What is the most dangerous computer virus in the world? . A common problem that often occurs on a computer or laptop is being attacked by a virus.
As a result of a virus attack, it can slow down laptop performance, unread or lose important files, and even hack accounts.
However, with the development of the times, the technology to block viruses is also getting more sophisticated. That’s why it’s now rare for a shocking virus attack to occur.
Most of us must have experienced computer problems caused by viruses. Important files are lost, computer performance slows down, and even leads to hacking of our accounts in cyberspace.
Fortunately, even though the virus is getting more sophisticated, the technology created to dispel it doesn’t want to lose. That’s why virus attacks rarely happen on a massive scale these days, unlike before.
Around the 2000s, there were many viral attacks in the world which caused a lot of losses. They are even dubbed the most dangerous viruses in history.
Various Computer Viruses;
1. Virus Worm
Viruses that infect computers use email and are connected to the internet. This virus can reproduce itself, creating useless random files on the computer so that the storage memory fills up quickly and the computer system becomes fragile.
2. Trojan Virus
This virus appears through the internet and received email. Trojans have the ability to obtain information such as passwords, user habits recorded in the system log, data, and even control the target.
3. Multipartite Virus
This virus infects certain operating systems and programs which,but if left untreated, will compromise the health of RAM and hard disks.
4. Web Scripting Virus
Web scripting appears when a computer is connected to the internet and interferes with programs on the computer.
Actually, Web Scripting is a program code that is used to operate the content on the website and is not a virus. However, because it interferes with it, it is classified as a virus.
5. FAT Virus
Viruses are hidden in private data storage and are capable of damaging certain files. This virus can hide files so that it appears that the files are lost or deleted.
6. Memory Resident Virus
This virus infects RAM and computer programs, making laptop performance slow down. This virus is active when the computer is turned on and causes programs to run abnormally.
7. Companion Virus
This virus interferes with your personal data and hides in the hard disk. It is very difficult to detect because this virus corrupts the fake data format.
8. Backdoor Virus
This virus is similar to a trojan, but its shape is similar to ordinary files such as games. The name backdoor refers to the mechanism by which a virus can access a system, network, or application.
9. Directory Virus
This virus makes the computer slow down and can not open the program. This virus also infects files with .exe extension so that files can be lost or error for no reason.
When this .exe file works, the virus will be active and infect other files.
10. Macro Virus
This type of virus with the programming language of an operating system application. Therefore this virus usually comes from email and attacks .pps, .xls, or other files.
Therefore, avoid clicking random messages that are not clear.
Around the 2000s, a lot of virus attacks are very detrimental. Some of them are called the most dangerous viruses.
The Most Dangerous Computer Virus of the 2000s
1. Melissa
Melissa virus popular in the United States in 1999. But it is the most dangerous computer virus in the world. The spread of this virus through Word files.
If the file is opened, it will be forwarded to 50 other people’s email contacts. Therefore losses from the Melissa effect were estimated at US$1.2 billion. But the creator of the virus was immediately caught and imprisoned.
2. ILOVEYOU
This virus spread to 45 million people in 2000 and ravaged computers. ILOVEYOU can delete photos, audio, and other files. Losses are estimated at US$15 billion.
Therefore the subject of ILOVEYOU is very curious, right?. That’s how creators entice email recipients to click.
3. Anna Kournikova
This worm virus spreads from email to email. When the email is clicked, the virus immediately spreads to all contacts in the email account.
The creator of the virus used a photo of athlete Anna Kornikova to lure email recipients to click. In 2001, this virus took over the whole world and infected computers in the world.
But losses caused by the virus reached US $ 166 thousand. Therefore the creator of the virus turned himself in and was punished.
4. SQL Slammer / Sapphire
The virus spread in the United States around 2003 and did a lot of damage such as disrupting airline schedules because online ticketing was broken, stopped ATM servers, jammed 911 phones, and blocked 27 million people from the internet.
5. Sobig
The virus that spread in 2003 was dubbed the fastest growing virus. Losses were estimated at US$ 37.1 billion and stopped a number of US airlines and major companies there.
Conclusion
As users of computers or other devices, we must exercise caution from the most dangerous computer virus in the world .
Therefore it’s in browsing, downloading files, and other activities. But it is undeniable that our computers are exposed to dangerous viruses.
Therefore, be wise in using the internet and files” fees. But in more severe cases, you may be exposed to the most annoying virus in recent times.
Ransomware is one of them. If you get this virus, read here to fix your computer againts ransomware.
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