Data Transmission

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Across
  1. 4. the time interval allowed to elapse before an acknowledgement is received.
  2. 6. a type of encryption in which the same encryption key is used both to encrypt and decrypt a message.
  3. 8. a device that enables data packets to be moved between different networks.
  4. 9. stages in a network that can receive and transmit data packets; routers are nodes in communication networks.
Down
  1. 1. another name for a hacker who intercepts data being transmitted on a wired or wireless network.
  2. 2. data that can be sent in one direction only.
  3. 3. a type of encryption key that is known to all users.
  4. 5. the original text/message before it is put through an encryption algorithm.
  5. 6. data that arrives at the destination with the bits no longer synchronized.
  6. 7. the actual data being carried in a data packet