The rail fence cipher (sometimes called zigzag cipher) is a transposition cipher that jumbles up the order of the letters of a message using a basic algorithm. The rail fence cipher works by writing your message on alternate lines across the page, and then reading off each line in turn.Click to see full answer. Simply so, how do you decipher a rail fence cipher?The simplest Rail Fence Cipher, where each letter is written in a zigzag pattern across the page. The ciphertext is then read off by writing the top row first, followed by the bottom row, to get “DFNTEATALEEDHESWL”.Furthermore, why a pure transposition cipher is easily recognized? A pure transposition cipher is easily recognized because it has the same letter frequencies as the original plaintext. The transposition cipher can be made significantly more secure by performing more than one stage of transposition. The result is more complex permutation that is not easily reconstructed. who created the rail fence cipher? Greeks What is cypher key?In cryptography, a cipher (or cypher) is an algorithm for performing encryption or decryption—a series of well-defined steps that can be followed as a procedure. The operation of a cipher usually depends on a piece of auxiliary information, called a key (or, in traditional NSA parlance, a cryptovariable).