counterintelligence

Japanese: counterintelligence

...In a broad sense, military intelligence includes not only this knowledge, but also the intelligence organizations and intelligence activities that produce it. Also, counterintelligence refers to knowledge, organizations, and activities to prevent and neutralize the intelligence activities of others that are detrimental to one's own country. This counterintelligence can be broader and include so-called espionage activities, such as international political maneuvering. ...

*Some explanations of terms that mention "counterintelligence" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…広義にはこの知識のほかに，これを生み出す情報組織と情報活動とを含めて軍事情報という。また，自国に不利をもたらすような相手の情報活動を防止し，無効にするための知識，組織および活動を対情報counterintelligenceという。この対情報には，もっと広く，国際的な政治工作など，いわゆる諜報活動までをも含める場合がある。…

※「counterintelligence」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典第２版について | 情報

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