IITT

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