Top 20 Dangerous Computer Virus


A computer virus is a program or piece of code that is loaded into your computer without your knowledge and runs against your hope. Computer virus was first developed in 1986 by two Pakistani brothers in Lahore Pakistan. The first computer virus named “Brain” was designed by Amjad Farooq Alvi and Basit Farooq Alvi. Computer virus usually spread from removable media, from downloads on Internet and from e-mail attachments.

Top 20 dangerous Computer Virus:

20: Poisonlvy

19: Metropolitan Police Virus

18: Nimda

17: Sql Slammer

16: Alureon

15: Stuxnet

14: Klez

13: CIH

12: Blaster

11: Sasser

10: Morris

9: Agent.btz

8: Win32/FakeSysdef

7: MyDoom

6: Conficker

5: Zeus

4: CodeRed

3: Melissa

2: ILoveYou

1. Brain


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