Across
- 1. Method used to recruit staff who could crack codes.
- 4. Name of the machine the Germans used during WWII.
- 5. A secret or disguised way of writing.
- 7. Name of Turing's job during WWII.
- 8. Nationality of the people who were the first to crack early Enigma machines.
- 10. Adjective describing the job of people who tried to break codes.
- 11. Synonym of "invent".
- 12. What is needed to break a code.
Down
- 1. A person who solves a code.
- 2. What the Germans thought their code was.
- 3. British government cryptological establishment in operation during World War II.
- 6. Name of the machine used by the Allies to decrypt German messages.
- 9. A system of words, letters, figures, or other symbols substituted for other words, letters, etc., especially for the purposes of secrecy
- 10. Synonym of "break"(a code)