transposition cipher


Also found in: Wikipedia.

transposition cipher

[‚tranz·pə′zish·ən ‚sī·fər]
(communications)
A cipher in which the order of the characters in the original message is changed.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
"Cracking Codes with Python" shows how to make, test, and hack programs that encrypt text with classical ciphers like the transposition cipher and Vigenere cipher.
The first stage processes the audio signal with transposition cipher. While in the second stage Modulus Multiplication is used as substitution cipher, for this the key is generated using Pseudo RandomNumber Generation (PRNG) [9-11].
They also looked at the binary system and transposition cipher to crack codes and competed against each other in teams.
2 This time we're using a transposition cipher, where letters are re-arranged.
NSA presents a helpful glossary of code-breaker terms, such as "columnar transposition cipher." Darrell and Shirley, two bomb-sniffing black Labs, direct the FBI's site.
In a transposition cipher, the letters of the plaintext are rearranged into new patterns.
WHICH MEANS THE ANSWER IS: A bird in the hand is worth two in the bush 2 This time we're using a transposition cipher, where letters are re-arranged.
Classical Transposition Ciphers, Available from: http://www.cs.ubbcluj.ro/~florin/Si/Security/ccs3/lectures/less05.html Accessed: 2010-05-30
Full browser ?