[+] Cryptanalysis [READ]
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Author : Helen Fouche Gaines Pages : 230 pages Publisher : Dover Publications Inc. 1956-02-01 Language : English ISBN-10 : 0486200973 ISBN-13 : 9780486200972
Description Paperback. Pub Date :1989-04-01 Pages: 256 Language: English Publisher: Dover Publications Thorough. systematic introduction to serious cryptography. especially strong in modern forms of cipher solution used by experts Nihilist. grille. US Army. key-phrase. . multiple-alphabet. Gronsfeld. Porta. Beaufort. periodic ciphers. and more Simple and advanced methods 166 specimens to solve -.. with solutions.