Crossword

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Across
  1. 2. it is a program that allows someone to take full control of the software
  2. 5. it is an e-mail message that warns users of a non-existent virus or other malware
  3. 6. it is the destructive event the program is intended to deliver
  4. 7. it a virus that is placed on a computer or mobile device without user's knowledge that collects all the information
  5. 10. Man's best friend
  6. 11. it is a technique used by antivirus programs for detecting viruses
Down
  1. 1. this virus spread by the files attached to e-mail messages
  2. 3. it is very dangerous virus but comes as a friendly program
  3. 4. this virus designed in such a way that it looks like an antivirus software
  4. 8. it detects the changes that the virus causes in the computer
  5. 9. it is the first PC virus