対たい情じょう報ほう

noun

counter-intelligence

Refers to activities or measures taken to protect against enemy intelligence operations, including espionage, sabotage, and subversion.

• 対たい情じょう報ほう活かつ動どうは国こっ家か安あん全ぜん保ほ障しょうの重じゅう要ような一いち部ぶだ。

  Counter-intelligence activities are an important part of national security.