Technical

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Across
  1. 1. A computer that handles requests from other comp
  2. 4. The part of an app not visible to the user
  3. 5. The first page that the browser opens up to
  4. 6. A saved link to a particular web page
  5. 8. Barrier/Security System to the computer
  6. 9. A document sent with an email message
Down
  1. 2. Converting to an unrecognisable form
  2. 3. Physical place to store information
  3. 6. A wireless communication technology
  4. 7. Malicious software