Join the Elite Cyber Team

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Across
  1. 2. Shift cipher named after a famous Roman, Julius ?
  2. 3. The largest WAN of these is the internet.
  3. 6. Subject does research & development, lab coats optional.
  4. 9. Convert a coded message into intelligible words.
  5. 10. Statement of intention to inflict damage / hostile action
Down
  1. 1. Knowing these will help you pass exams.
  2. 4. Machine used in WW2 to send secret messages in Germany.
  3. 5. To protect data and humans ensure you have S?
  4. 7. Attack that damages or destroys online systems is called?
  5. 8. Updated typewriter, spell checking and rocket launching.