Derek's crossword puzzle

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Across
  1. 5. a illeagl use of copying movies or DVD's
  2. 9. a system allowing computers to connect to each other
  3. 10. a online network where people chat and meet others
  4. 12. a software program that harms you computer
Down
  1. 1. unwanted junk email
  2. 2. a software that protects your computer from viuses
  3. 3. a list that you see at a bottom of a cover of a chapter book
  4. 4. horse a virus that looks like its a good thing but its a virus
  5. 6. a unkown person who gets in others computers
  6. 7. a wall thing that allowes people to visit or not visit websites
  7. 8. someone who bullies another person online
  8. 11. need of permission to make copys of disks