• INTRODUCTION
• CRYPTOGRAPHY 101
• PART ONE: SIMPLE CRYPTOGRAMS
  • First Steps
  • Easy 100
  • Hidden Keys
  • Cryptogram Carnival
• PART TWO: THE SECRET CODE CHALLENGE
  • Not So Easy
  • Challenging
  • Fiendish
  • Grab Bag
  • Xenocrypts - Other Languages
• PART THREE: FAMOUS UNSOLVED CODES AND CIPHERS
  • Beale Ciphers
  • Voynich Manuscript
  • Zodiac Killer Ciphers
  • Dorabella Cipher
  • Kryptos
  • Phaistos Disk
• THE KEYS
• THE SOLUTIONS
• HELPFUL REFERENCES
  • Morse Code Table
  • English Frequency Tables
  • Xenocrypt Frequency Charts
  • Recommended Reading
• ACKNOWLEDGEMENTS
• GLOSSARY
• INDEX

Page created: December 22, 2005. Last updated: March 13, 2006