Virtual Private Networks (VPN's)

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Across
  1. 1. Exists and can be touched
  2. 3. The equipment used in computing
  3. 5. Safe
  4. 7. There is a logic gate named this
  5. 8. Distant, far away
Down
  1. 2. Underlying Framework of the system
  2. 4. encoding a message
  3. 6. A dedicated passageway