Elementary Cryptanalysis
by Helen Fouché Gaines
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Language: English
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About this eBook
- Author
- Gaines, Helen Fouché, 1888-1940
- Title
- Elementary cryptanalysis
- Original Publication
- Boston: American Photographic Publishing Co., 1939.
- Language
- English
- LoC Class
- Z: Bibliography, Library science
- Subject
- Ciphers
- Category
- Text
- Project Gutenberg
- eBook-No. 75074
- Release Date
- January 9, 2025
- Copyright
- Public domain in the USA.
Contents
- 1.ELEMENTARY CRYPTANALYSIS
- 2.PREFACE
- 3.CONTENTS
- 4.CHAPTER I General Information
- 5.CHAPTER II Concealment Devices
- 6.CHAPTER III Transposition Types
- 7.CHAPTER IV Geometrical Types — The Nihilist Transposition
- 8.CHAPTER V Geometrical Types — The Turning Grille
- 9.CHAPTER VI Irregular Types — Columnar Transposition
- 10.CHAPTER VII General Methods — Multiple Anagramming, Etc.
- 11.CHAPTER VIII Substitution Types
- 12.CHAPTER IX Simple Substitution — Fundamentals
- 13.CHAPTER X The Consonant-Line Short Cut
- 14.CHAPTER XI Simple Substitution with Complexities
- 15.CHAPTER XII Multiple-Alphabet Ciphers — The Vigenère
- 16.CHAPTER XIII The Gronsfeld, Porta, and Beaufort Ciphers
- 17.CHAPTER XIV The Kasiski Method for Periodic Ciphers
- 18.CHAPTER XV Miscellaneous Phases of Vigenère Decryptment
- 19.CHAPTER XVI Auto-Encipherment
- 20.CHAPTER XVII Some Periodic Number-Ciphers
- 21.CHAPTER XVIII Periodic Ciphers with Mixed Alphabets
- 22.CHAPTER XIX Polyalphabetical Encipherment Applied by Groups
- 23.CHAPTER XX Vigenère with Key-Progression
- 24.CHAPTER XXI Polygram Substitution — The Playfair Cipher
- 25.CHAPTER XXII Highlights of Fractional Substitution
- 26.CHAPTER XXIII Investigating the Unknown Cipher
- 27.APPENDIX
- 28.BIBLIOGRAPHY By W. D. Witt — More or Less Elementary Works — Advanced Works — Miscellaneous (Primarily descriptive of systems, historical, special essays, etc., usually with little on cryptanalysis.) — THE COMMONEST ENGLISH WORDS — ENGLISH TRIGRAMS — ENGLISH DIGRAMS
- 29.INDEX
- 30.Transcriber's Note
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