CrosswordMint
Enigmatic Secrets of Historic Codes
A crossword puzzle exploring the most famous cryptic codes throughout history and their fascinating clues.
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Across
  • 1. Cipher using digraphs for encryption
  • 3. Ancient shift cipher named after a Roman leader
  • 5. Cipher combining fractionation and transposition
  • 8. Code talkers’ language during World War II
Down
  • 2. Ancient Spartan transposition cipher device
  • 4. Hebrew substitution cipher reversing the alphabet
  • 6. Polyalphabetic cipher using a keyword
  • 7. World War II German cipher machine
  • 9. Code using dots and dashes for communication

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