WHAT IS A COMPUTER VIRUS

You must have heard about computer viruses. These are harmful to the computer. Just as a virus causes many diseases by reaching the human body, in the same way, a virus also harms the computer. This deletes important files, causing many problems in the system.

I'm going to tell you the purpose of the virus and its history. If you are learning computers then this post will prove useful for you.

What is a computer virus –a Computer Virus

A computer virus is a program. Which enters the computer with the help of the Internet and it is not visible as a normal program, this is the reason that we do not know even if the virus comes in the computer. These viruses encrypt our important files. After this, those files are of no use. The virus can spread from one computer to another.

Easily transfer from an encrypted computer to another computer via CD, DVD, or pen drive. Through viruses, hackers can steal data from any computer and destroy that computer's software. Computer viruses are very dangerous and are created by programmers and not by themselves. This is mainly done to steal data and destroy one's computer.

history of computer virus

The first virus engineer was the robot Thomas, who created the Creeper virus in 1971. He used to work for Arpa Company in the USA. Thomas created ARPANET to encrypt. The virus is displayed on the screen after encrypting the system "I'm the creeper find me if you can."

A computer virus called elk cloner was first created. Which was found in Apple's operating system, which was created by this virus through a floppy disk. Created in 1982 by Richard Screnta. Who was a student at the time.

what does a computer virus do?

A computer virus can destroy the operating system of a computer and can encrypt the data. Can delete the file. Can control your computer. and can do a lot more. Currently, viruses are not a summons, many are more powerful, while some viruses have limitations.

It depends on its developer for what purpose it is designed. This virus is sure to be harmful to computers.

what is malware

There are many types of viruses, you may have heard of malware viruses. Computer viruses are called malware. These viruses slowly enter the computer system and destroy (delete) all the files. It accesses computers primarily through the Internet.

type of virus

There are many types of viruses that can harm a computer in different ways. Some viruses are given below.

Boot sector virus:

These viruses enter the computer via USB drive or CD, DVD and attack the computer system. This virus causes problems when booting a computer or laptop. To destroy this virus, the system must be formatted.

micro virus:

The virus damages or destroys or slows down Microsoft applications, Microsoft World Excel, PowerPoint, etc. files.

Trojan Horse

The trojan is just like a normal program, if you install this virus it can have terrible consequences. They can hack your password and delete all data on the hard disk. With the help of this, the hacker can control the computer from a distance, the virus "Back Orifice" spread in 1949 was a Trojan horse.

what is worm

Worms, like viruses, can infect computers. It copies itself very fast and starts spreading to other computers. It accesses another computer via Internet email. The worms themselves get saved in the virus folder and by looking at it, it does not seem that there is a worm.

virus protection

If you are downloading any file or application, download it from a good website. Avoid downloading any encrypted files or applications for free. Do not download this file received in the scam email. That way, you can protect your computer from viruses. Install the antivirus and keep scanning it from time to time.

what is antivirus

Antivirus is a type of program or software that finds and deletes the file application or file that causes harm so that your important file remains safe. This comes in both paid and free versions.