Quick Answer: What Was The Biggest Computer Virus Ever?

What does the I Love You virus do?

The ILOVEYOU virus comes in an e-mail note with “I LOVE YOU” in the subject line and contains an attachment that, when opened, results in the message being re-sent to everyone in the recipient’s Microsoft Outlook address book and, perhaps more seriously, the loss of every JPEG, MP3, and certain other files on the ….

What is the most dangerous PC virus?

Here are five most dangerous computer viruses of all time:ILOVEYOU. Perhaps the most virulent computer virus ever created, the ILOVEYOU virus managed to wreck PCs all across the world. … Melissa. Melissa became the breaking news on March 26, 1999, after hitting the new age of emailing. … My Doom. … Code Red. … Sasser.

Is Trojan a virus?

A Trojan horse, or Trojan, is a type of malicious code or software that looks legitimate but can take control of your computer. … A Trojan is sometimes called a Trojan virus or a Trojan horse virus, but that’s a misnomer. Viruses can execute and replicate themselves.

Which is more dangerous virus or worm?

A computer Virus is more dangerous than a computer worm as it makes changes or deletes your files while worms only replicates itself with out making changes to your files/data. Viruses can enter to your computer as an attachment of images, greeting, or audio / video files.

Is Ransomware a virus?

Ransomware is malicious software which encrypts files on your computer or completely locks you out. … But is ransomware a virus? Nope. Viruses infect your files or software, and have the ability to replicate, but ransomware scrambles your files to render them unusable, then demands you pay up.

Are computer viruses dangerous?

What does a computer virus do? Some computer viruses are programmed to harm your computer by damaging programs, deleting files, or reformatting the hard drive. … Even less harmful computer viruses can significantly disrupt your system’s performance, sapping computer memory and causing frequent computer crashes.

What is the biggest computer virus?

Conficker infected millions of computers across 190 countries, making it one of the largest virus infections in history. Mydoom – Beginning on January 26th 2004, Mydoom became the quickest-spreading email worm ever, surpassing ILOVEYOU and has since never been topped.

What are the top 10 worst computer viruses?

Here, we present a look back at the 10 worst computer viruses of ever made:CIH. … The Anna Kournikova worm. … ILOVEYOU. … The Melissa virus. … The Blaster Worm. … Netsky and Sasser. … OSX/RSPlug Trojan. … Storm worm.More items…•

What was the very first computer virus?

Creeper systemThe first computer virus, called “Creeper system”, was an experimental self-replicating virus released in 1971. It was filling up the hard drive until a computer could not operate any further. This virus was created by BBN technologies in the US.

What are the top 5 computer viruses?

What are the top 10 viruses of all times?Morris Worm. … Mydoom. … Stuxnet. … CryptoLocker. … Sasser & Netsky. … Anna Kournikova. … Storm Worm. … Brain.More items…•

What type of virus is the I Love You virus?

The ILOVEYOU virus is a computer virus (or) worm. It’s spread through an email with a subject line that said “I love you” in 2000. ILOVEYOU is one of the most well-known and worst computer viruses of all time.

What is the most dangerous website?

10 Most Dangerous Web Sitesmalware.Google.Facebook.Twitter.YouTube.trojan horse.koobface.Applications and OSes.More items…•

What is the most weakest virus?

In my opinion ebola virus is most dangerous and common cold virus is the weakest.

Who made the I Love You virus?

Onel De GuzmanIt all started in the Philippines many hours earlier when 24-year-old Onel De Guzman released a virus that he had proposed creating as part of his undergraduate thesis. The key part of the virus was not any technical trick but the wording of the subject line – ILOVEYOU – and its attachment LOVE-LETTER-FOR-YOU.

Who made the first computer?

Charles BabbageCharles Babbage, an English mechanical engineer and polymath, originated the concept of a programmable computer. Considered the “father of the computer”, he conceptualized and invented the first mechanical computer in the early 19th century.

Are viruses alive *?

So were they ever alive? Most biologists say no. Viruses are not made out of cells, they can’t keep themselves in a stable state, they don’t grow, and they can’t make their own energy. Even though they definitely replicate and adapt to their environment, viruses are more like androids than real living organisms.

Is the I Love You virus still exist?

“It’s been 20 years since phishing first originated, and 15 years since the ILOVEYOU bug wormed its way into mailboxes on May 4, yet still criminals use these methods to gain access to organisations. Why? Because, remarkably, they still work.

Who creates viruses in computers?

In 1981, Richard Skrenta was in 9th grade and a force to be reckoned with. He was mischievous, very, very clever, and armed with an Apple II. One of his favorite things to do with it was write code to prank his friends’ pirated computer games.

What happened to the I Love You virus creator?

De Guzman insists Buen had nothing to do with Love Bug and that he was its sole creator. After a period of lying low, de Guzman returned to computer work but did not go back to college. He now runs the small booth with another member of staff. He says he regrets writing the virus, and the infamy it has brought him.

What is the most famous virus attacks in the world?

The 8 Most Famous Computer Viruses of All TimeCryptoLocker. When it comes to malware, ransomware is the new kid on the block. … ILOVEYOU. While ILOVEYOU sounds like a cheerful bon mot you might find printed on the inside of a Valentine’s Day card, it’s actually far, far more sinister than that. … MyDoom. … Storm Worm. … Anna Kournikova. … Slammer. … Stuxnet.