Data Transmission

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Across
  1. 7. a single number calculated from the other data
  2. 8. to change encrypted data back to normal text
  3. 10. send from one place to another
  4. 12. data after it has been encrypted
  5. 14. a device for passing data on the internet
  6. 17. encryption that uses different keys
  7. 18. sending multiple bits at a time
Down
  1. 1. encryption that uses the same key
  2. 2. to swap one thing for another
  3. 3. first part of the packet
  4. 4. a number calculated on the data then compared after transmission
  5. 5. sending data in one direction
  6. 6. a single block of data sent on the internet
  7. 9. the key you give to everyone in asymmetric encryption
  8. 11. sending one bit at a time
  9. 13. a way to hide data in case it is stolen
  10. 15. sending data in both direction at the same time
  11. 16. the key you keep hidden in asymmetric encryption
  12. 18. a method of error checking that uses odd and even