permutation scrambling

permutation scrambling: скремблирование с перестановкой отрезков (сегментов) сигнала во времени, перестановочное скремблирование

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Rubik's Cube — Other names Magic Cube … Wikipedia
Transposition cipher — In cryptography, a transposition cipher is a method of encryption by which the positions held by units of plaintext (which are commonly characters or groups of characters) are shifted according to a regular system, so that the ciphertext… … Wikipedia
Data Encryption Standard — The Feistel function (F function) of DES General Designers IBM First publis … Wikipedia
Cryptanalysis of the Enigma — enabled the western Allies in World War II to read substantial amounts of secret Morse coded radio communications of the Axis powers that had been enciphered using Enigma machines. This yielded military intelligence which, along with that from… … Wikipedia
Enigma machine — Military Enigma machine … Wikipedia
Cryptanalysis — Close up of the rotors in a Fialka cipher machine Cryptanalysis (from the Greek kryptós, hidden , and analýein, to loosen or to untie ) is the study of methods for obtaining the meaning of encrypted information, without access to the secret… … Wikipedia
ROT13 — replaces each letter by its partner 13 characters further along the alphabet. For example, HELLO becomes URYYB (or, rev … Wikipedia

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