IT

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Across
  1. 3. Wireless Fidelity
  2. 5. gain unauthorized access
  3. 6. A program intended to alter data on a computer in an invisible fashion, usually for mischievous or destructive purposes
  4. 7. Local Are network
Down
  1. 1. fraudulent message
  2. 2. piece of software or hardware that blocks certain types of traffic
  3. 4. A measurement of the amount of data that can be transmitted over a network