Ciphertext — The Zimmermann Telegram (as it was sent from Washington to Mexico) encrypted as ciphertext. This article is about encrypted information. For an overview of cryptographic technology in general, see Cryptography. In cryptography, ciphertext (or… … Wikipedia
ciphertext — ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ noun : the cipher form of a text or of its elements this message looks like ciphertext in the Playfair scheme no ciphertext J is possible compare plaintext; c III 4 * * * /suy feuhr tekst /, n. the encoded version of a message or… … Useful english dictionary
Ciphertext indistinguishability — is a property of many encryption schemes. Intuitively, if a cryptosystem possesses the property of indistinguishability, then an adversary will be unable to distinguish pairs of ciphertexts based on the message they encrypt. The property of… … Wikipedia
Ciphertext Indistinguishability — (Ununterscheidbarkeit von Geheimtexten) ist ein Begriff der bei Sicherheitsbeweisen von Verschlüsselungsverfahren verwendet wird. Bei einem Verfahren mit dieser Eigenschaft kann ein Angreifer nicht zwischen den Geheimtexten zweier Klartexte… … Deutsch Wikipedia
Ciphertext stealing — In cryptography, ciphertext stealing (CTS) is a general method of using a block cipher mode of operation that allows for processing of messages that are not evenly divisible into blocks without resulting in any expansion of the ciphertext, at the … Wikipedia
Ciphertext-only attack — In cryptography, a ciphertext only attack (COA) or known ciphertext attack is an attack model for cryptanalysis where the attacker is assumed to have access only to a set of ciphertexts. The attack is completely successful if the corresponding… … Wikipedia
Ciphertext expansion — In cryptography, the term ciphertext expansion refers to the length increase of a message when it is encrypted. Many modern cryptosystems cause some degree of expansion during the encryption process, for instance when the resulting ciphertext… … Wikipedia
ciphertext — noun Date: 1939 the enciphered form of a text or of its elements compare plaintext … New Collegiate Dictionary
ciphertext — /suy feuhr tekst /, n. the encoded version of a message or other text; cryptogram. Cf. plain text. [1935 40; CIPHER + TEXT] * * * … Universalium
ciphertext — noun Encoded text, text that is unreadable. All ciphertexts look alike; thats how you know its in code. Ant: plain text … Wiktionary
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