Military Cryptanalysis: Simpler Varieties of Aperiodic Substitution Systems 在線電子書 圖書標籤: cryptography
發表於2024-11-27
Military Cryptanalysis: Simpler Varieties of Aperiodic Substitution Systems 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024
This book, until very recently classified CONFIDENTIAL by the U.S. Government, provides heretofore unpublished methods for the solution of ciphertext and plaintext auto-key systems. In addition, the text contains general principles for the solution of cipher systems employing long or continuous keys. Text contains information concerning the coincidence test, cross-product test, and the monoalphabeticity or phi test.
評分
評分
評分
評分
Military Cryptanalysis: Simpler Varieties of Aperiodic Substitution Systems 在線電子書 pdf 下載 txt下載 epub 下載 mobi 下載 2024