セキュリティ









曖昧さ回避
 2017年のアメリカ映画については「セキュリティ (映画)」をご覧ください。


セキュリティ（英: security）は、人、住居、地域社会、国家、組織、資産などを対象とした、害からの保護。


一般には保安のことであり、犯罪や事故などを防止するための警備全般を指す。


コンピュータ関連の文脈では、特にコンピュータセキュリティを単にセキュリティと呼ぶ場合がある。


金融業界では、出資を募る団体を損害から保護するという意味から派生して、セキュリティが証券を意味する場合がある。



種類


一般

  • 保安

現実世界、物理的な領域


  • 警備

  • ホームセキュリティ

  • 安全保障


コンピュータや仮想空間、IT


  • コンピュータセキュリティ

  • 情報セキュリティ

  • ネットワーク・セキュリティ


金融

  • 証券



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