The most dangerous file-sharing viruses

The most dangerous file-sharing viruses are those that are passed on through email attachments or downloads from untrustworthy websites. These viruses can infect your computer and give attackers access to your personal information. They can also delete files, corrupt data, and spread themselves to other computers.

Some of the most well-known file-sharing viruses include:

-Mydoom: Mydoom is a virus that was first released in 2004. It spread quickly through email attachments and infected millions of computers. Mydoom allowed attackers to take control of infected computers and use them to send spam emails or launch denial-of-service attacks against websites.

-Sobig: Sobig was first released in 2003 and quickly became one of the most widespread viruses in history. It spread through email attachments and infected millions of computers. Sobig allowed attackers to take control of infected computers and use them to send spam emails.

-Melissa: Melissa was first released in 1999 and spread quickly through email attachments. It infected millions of computers and caused them to send out emails with the subject line “Here is the document you asked for…”. These emails would then infect the recipient’s computer with the Melissa virus.

-ILOVEYOU: ILOVEYOU was first released in 2000 and quickly spread around the world, infecting millions of computers. It spread through email attachments and infected computers by displaying a fake love letter on the screen. Once the victim opened the attachment, the virus would send itself to all of the victim’s contacts and infect their computers as well.

-Code Red: Code Red was first released in 2001 and quickly spread around the world, infecting millions of computers. It exploited a vulnerability in Microsoft’s Internet Information Server software and allowed attackers to take control of infected computers. They would then use the computers to launch denial-of-service attacks against websites.

– Nimda: Nimda was first released in 2001 and quickly became one of the most widespread viruses in history. It spread through email attachments, infected websites, and even infected computers that were already infected with other viruses. Nimda allowed attackers to take control of infected computers and use them to send spam emails or launch denial-of-service attacks against websites.

These are just a few of the most well-known file-sharing viruses. There are many other viruses out there that can infect your computer and cause serious damage. It is important to be careful when opening email attachments or downloading files from untrustworthy websites. If you think your computer may be infected with a virus, you should run a virus scan and remove any infected files.See page

The top 20 most dangerous PC viruses

The top 20 most dangerous PC viruses

With the ever-growing popularity of the internet and the ease of which people can now access it, the number of computer viruses has increased exponentially in recent years. A virus is a code or program that has the potential to copy itself and cause damage to your computer. Some viruses are created with the intent to damage your computer, while others are created unintentionally by poorly-constructed code.

The most dangerous viruses are those that are able to replicate themselves and spread to other computers. These viruses can have a devastating effect on your computer, and can even spread to other computers on your network.

Here are the top 20 most dangerous viruses of all time:

1. ILOVEYOU

Also known as the Love Bug, this virus was first released in 2000 and quickly spread around the globe, causing billions of dollars in damage. The virus was spread via email, with the subject line “ILOVEYOU”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

2. Melissa

Named after a topless dancer in Florida, this virus was first released in 1999 and caused widespread panic. The virus would spread via email, with the subject line “Here is that document you asked for…”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would thenreplicate itself and send itself out to the first 50 people in the victim’s address book.

3. Code Red

This virus was first discovered in 2001 and quickly spread around the world, infecting over 350,000 computers in just a few days. The virus would exploit a flaw in Microsoft’s IIS web server software, and would allow the attackers to take control of the infected computer. The virus would then replicate itself and spread to other computers on the network.

4. Nimda

first discovered in 2001, just one day after the Code Red virus. It is believed that the Nimda virus was created by the same person who created the Code Red virus. The virus would spread via email, network shares, and by infecting web servers. The virus would then replicate itself and spread to other computers on the network.

5. SQL Slammer

This virus was first discovered in 2003 and quickly spread around the world, causing billions of dollars in damage. The virus would exploit a flaw in Microsoft’s SQL Server software, and would allow the attackers to take control of the infected computer. The virus would then replicate itself and spread to other computers on the network.

6. Blaster

Also known as LovSan, this virus was first released in 2003 and quickly spread around the world. The virus would exploit a flaw in Microsoft’s RPC service, and would allow the attackers to take control of the infected computer. The virus would then replicate itself and spread to other computers on the network.

7. SoBig

This virus was first discovered in 2003 and quickly spread around the world, causing billions of dollars in damage. The virus would spread via email, with the subject line “My resumé”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

8. MyDoom

Also known as Novarg, this virus was first released in 2004 and quickly spread around the world. The virus would spread via email, with the subject line “Mail Delivery System”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

9. Sasser

This virus was first discovered in 2004 and quickly spread around the world, causing billions of dollars in damage. The virus would exploit a flaw in Microsoft’s Windows software, and would allow the attackers to take control of the infected computer. The virus would then replicate itself and spread to other computers on the network.

10. Netsky

This virus was first discovered in 2004 and quickly spread around the world. The virus would spread via email, with the subject line “Hi! I’m a new Netsky user”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

11. Bagle

This virus was first discovered in 2004 and quickly spread around the world. The virus would spread via email, with the subject line “Here is that document you asked for…”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

12. Mytob

This virus was first discovered in 2006 and quickly spread around the world. The virus would spread via email, with the subject line “Hello! I’m a new Mytob user”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

13. Zafi

This virus was first discovered in 2006 and quickly spread around the world. The virus would spread via email, with the subject line “Hi! I’m a new Zafi user”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

14. Storm

This virus was first discovered in 2007 and quickly spread around the world, causing billions of dollars in damage. The virus would spread via email, with the subject line “230 dead as storm batters Europe”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

15. Conficker

Also known as Downadup, this virus was first released in 2008 and quickly spread around the world. The virus would exploit a flaw in Microsoft’s Windows software, and would allow the attackers to take control of the infected computer. The virus would then replicate itself and spread to other computers on the network.

16. Koobface

This virus was first discovered in 2008 and quickly spread around the world. The virus would spread via social networking sites, such as Facebook and MySpace. The virus would then Replicate itself and send itself out to everyone in the victim’s address book.

17. Waledac

This virus was first discovered in 2009 and quickly spread around the world, causing billions of dollars in damage. The virus would spread via email, with the subject line “You’ve received a Waledac infection”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

18. Zeus

This virus was first discovered in 2009 and quickly spread around the world. The virus would spread via email, with the subject line “Your account has been compromised”. The message would contain an attachment that, when opened, would install the virus on the victim’s computer. The virus would then replicate itself and send itself out to everyone in the victim’s address book.

19. Stuxnet

This virus was first discovered in 2010 and is considered to be the most sophisticated virus ever created. The virus was specifically designed to target industrial control systems, and was used to sabotage Iran’s nuclear program. The virus would spread via USB drives, and would then Replicate itself and send itself out to other computers on the network.

20. Flame

This virus was first discovered in 2012 and is considered to be one of the most sophisticated viruses ever created. The virus was specifically designed to target software used by Iranian oil companies, and would collect information about the victims. The virus would spread via USB drives, and would then replicate itself and send itself out to other computers on the network.

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