Contents

• Introduction
• Contents
• What is the Enigma cipher machine?
  • Short History
  • Parts of the machine
• Operation of the Enigma machine with an example
  • Basic handling
  • Basic functionality
  • Example
  • Types of Machines
• How secure is the machine?
• Breaking the Enigma
  • Sending a message
  • The Polish breaking the Enigma
  • Breaking the Enigma by the British.
• Conclusion
• Apendix
  • Wiring
  • Glossary
  • Recomended readings
• About this document ...