computer virus

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Across
  1. 2. Requires human action to run
  2. 3. Most expensive virus.
  3. 9. Boot sector virus made by Pakistan.
  4. 10. First detected on ARPANET.
  5. 11. Anti virus software
  6. 12. Virus Virus,difficul to detect by antivirus.
Down
  1. 1. Program Virus
  2. 4. Name of boot sector virus
  3. 5. hybrid of boot sector & program file virus.
  4. 6. It uses google services to install malicious codes.
  5. 7. Replicate themselves in security system.
  6. 8. Secretly monitors web-surfing habits.