Perfect for beginners with simple, common vocabulary
Simple Secrets of Classic Ciphers
Perfect for beginners with simple, common vocabulary
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Across
- 1. To cover or conceal true meaning
- 2. A small sign or symbol with meaning
- 3. To keep something secret or out of sight
- 4. A symbol used to mark or identify
- 6. A message sent to convey information
- 8. A system of symbols for secret messages
- 13. A hidden underground chamber or secret
- 14. To move letters in a cipher
- 15. To exchange parts in a cipher
Down
- 5. A clever way to hide information
- 7. Device to keep something secure or secret
- 9. Something mysterious or hard to understand
- 10. A hint to solve a puzzle or mystery
- 11. A tool used to unlock or decode messages
- 12. To fasten or hold tightly
- 16. A symbol that represents information
- 17. A secure place to keep secrets
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