7 ways to protect your computer from malware attacks

7 ways to protect your computer from malware attacks


Although viruses are still one of the most common forms of malware attacks, ransomware attacks have been increasing in recent years. In this article, Taimienphi.vn will teach you 7 ways to protect your computer from malware attacks, including viruses, ransomware, worms, trojans, spyware (spyware), adware (adware). and other malicious programs.


Ransomware often locks users’ computers by encrypting all data files on the system and requires them to pay a ransom, usually Bitcoin, to unlock data files and computers.

The Internet has become an important part of our daily lives – no need to go far, sitting at home you can Online Shopping, good Talk to relatives and friends in any place, ….

Your computer contains a lot of important personal information, and so it becomes one of the “bait” that malware (malware) targets.

If you do not take steps to protect and protect your computer and data, it means that you are opening the door for malware and hackers to “attack” and steal data and gain control. take control of your computer.

The recent WannaCry attack is one of the “perfect” examples of ransomware, WannaCry has destroyed hundreds of thousands of Windows computers around the world in just a few days.

In addition to WannaCry, Petya or EternalRocks are the best examples of ransomware, malicious code that endangers user data, if EternalRocks has no other way of doing it, then Petya is like WannaCry, which is hijacking Use user documents and ask them to pay ransom.

7 ways to protect your computer from malware attacks

1. Backup data

One of the best ways to protect your computer and data from malware (malware) attacks is to make regular data backups, preferably at least 2 backups. Data: an offline backup and an archive on cloud services.

Offline backup

Your backup plan must include a backup of your entire system and offline data to store on an external hard drive (assuming USB, etc.) or on a local network location (such as a storage device). Network-attached Storage (also known as NAS).

This type of backup makes sure you can recover from any attack of malware (malware), hardware failure, and other problems.

Remember that nothing is enough. If possible you should make backups from backups that you have stored externally.

After creating the backup, remember to disconnect the external hard drive and store this hard drive in a safe location or disconnect the network location where you store the backup because if the drive is still online and is accessible from your computer, malware can infect those files.

Although you can use 3rd party tools on Windows 10, Windows 8.1 and Windows 7However, you can use the System Image Backup tool to create a backup of the entire system, including files, settings, applications and operating system settings.

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File History is one of the typical tools for creating backups of your files. You can use File History on Windows 10, Windows 8.1 and Windows 7. However, File History may no longer appear on the Windows 10 Fall Creators Update that will be released this fall. If using Windows 10, you refer to how Back up data with File History on Windows 10 here

Also if you don’t have a lot of files, you can create regular backups of documents on a USB drive.

If you are a home user, your files don’t change often, you should at least back up your data once a week. If you’re dealing with files for business purposes, back up at least once or twice a day.

Online backup

There are many ways to back up online. OneDrive is one of the typical online backup examples, but OneDrive is only considered to protect your data from hardware problems, theft, or natural accidents.

If your device is infected with ransomware or another type of malware, OneDrive can synchronize changes that make files stored in the cloud unusable.

A better solution is to subscribe to a third-party online backup service, such as CrashPlan or IDrive, which allows you to schedule or activate backups on demand to prevent syncing infected or encrypted files. .

The only caveat is that most cloud storage services don’t offer bare-metal recovery. If it’s something you need, you can create a full backup the same way you usually do, then upload the liueje data package to a paid cloud storage service, such as Amazon Drive, Google Drive, ….

2. Update (update) Windows and software

It is important to always install the latest updates for Windows and other software on the system.

Companies like Microsoft and others regularly release updates to fix potential vulnerabilities that can be exploited by hackers.

In the case of the WannaCry attack, many computer systems may have been saved from malware, if companies are constantly concerned about security, they will install a security patch released by Microsoft. before the attack occurred.

Starting with Windows 10, download of Windows 10 updates and installation will be done automatically, as a win 10 update is required.

However, you can ensure your system is up to date by visiting Settings =>Update & security => Windows Update, Click the button Check for updates.

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On Windows 8.1 and Windows 7 devices, Windows Update may be disabled or not working, you can check by visiting Control Panel => System and Security => Windows Update, Enable this feature and check for updates if needed.

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In addition to updating Windows, you should also make sure to install software updates. If you’re using Windows 10, apps installed from the Windows Store will automatically update.

However, “traditional” applications will have different update mechanisms, so make sure you check the software vendor support website to perform your software update steps. .

3. Upgrade Windows 10

It is simply a mathematical operation: older versions of Windows are more vulnerable than newer versions. New versions of Windows include a number of security improvements and over time newer updates will remove or update vulnerable features.

If you are using Windows 8.1 or Windows 7, you should consider upgrading to Windows 10, which is not only a higher level of security, but you can also take advantage of and regularly update newer features.

