Moderate difficulty suitable for most players
Hidden Alphabets and Cipher Keys
Moderate difficulty suitable for most players
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Across
- 2. Famous WWII machine used to encrypt messages
- 3. Ancient manuscript encoding hidden knowledge
- 5. Classic shift cipher named after a Roman ruler
- 9. Code system using only ones and zeros
Down
- 1. Ancient letters once carved into stone or wood
- 4. Dots and dashes used for telegraphic code
- 6. Basic set of letters in a given language
- 7. Pictorial characters used in hieroglyphic scripts
- 8. Simple substitution cipher mirroring the alphabet
- 10. A character representing something else, often secret
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