Computing

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Across
  1. 2. – When something is connected to the internet.
  2. 3. – Free from danger or harm.
  3. 6. – To keep something safe and protected.
  4. 8. – The global system of connected computers.
  5. 9. – To keep something safe from harm.
  6. 12. – To give and receive something, like information.
Down
  1. 1. – Information sent from one person to another.
  2. 4. – A secret word used to access something.
  3. 5. – Evidence that something is true.
  4. 6. – Something not meant to be known by others.
  5. 7. – The study of how to keep information secret.
  6. 10. – A way to keep a message secret using symbols or letters.
  7. 11. – Something used to unlock or access something secure.