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How To Protect Your Computer From Viruses And Worms

Updated on March 27, 2013

Protect Your Computer from Viruses

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How to Protect Your Computer from Viruses and Worms

It is most crucial that you get to learn how to protect your computer from viruses and worms. This becomes more of a necessity than anything else now that the internet has become part of daily life as more and more usages of the internet become integrated into life processes and activities. The odd virus attack exists but attacks have become multi-layered and carry more devastating after effects from the attack. Worms are part of the new technologies and strategies used to mount attack on unsuspecting internet users. You must learn how to protect yourself and your devices especially the personal computer from all kinds of cyber attacks.

The viruses and many other cyber threats aim to do damage through the deletion of files, giving up the control of the machine to a third party which is referred to as a bot network, opening back doors and making the computer vulnerable to more attacks, and finally reproduction and spreading the virus further through email and other means. The virus is thus able to infect as well as infest.

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Top Tips on How to Protect Your Computer from Viruses and Worms

By following these tips on how to protect your computer from viruses and worms, you are guaranteed of your security when online.

  • Always have the firewall turned on so as protect yourself and the PC. The firewall should be a strong software or hardware to prevent unauthorized access to your computer from the internet or from a network.


  • Another method on how to protect your computer from viruses and worms is by having strong security software. It should be updated regularly in order to be in a position to combat all attacks even the advanced attacks. A commercial antivirus like Kaspersky is able to detect and nullify threats.

  • Always do a full back up of your system on a regular basis. This will be the foolproof method to get your data back in case it is corrupted. Cleaning up an infected file the best way is to replace it with a non-infected file. Backups rank up there with the best tips on how to protect your computer from viruses and worms.


  • Limit or block the web browser from automatically running programs, such as MS Word or other programs especially on emails. Macro viruses are a big threat and are spread through data processing and spread sheet program.


  • Be careful when using P2P file sharing. Trojans are known to hide within file-sharing programs waiting to be downloaded. Precaution should be taken when downloading shared files just like it happens for email and instant messaging. Avoid downloading files with the extensions .lnk, .exe, .scr, .dll, .bat, .bin .vbs, and .cmd.


  • Yet another tip on how to protect your computer from viruses and worms is to turn off administrator privileges. Logging into your PC using a limited user account rather than an administrator account guarantees your safety since this action will eliminate system changes or software installations.


  • Make sure that automatic Windows updates and automatic software updates and patches are enabled to keep your operating system and other software is patched against known vulnerabilities. A fully patched computer behind a firewall guarantees your security.

  • Scan the USB flash drives immediately after you connect it to your PC, with your updated Anti-Virus software and delete all the infected files found.

  • Configure your web browsers to disable ActiveX, Java, and Javascript. You might lose some of the fun on the web, but that will be a small inconvenience rather than getting a virus infection.


How to Protect Your Computer from Viruses and Worms

Stay Protected

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This list of the tips on how to protect your computer from viruses and worms is not exhaustive but offers a guide on how to protect your computer from viruses and worms. There are many viruses known today as well as other threats and even those being created every day, this means that your computer has very high chances of getting attacked if you don't take necessary precaution.

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  • GeorgeCM profile imageAUTHOR

    GeorgeCM 

    5 years ago from Nairobi

    That's an important tip and will improve security while working online. Thanks and more tips are welcome

  • don tilton profile image

    Donald Titlton 

    5 years ago from Los Angeles, California

    One excellent method I only recently learned, is SandBoxing. It's a method of quarantining your computer from any unwanted data by using a virtual environment. I use my Browser "in the sandbox" a lot now.

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