CrosswordMint
Enigmatic Cipher Systems Uncovered
Moderate difficulty suitable for most players
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Across
  • 1. Type of cipher that rearranges letters instead of substituting
  • 2. Polyalphabetic cipher using a keyword to shift letters
  • 3. Ancient Spartan tool involving a strip and rod cipher
  • 5. A codeword list used in secret communication
  • 6. Cipher using squares to encrypt pairs of letters
  • 9. A Hebrew reversal cipher swapping A for Z
  • 10. Nickname for a semi-classical cipher with shifting rules
  • 13. Famous WWII German cipher machine
Down
  • 4. A popular letter rotation cipher, halfway through alphabet
  • 7. Square grid cipher named after an ancient Greek historian
  • 8. Cipher with a single substitution alphabet
  • 11. Cipher that uses part of the plaintext as key
  • 12. Shift cipher favored by Roman dictator Julius
  • 14. Short for hiding data within another medium

Similar Crossword Puzzles