What Was The Worst Computer Virus In History?

What did the I Love You virus do?

The worm inflicts damage on the local machine, overwriting random types of files (including Office files, image files, and audio files; however after overwriting MP3 files the virus hides the file), and sends a copy of itself to all addresses in the Windows Address Book used by Microsoft Outlook..

Who created iloveyou 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.

What is the strongest computer virus in the world?

ILOVEYOU virusPerhaps the most virulent computer virus ever created, the ILOVEYOU virus managed to wreck PCs all across the world. Infecting almost 10% of the world’s PCs connected to the Internet, the virus caused a total damage of around $10 billion.

What did the Conficker virus do?

The Conficker worm infected millions of computers including government, business and home computers in over 190 countries, making it the largest known computer worm infection since the 2003 Welchia.

What was the very first computer virus?

Brain Boot Sector VirusThe Brain Boot Sector Virus Brain, the first PC virus, began infecting 5.2″ floppy disks in 1986. As Securelist reports, it was the work of two brothers, Basit and Amjad Farooq Alvi, who ran a computer store in Pakistan.

Are viruses older than life?

Viruses did not evolve first, they found. Instead, viruses and bacteria both descended from an ancient cellular life form. But while – like humans – bacteria evolved to become more complex, viruses became simpler. Today, viruses are so small and simple, they can’t even replicate on their own.

Is Trojan Horse A virus?

A Trojan horse is not a virus. … Unlike viruses, Trojan horses do not replicate themselves but they can be just as destructive. Trojans also open a backdoor entry to your computer which gives malicious users/programs access to your system, allowing confidential and personal information to be theft.

What was the worst computer virus?

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 are the 5 worst computer viruses?

The 5 Worst Computer VirusesMelissa. A macro virus named after a Miami stripper, was so effective in 1999 that the tidal wave of email traffic it generated caused the likes of Intel and Microsoft to shut down their email servers. … The Anna Kournikova Virus. … MyDoom. … Sasser & Netsky. … 2007 Storm Worm.

Is the I Love You virus still exist?

Twenty years on, the ILOVEYOU virus remains one of the farthest reaching ever. Tens of millions of computers around the world were affected. … It also exposed vulnerabilities which we are still dealing with to this day, despite two decades of advances in computer security and technology.

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.

Who is father of computer virus?

Von Neumann’sVon Neumann’s design for a self-reproducing computer program is considered the world’s first computer virus, and he is considered to be the theoretical “father” of computer virology.

What are the top 5 computer viruses?

Top 5 Most Destructive Computer Viruses of All Time#1 ILOVEYOU. This is one of the first major, and still most damaging, computer virus ever created. … #2 Melissa. This virus was created by David L. … #3 Code Red. … #4 Sobig Worm (Sobig. … #5 Mydoom. … How can you protect yourself?

Which is more dangerous worm or virus?

Usually, a worm is more dangerous than a virus, because it can spread more quickly. For example, a worm could infect all of your email contacts.

Where is Onel de Guzman now?

He also created a title for the email attachment that would have global appeal, tempting people across the world to open it.” Now 44 years old, Onel de Guzman runs a small phone repair booth in a shopping mall in Manilla. He never went back to college.

What is the best virus?

Best antivirus software of 2020Bitdefender Antivirus Plus. Well rounded everyday antivirus protection. … Norton AntiVirus Plus. Smooth protection for your system. … Avira Antivirus Pro. … F-Secure Antivirus SAFE. … Kaspersky Anti-Virus. … Trend Micro Antivirus+ Security. … Webroot SecureAnywhere AntiVirus. … ESET NOD32 Antivirus.

Who made computer virus?

In January of 1986, the first virus written for Windows based PCs was born. Known simply as “Brain,” it was written by two brothers, Basit and Amjad Farooq Alvi, who were only 17 and 24 years old at the time.

Where did the Melissa virus come from?

The Melissa virus, reportedly named by Smith for a stripper in Florida, started by taking over victims’ Microsoft Word program. It then used a macro to hijack their Microsoft Outlook email system and send messages to the first 50 addresses in their mailing lists.