Technical

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Across
  1. 2. A software program that allows to surf the web
  2. 4. Malicious software
  3. 5. Reduce
  4. 6. The first page that the browser opens up to
  5. 7. Type of illegal activity on a computer
  6. 9. A document sent with an email message
Down
  1. 1. A piece of code which causes damage
  2. 2. A saved link to a particular web page
  3. 3. Set of rules
  4. 8. Reduction