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Difference between revisions of "Virus"

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== What is a Virus? ==
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A '''virus''' is a type of malicious software (malware) designed to infect a computer system or network and cause harm. Viruses can spread from one computer to another through email attachments, downloads, infected websites, and other means.
 
 
A virus is a type of malware that is designed to replicate itself and spread from one computer to another. It can be transmitted through email attachments, infected websites, or vulnerabilities in software or operating systems.
 
 
 
Once a virus infects a computer, it may execute a variety of malicious actions, such as deleting files, stealing sensitive information, or disrupting the normal functioning of the system. Some viruses may also be designed to exploit vulnerabilities in software or operating systems to gain unauthorized access to a computer or network.
 
 
 
Viruses can have serious consequences, including financial losses, damage to reputation, and the compromise of sensitive data or systems. It is important for individuals and organizations to protect against viruses by using antivirus and anti-malware software, keeping the software and operating systems up to date, and being vigilant about suspicious emails or websites.
 
  
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Once a virus infects a computer system, it can cause a wide range of problems, including:
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*Data loss: Viruses can delete, corrupt, or modify data files, causing data loss or data breaches.
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*Slow computer performance: Viruses can consume system resources and memory, causing a slowdown in computer performance.
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*Security breaches: Viruses can compromise the security of a computer system by stealing sensitive information such as login credentials and personal information.
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*Spam and pop-up ads: Viruses can display unwanted pop-up ads and send spam emails to contacts in the infected computer's email list.
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*To protect against viruses, computer users should take several preventive measures, such as:
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*Using antivirus software: Installing and regularly updating antivirus software can help to detect and remove viruses from a computer system.
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*Being cautious when browsing: Users should be cautious when browsing the internet and avoid clicking on suspicious links or downloading files from unknown sources.
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*Keeping software up-to-date: Users should regularly update their operating system and software to patch security vulnerabilities and prevent virus attacks.
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*Using strong passwords: Users should use strong passwords and change them regularly to prevent unauthorized access to their computer system.
  
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In conclusion, a virus is a type of malware designed to infect a computer system and cause harm. Viruses can cause data loss, slow computer performance, security breaches, and display unwanted pop-up ads. To protect against viruses, computer users should use antivirus software, be cautious when browsing, keep software up-to-date, and use strong passwords.
  
  
 
==See Also==
 
==See Also==
 
*[[Business Continuity Planning (BCP)]]
 
*[[Business Continuity Planning (BCP)]]
 
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*[[Malware]]
 
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*[[Cyber Security]]
 
 
 
 
 
 
==References==
 
<references />
 

Latest revision as of 19:15, 12 April 2023

A virus is a type of malicious software (malware) designed to infect a computer system or network and cause harm. Viruses can spread from one computer to another through email attachments, downloads, infected websites, and other means.

Once a virus infects a computer system, it can cause a wide range of problems, including:

  • Data loss: Viruses can delete, corrupt, or modify data files, causing data loss or data breaches.
  • Slow computer performance: Viruses can consume system resources and memory, causing a slowdown in computer performance.
  • Security breaches: Viruses can compromise the security of a computer system by stealing sensitive information such as login credentials and personal information.
  • Spam and pop-up ads: Viruses can display unwanted pop-up ads and send spam emails to contacts in the infected computer's email list.
  • To protect against viruses, computer users should take several preventive measures, such as:
  • Using antivirus software: Installing and regularly updating antivirus software can help to detect and remove viruses from a computer system.
  • Being cautious when browsing: Users should be cautious when browsing the internet and avoid clicking on suspicious links or downloading files from unknown sources.
  • Keeping software up-to-date: Users should regularly update their operating system and software to patch security vulnerabilities and prevent virus attacks.
  • Using strong passwords: Users should use strong passwords and change them regularly to prevent unauthorized access to their computer system.

In conclusion, a virus is a type of malware designed to infect a computer system and cause harm. Viruses can cause data loss, slow computer performance, security breaches, and display unwanted pop-up ads. To protect against viruses, computer users should use antivirus software, be cautious when browsing, keep software up-to-date, and use strong passwords.


See Also