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Enigmatic Ciphers and Secret Codes is a medium crossword puzzle with 17 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

Enigmatic Ciphers and Secret Codes
Moderate difficulty suitable for most players
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Across
  • 1. Code using only two symbols, often 0 and 1
  • 2. Cipher method where letters replace other letters
  • 3. One-way function often used in digital security
  • 6. To shift letters around the alphabet in a cipher
  • 8. To rearrange letters in a cipher
  • 12. Extra letters added to confuse a cipher solver
  • 14. Famous WWII machine used for encrypting messages
  • 15. Ancient Roman shift cipher named after a dictator
  • 16. Secret piece of information to unlock a cipher
Down
  • 4. Study of breaking codes and ciphers
  • 5. Dot and dash code used for telegraphy
  • 7. Encoded message unreadable without a key
  • 9. Set of letters used in a code or cipher
  • 10. Term for text before encryption
  • 11. Type of encryption using the same key to encrypt and decrypt
  • 13. Type of transposition cipher involving two steps
  • 17. Cipher using a keyword to shift letters polyalphabetically
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