CrosswordMint
Esoteric Ciphers and Cryptanalysis Lexicon
Challenging puzzle for experienced crossword solvers
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Across
  • 1. Mathematical function occasionally used in complex cryptography
  • 2. Rearranging letters rather than substituting them
  • 3. The process of converting plaintext to coded text
  • 4. All possible keys available for a cryptographic cipher
  • 6. Rearrangement of elements, fundamental transposition concept
  • 9. Cipher named after a French diplomat, polyalphabetic style
  • 11. Mathematical cipher combining multiplication and addition
  • 13. Scientific study of codes and the art of secret writing
  • 14. Classic digraph substitution cipher using a 5x5 square
Down
  • 5. Cipher employing multiple alphabets to obscure message
  • 7. Alphabet shift often used in Caesar ciphers
  • 8. Replacing letters in text, a classic cipher technique
  • 10. Hidden writing method often used for secret notes
  • 12. Encrypted message solving which requires pattern recognition
  • 15. Cipher combining fractionation and transposition methods
  • 16. Analysis technique counting letter occurrence in ciphertext
  • 17. German WWII cipher machine cracked by Alan Turing

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