Across
- 4. A location where information or materials can be concealed and left for a specified party to pick up
- 5. A system where symbols, groups of letters or numbers, pictures or words, are substituted to represent other words or phrases
- 9. Lord Robert Baden-Powell drew detailed sketches of what to show where artillery locations
- 11. the science of writing hidden or concealed messages using secret codes or ciphers
- 12. A system where one letter or symbol is methodically substituted for another letter or symbol
- 13. "Follow the Drinking ________" was a song used by enslaved peoples in America that had a coded message that helped them escape to the north
Down
- 1. the science of analyzing or breaking secret codes or ciphers to reveal hidden messages
- 2. to put words into code or cipher form
- 3. practice of hiding a message in plain sight
- 6. when two agents will quickly pass something between them
- 7. Velvalee Dickinson used the guise of traveling to buy rare what for her shop to cover up her spying for Japan
- 8. to figure out or break a code or cipher
- 10. the science of studying codes and ciphers