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Security Dictionary
Can't tell 'smtp' from 'snmp'? Find the precise meaning of these and hundreds of other security-related terms in our convenient and up-to-date Security Dictionary.
ciphertext-only attack
(I) A cryptanalysis technique in which the analyst tries to
determine the key solely from knowledge of intercepted ciphertext
(although the analyst may also know other clues, such as the
cryptographic algorithm, the language in which the plaintext was
written, the subject matter of the plaintext, and some probable
plaintext words.)
