chosen-plaintext attack

English

Noun

chosen-plaintext attack (plural chosen-plaintext attacks)

(cryptography) An attack on a cryptosystem that relies on the attacker's ability to choose any plaintext of their liking and encrypt it into the corresponding ciphertext with that system and key. More powerful than a known-plaintext attack but less powerful than a chosen-ciphertext attack.

Synonyms

CPA (initialism)

Coordinate terms

ciphertext-only attack, known-plaintext attack, chosen-ciphertext attack

Translations

cryptanalytic attack

Finnish: valittuun selkotekstiin perustuva hyökkäys

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