Some examples of computer viruses include the storm virus sasser virus and melissa virus. The following are some of the viruses that resulted in widespread computer infections.
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Ten of the most prolific viruses of all time.
Virus examples computer. It s been 15 years since iloveyou was let loose on the internet. Resident viruses live in your ram memory. A macro virus is a computer virus that infects a microsoft word or similar application and causes a sequence of actions to be performed automatically when the application is started or something else triggers it.
Use reliable high end antivirus software and update it regularly. Involuntary stimulate cascade phoenix evil proud virus 101. Common examples of a resident virus are mrklunky meve randex and cmj.
A computer virus is a type of computer program that when executed replicates itself by modifying other computer programs and inserting its own code. Iloveyou is one of the most well known and destructive viruses of all time. Jerusalem and datacrime are parasitic viruses.
When this replication succeeds the affected areas are then said to be infected with a computer virus. Worm is a standalone malware program that replicates itself in order to spread to other computers. A boot virus is designed to enter the boot sector of a floppy disc.
The most popular examples of resident viruses are cmj meve mrklunky and randex. 15 worst computer viruses of all time explained. Prorat zeroaccess beast netbus zeus.
Computer viruses cause billions of dollars worth of economic damage each year. Storm worm also called peacomm and nuwar on january 19th 2007 over 200 million e mails included links to download the storm worm which help play a part in the overall attack. Macro viruses tend to be surprising but relatively harmless a macro virus is often spread as an e mail virus.
It works by replacing the first sector on the disc with part of itself. This type of virus can easily spread in your computer system. Cmj meve mrklunky and randex are the most popular examples of resident viruses.
It can interfere with normal system operation which can lead to the corruption of files and programs. Likely iloveyou inspired many hackers to wield their keyboard as a weapon. A computer virus is a program that causes some sort of harmful activity to a computer and then attempts to replicate and spread itself to other computers.
By today s standards it s a pretty tame virus but in 2000 it was the most damaging malware event of all time. It hides the rest of itself elsewhere on the disc with a copy of the first sector.
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