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Ciphertext is an English word. Below you'll find 10+ example sentences showing how it's used in practice.

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Ciphertext in a sentence

Ciphertext | Ciphertexts

Ciphertext meaning

Encoded or encrypted text.

Using Ciphertext

  • The main meaning on this page is: Encoded or encrypted text.
  • In the example corpus, ciphertext often appears in combinations such as: the ciphertext, ciphertext to, of ciphertext.

Context around Ciphertext

  • Average sentence length in these examples: 24.7 words
  • Position in the sentence: 4 start, 9 middle, 7 end
  • Sentence types: 20 statements, 0 questions, 0 exclamations

Corpus analysis for Ciphertext

  • In this selection, "ciphertext" usually appears in the middle of the sentence. The average example has 24.7 words, and this corpus slice is mostly made up of statements.
  • Around the word, produced, transform, chosen, messages, block and deciphering stand out and add context to how "ciphertext" is used.
  • Recognizable usage signals include a chosen ciphertext attack is and an rsa ciphertext is thought. That gives this page its own corpus information beyond isolated example sentences.
  • By corpus frequency, "ciphertext" sits close to words such as abbasid, abdicate and adapters, which helps place it inside the broader word index.

Example types with ciphertext

The same corpus examples are grouped by length and sentence type, making it easier to see the contexts in which the word appears:

Here each ciphertext character was represented by a number. (9 words)

Because of this multiplicative property a chosen-ciphertext attack is possible. (11 words)

By contrast, self-synchronising stream ciphers update their state based on previous ciphertext digits. (14 words)

As such, even today a Vigenère type cipher should theoretically be difficult to break if mixed alphabets are used in the tableau, if the keyword is random, and if the total length of ciphertext is less than 27.6 times the length of the keyword. (45 words)

Synchronous stream ciphers In a synchronous stream cipher a stream of pseudo-random digits is generated independently of the plaintext and ciphertext messages, and then combined with the plaintext (to encrypt) or the ciphertext (to decrypt). (36 words)

Block ciphers must be used in ciphertext stealing or residual block termination mode to avoid padding, while stream ciphers eliminate this issue by naturally operating on the smallest unit that can be transmitted (usually bytes). (35 words)

Example sentences (20)

Hence often a message authentication code is added to a ciphertext to ensure that changes to the ciphertext will be noted by the receiver.

Synchronous stream ciphers In a synchronous stream cipher a stream of pseudo-random digits is generated independently of the plaintext and ciphertext messages, and then combined with the plaintext (to encrypt) or the ciphertext (to decrypt).

A common misconception is to use inverse order of encryption as decryption algorithm (i.e. first XORing P17 and P18 to the ciphertext block, then using the P-entries in reverse order).

After moving his rotors to EIN, the receiving operator then typed in the rest of the ciphertext, deciphering the message.

A hand-operated Red analog is also visible In operation, the enciphering machine accepted typewritten input (in the Roman alphabet) and produced ciphertext output, and vice versa when deciphering messages.

A message-to-be-transferred is enciphered to ciphertext at the encoding terminal by encoding the message as a number M in a predetermined set.

Another approach is to tag the ciphertext with markers at regular points in the output.

Another way of viewing this method is that, under each letter of the ciphertext, the entire alphabet is written out in reverse starting at that letter.

Advertentie

A set of reverse rounds are applied to transform ciphertext back into the original plaintext using the same encryption key.

As such, even today a Vigenère type cipher should theoretically be difficult to break if mixed alphabets are used in the tableau, if the keyword is random, and if the total length of ciphertext is less than 27.6 times the length of the keyword.

Because of this multiplicative property a chosen-ciphertext attack is possible.

Block ciphers must be used in ciphertext stealing or residual block termination mode to avoid padding, while stream ciphers eliminate this issue by naturally operating on the smallest unit that can be transmitted (usually bytes).

By contrast, self-synchronising stream ciphers update their state based on previous ciphertext digits.

DES is the archetypal block cipher —an algorithm that takes a fixed-length string of plaintext bits and transforms it through a series of complicated operations into another ciphertext bitstring of the same length.

Fractionation Transposition is particularly effective when employed with fractionation - that is, a preliminary stage that divides each plaintext symbol into several ciphertext symbols.

Frequency analysis of such a cipher is therefore relatively easy, provided that the ciphertext is long enough to give a reasonably representative count of the letters of the alphabet that it contains.

Full decryption of an RSA ciphertext is thought to be infeasible on the assumption that both of these problems are hard, i.e., no efficient algorithm exists for solving them.

Here each ciphertext character was represented by a number.

If it is any smaller, more than one plaintext may encrypt to the same ciphertext.

If the ciphertext exhibits a frequency distribution very similar to plaintext, it is most likely a transposition.

Advertentie

Common combinations with ciphertext

These word pairs occur most frequently in English texts:

Frequently asked questions

How do you use "ciphertext" in a sentence?
An example: "Hence often a message authentication code is added to a ciphertext to ensure that changes to the ciphertext will be noted by the receiver." This page contains 10+ example sentences with the word "ciphertext" from authentic English texts.
What does "ciphertext" mean?
Ciphertext means: Encoded or encrypted text.
How many example sentences with "ciphertext" are there?
Voorbeeldzinnen.info contains at least 10+ example sentences with "ciphertext", drawn from a database of millions of English sentences.