Moderate difficulty suitable for most players
Esoteric Cryptography and Ciphercraft Mysteries
Challenging puzzle for experienced crossword solvers
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Across
- 1. Scrambles letter order without substitution, a classic anagram’s cousin
- 4. Ancient grid cipher keying letters to coordinates of a classical matrix
- 9. Shifts alphabets cyclically, Caesar’s simplistic disguise method
- 10. WWI French field cipher combining fractions and polyalphabetic substitution
Down
- 2. Decoding the undecipherable by breaking concealment’s secret
- 3. Art of hidden messages cloaked within the obvious, beneath the seen
- 5. Perfectly secure cipher with a single-use random key, no repetitions allowed
- 6. Resembling a German WWII cipher machine’s cryptic complexity
- 7. Mathematically linear substitution cipher blending multiplication and addition
- 8. Repeating key polyalphabetic cipher that’s elusive like a Renaissance code
- 11. Early telegraph teleprinter code predating ASCII’s reign
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