Basic Cryptanalysis

*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.
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• 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