Features
- Cover Type: Paperback with 4 pages
- Published by: Aegean Park Press December 1993
- Written in: English
- ISBN 10 Number: 0894121960
- ISBN 13 Number: 978-0894121968
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Book Dimensions:
10.6 x 8.2 x 0.4 inches
- Weighs: 12.8 ounces
Product Description
This book, until very recently classified CONFIDENTIAL by the U.S. Government, provides heretofore unpublished methods for the solution of ciphertext and plaintext auto-key systems.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.