Last Updated
：2025/12/06
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 ）
Quizzes for review
(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.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
chosen-ciphertext attack
To evaluate the protocol's robustness, researchers simulated a chosen-ciphertext attack that allowed the adversary to submit arbitrary ciphertexts for decryption and observe the resulting plaintexts.
See correct answer
To evaluate the protocol's robustness, researchers simulated a chosen-ciphertext attack that allowed the adversary to submit arbitrary ciphertexts for decryption and observe the resulting plaintexts.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
