Considering the current market scenario, people are more into technology. Life without computers cannot even be contemplated. So, with the increasing number of computers and the growing availability of the internet, it consequently has opened the gate to numerous and endless possibilities. These possibilities include risks as well which originate from the internet. These risks are sometimes termed as malware that harms your computer and may also steal essential data from your personal computer.

Malware can be defined as any software which has been designed to cause damage to any computer, server, client or any computer network. It eventually takes the form of an executable file which is first introduced in the target computer. The term malware itself suggests that it has the capability to act against the interest of the user of the concerned operating system. This malware takes the form of an executable file without letting the user know of its existence.

Another thing related to malware is a worm. It is basically termed as the stand-alone malware software which in a matter of time spreads itself over a network. This worm can infect other computers connected to a particular network. The worm is also a malware, but with a different name, both can cause damage to a personal computer and also can take up unnecessary space on your system.

What effect does it have on a single computer?

These things termed as malware can have some really long-lasting effects on your personal computer. Some effects can be considered for a short time while the main effects are long-lasting in nature. However, this malware can be stopped from spreading if it is detected in the initial stage only. After a certain time period the malware will spread throughout your operating device, and then it will be a little bit difficult to remove them at a later stage. Some of the effects have been listed below for reference: –

• It causes your computer connections to slow down at the same time. This is long-lasting effect as the name suggests, and should be checked in the initial stage.
• It makes your computer slow in all scenarios. Specific malware also has the ability to make your computer crash.
• It can get your computer to display unnecessary error messages at certain times.
• This malware also keeps some processes active all the time which prevents the machine from shutting down, and restarting it can also be difficult at times.
• Certain malware has the ability to steal personal data such as images or personal information from your personal computer.
• Malware also has the ability to open up browsers on its own and redirecting you for its own purpose which is entirely unnecessary.
• It can also infect your personal computer for specific reasons such as to broadcast various files and malware attacks.
• It also has the ability to infect mailboxes. Helps the spam emails to directly enter into the inbox without the knowledge of the user.
• Talking of emails, it also has the ability to send unnecessary emails which have not been typed by the user. This could get the user in trouble for wrong emails.
• It can infect your computer and can give a complete attacker control of your computer and your resources as well.
• In some instances, it can also make an appearance in unexpected toolbars in particular scenarios.
• It can also indicate some additional icons to pop-up at your desktop, which is of no use to the user.
• Detention of a certain kind of malware can be difficult in some cases. They run smoothly on a computer and causes damage slowly over a long period of time. Certain malware should be detected in the early stage and must be removed from the system.

What are the types of Malware?

There are many types of malware currently prevailing in the market. They have specific names by which they can be distinguished. Some examples of malware are listed below for further reference: –

• Computer Virus – It was created to replicate itself in a particular system and to cause damages to files and programs. Its malicious activities may be known by some unrepairable damages.
• Spyware – As the name suggests, it was designed to spy on the user on a personal computer. It is planted by a hacker, and its job is to transfer data from the concerned computer to the hacking individual.
• Adware – This malware creates unnecessary pop-up ads on a single desktop computer. These pop-ups are basically uncontrollable and have a tendency to create multiple pop-ups at a single time.
• Rootkit – It is basically a remote for the hacker which gives complete control of the target system. These are hard to detect, as they become active even before the booting system can be initiated.
• Trojan horse – The name has arrived from an Ancient Greek tale on Trojan War. The specialty of this malware is that it looks completely like a legit program and is used to invade the system without the knowledge of the user.
• Worm – It is a malicious code which is able to replicate itself or copy itself and spreads across the whole system. It makes use of the computer network to blowout throughout.
• Ransomware – As the name suggests, it is a ransom malware. It stops the user from accessing all the payment websites and only redirects the user to such websites which are malicious in nature.
• Keylogger – It runs in the background for recording every keystroke used in a computer system.
• Botnet – In this case, the hacker takes full control of the system using a botnet. An infected network is created by the hacker which functions as a bot.

There are many types of malware in the current world of computers. Such malware can also be stopped by using an antivirus software in the first place before it begins to spread. In some instances, it becomes difficult for the user to remove specific malware. Such malware causes substantial damage to the computer over a long period of time. So, to sum it up, malware needs to be stopped in one way or the other for effective utilization and functioning of an operating system.

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