified information; top secret
Refers to information that is officially restricted or highly confidential, often used in governmental, military, or corporate contexts.
その文書は極秘情報として扱われている。
The document is treated as classified information.
彼は極秘情報を漏らした疑いで逮捕された。
He was arrested on suspicion of leaking top secret information.
機密情報 is a more general term for confidential information, while 極秘情報 emphasizes the highest level of secrecy.
Compound of 極秘 (top secret) and 情報 (information).