Readers can refer to details of the upgrade steps Windows 10 from Windows 7, 8 that Taimienphi.vn posted previously.

4. Using the Firewall (firewall)

A firewall is a hardware or software device that helps prevent malicious attacks from hackers, worms, ransomware, viruses and other types of malware trying to access the computer. adjectives the Internet to steal user information, so when using the background you turn on the Firewall instead of turning it off, the Firewall triggers have been instructed in detail on Taimienphi vn

You can install and configure 3rd party security tools, but effective on Windows 10 / 8.1 / 7 has a built-in firewall.

By default Windows Firewall is enabled, but it is important to ensure the Firewall is working properly Control Panel => System and Security => Windows Firewal. Then click the link Turn Windows Firewall on oroff in the left pane, and make sure you have selected Turn on Windows Firewall for both Private networks (public networks) and Public networks (public networks).

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If using a third-party solution, make sure you check the software vendor support website to find out their firewall management steps.

5. Installing anti-virus software

Nowadays, installing an anti-virus program or software on a computer is necessary. These programs and software help detect and remove malware – before they can “penetrate” your data and system, slow down your computer and cause system errors. .

However, installing only security software is not enough. Your task is to regularly update the software to update new features, to avoid being infected with viruses, worms, ransomware and other threats.

By default, Windows 10 users are protected by Windows Defender Antivirus. Not only does Windows Defender Antivirus provide great real-time protection against viruses, spyware (spyware), worms, trojans and rootkits, it also has the ability to detect and remove malware. ransomware like WannaCry.

Windows 8.1 users can also take advantage of Windows Defender Antivirus for free, and Windows 7 users can install Security Essentials on their computers: Download Security Essentials

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If you want to increase the level of protection even more, you can also change the cloud protection level of Windows Defender Antivirus on Windows 10.

Of course you can choose whatever antivirus program you want, just make sure that the one you use is a reliable one. If you don’t know what program to choose, you can check the list of antivirus programs for Windows.

If you’re looking to add security features to combat ransomware, you can try out specialized security software for malware (such as RansomFree).

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Download RansomFree to your device and install it here: Download RansomFree

RansomFree is Cybereason’s relatively new security software, without the use of traditional “definition” updates. Instead, the software uses system behavior analysis to prevent ransomware from taking over your computer.

Once installed, RansomFree will stop any suspicious activities on your computer. You will then be prompted to allow or refuse to continue these activities. If it refuses to operate, then RansomFree will send it for quarantine.

Additionally you can find out more information and download RansomFree for free on the Cybereason website.

6. Use the device more carefully

Security software is the best solution for you. Usually if a computer is infected with malware (malware) by someone accidentally clicking an email attachment, pop-up web window, or installing applications from untrusted sources.

It’s best to check emails, only open emails from senders you know or from senders that you can identify, and delete all suspicious emails. Often you can easily see suspicious emails or spam emails because they have lots of grammar and spelling errors.

Sometimes malware can hide on pop-up windows when you visit a website. If the pop-up window is not valid, it’s best to stay away and not click on the image or link on that window, all you need to do is close that window. If it doesn’t close the window, just restart your computer.

Only use modern web browsers, such as Microsoft Edge, Google Chrome and Mozilla Firefox. These browsers have been developed over the years, and the security level built into them is quite good and can alert you to potentially unsafe websites.

Absolutely do not download and install applications from unknown sources, only download applications from trusted websites. If you’re using Windows 10, only download apps from the Windows Store that have been verified by Microsoft for security.

7. What to do if your computer is infected with malware

Here are some solutions you can take to recover a system infected with malware (malware).

In case your computer is infected with viruses, worms, ransomware or other types of malware, the first step you need to do is disconnect the device from the network and turn off Wifi on the computer to prevent malicious software from spreading. spread (or, if you can’t do that, you can kill or remove from your Wi-Fi range or turn off the router until you’ve killed the infection).

If you can control your computer, you can use it Windows Defender Antivirus Offline scan. Alternatively, you can create a bootable USB drive with Windows Defender Antivirus to perform an offline scan.

In case, if you are using another antivirus program, you can check on the software support website refer to the steps to perform an offline scan.

If malware can’t be removed, it’s time to restore your system from a backup. If the owner has a backup of the data, you can perform a “clean install” of Windows 10, then restore the files from the backup. In addition, you will have to reconfigure the user experience and reinstall previously installed applications.

Finally, in the event that if malware (malware) cannot be removed and you don’t have a backup, it is best to contact a computer expert for assistance.

Above we have introduced you 7 ways to protect your computer from malware attacks. Hopefully, after reading this article, you will have more knowledge and experience to protect your computer and data from malware, virus, ransomware, worm, trojan and rootkit attacks.

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