*FM 34-40-2

FIELD MANUAL

NO 34-40-2 HEADQUARTERS

DEPARTMENT OF THE ARMY

Washington, DC, 13 September 1990

The original for this came from here on Tue Dec 17 01:21:11 EST 1996.

There are two formats here, the original PDF format files, and derived These are in Adobe (PDF) format. These are readable with the Adobe Acrobat viewer from Adobe Systems Incorporated. If Acrobat isn't available for your system, you might try xpdf, a PDF viewer for X

You can either get all the parts at once, gzipped and tarred, or piecewise:

- table of contents
- preface
- intro
- authorization

part one - introduction to cryptanalysis

- chapter 1
- chapter 2

part two - monographic substitution systems

- chapter 3 monoalphabetic uniliteral substitution systems using standard cipher alphabets
- chapter 4 monoalphabetic uniliteral substitution systems using mixed cipher alphabets
- chapter 5 monoalphabetic multiliteral substitution systems part three - polygraphic substitution systems
- chapter 6 characteristics of polygraphic substitution systems
- chapter 7 solution of polygraphic substitution systems polyalphabetic substitution systems
- chapter 8 periodic polyalphabetic substitution systems
- chapter 9 solution of periodic polyalphabetic systems
- chapter 10 aperiodic polyalphabetic ciphers

part five - transposition systems

- chapter 11 types of transposition systems
- chapter 12 solution of numerically-keyed columnar transposition ciphers
- chapter 13 transposition special solutions

part six - analysis of code systems

- chapter 14 types of code systems
- chapter 15 analysis of syllabary spelling
- appendix A frequency distributions of english digraphs
- appendix B frequency distributions of english trigraphs
- appendix C frequency distributions of english tetragraphs
- appendix D word and pattern tables
- appendix E utility tables
- appendix F cryptanalysis support program
- glossary
- references
- index

Here they are in postscript. These files were converted from the original PDF format, using pdftops, which comes with xpdf.

You can either get all the parts at once, gzipped and tarred, or piecewise:

- table of contents
- preface
- intro
- authorization

part one - introduction to cryptanalysis

- chapter 1
- chapter 2

part two - monographic substitution systems

- chapter 3 monoalphabetic uniliteral substitution systems using standard cipher alphabets
- chapter 4 monoalphabetic uniliteral substitution systems using mixed cipher alphabets
- chapter 5 monoalphabetic multiliteral substitution systems part three - polygraphic substitution systems
- chapter 6 characteristics of polygraphic substitution systems
- chapter 7 solution of polygraphic substitution systems polyalphabetic substitution systems
- chapter 8 periodic polyalphabetic substitution systems
- chapter 9 solution of periodic polyalphabetic systems
- chapter 10 aperiodic polyalphabetic ciphers

part five - transposition systems

- chapter 11 types of transposition systems
- chapter 12 solution of numerically-keyed columnar transposition ciphers
- chapter 13 transposition special solutions

part six - analysis of code systems

- chapter 14 types of code systems
- chapter 15 analysis of syllabary spelling
- appendix A frequency distributions of english digraphs
- appendix B frequency distributions of english trigraphs
- appendix C frequency distributions of english tetragraphs
- appendix D word and pattern tables
- appendix E utility tables
- appendix F cryptanalysis support program
- glossary
- references
- index