Last Updated:2025/12/06
(cryptography) An attack on a cryptosystem that relies on the attacker's ability to choose any ciphertext of their liking and decrypt it into the corresponding plaintext with that system and key. More powerful than a chosen-plaintext attack.
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chosen-ciphertext attack
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Source Word
chosen-ciphertext attack
Noun
Japanese Meaning
攻撃者が任意の暗号文を選択し、その暗号文を特定のシステムと鍵を用いて平文に復号させる能力に依存する暗号システムに対する攻撃。選択平文攻撃よりも強力な手法。
( plural )