Windows-operativsystemsäkerhet - Windows-säkerhet (2023)

FAQs

Is Windows Defender enough or do I need an antivirus? ›

Is Windows Defender good enough? Yes, Windows Defender is a good basic virus protection software. You may not find everything you want if you are extremely security focused. A third-party antivirus or anti-malware software will likely find threats that Windows Defender may miss.

The fake Windows Defender security warning is usually hidden among your browser extensions. Luckily, deleting and reinstalling, or resetting your browser to the default settings, with no extensions enabled and your cache cleared, will normally remove the warning message.

Is Windows Defender security warning real? No, it is not real. It is a fake warning designed to scare you into performing steps that could get your computer infected, or make you share sensitive personal information that could later be used in financial fraud or identity theft.

But don't disable Defender unless you have another antivirus program ready to be installed. That's because without active anti-virus protection, you're exposed to a massive security risk. It's also not advisable to run multiple antivirus programs at the same time.

Windows Defender (now Microsoft Defender) is an antivirus program that protects your system from various threats such as malware, viruses, etc. On the other hand, Windows Defender Firewall is responsible for monitoring network traffic and blocking hackers to prevent unauthorized access.

You see a “Making sure it's you” message when using a security key at the Duo Prompt on Windows. Tap your security key to authenticate. Clicking the Cancel button will cancel the authentication request. This pop-up is an artifact of how WebAuthn works on Windows.

If you receive a security alert from Microsoft and are concerned about its source, you'll know it's legitimate if it's from the Microsoft account team and sent from the address account-security-noreply@accountprotection.microsoft.com, like the following example.

Microsoft would never block your computer. If this is a pop-up scam – close the window or restart the browser. If this doesn't help, look for suspicious extensions and apps in your browser and computer. You should also get a reliable antivirus such as TotalAV to scan your computer for malware.

Windows Security continually scans for malware (malicious software), viruses, and security threats. In addition to this real-time protection, updates are downloaded automatically to help keep your device safe and protect it from threats.

How do I get rid of a fake virus pop-up? ›

Closing your browser will likely get rid of the pop-up virus. You may need to force close it if the pop-up is preventing you from closing as normal. To force close on Windows, use Alt + F4. Alternatively, use Control + Alt + Delete, and select Task Manager, choose the relevant application and click End Task.

Microsoft will never show a virus alert in a web browser pop-up window or ask you to call a phone number to resolve virus threats. Even so, Microsoft offers genuine virus protection for your PC.

Factory resets remove most viruses

Performing a hard reset will get rid of most viruses on your device because it wipes everything away. When you return your phone to its original state, the process removes all programs and files from your device and leaves your phone with a clean slate.

The easiest way to remove viruses is by using an antivirus program designed to clean your system safely. If a virus is already on your computer, however, you may need to run this program under very specific conditions.

Is Microsoft Defender enough for personal use? Yes, Microsoft Defender is a good enough choice for basic protection against malware. However, if you want more rounded device protection against online threats, there are much better antivirus options available.

While installing McAfee, Windows Defender gets turned off and McAfee starts protecting your system. You can run one Anti Virus at a time. You can't turn On both McAfee & Defender at the same time to protect your system. You can have only one AV protection turned On at a time that will protect your computer.

McAfee Corp. 1987 as McAfee Associates, Inc. San Jose, California, U.S. The company was purchased by Intel in February 2011, and became part of the Intel Security division.

Significant performance impact

AV-Comparatives' October 2021 Performance Test found Microsoft Defender to have a much stronger effect on performance than AVG AntiVirus FREE — hindering usability when copying files, archiving and unarchiving data, and installing apps.

Is Windows Defender as good as Norton or McAfee? ›

Although Microsoft Defender is faster, McAfee provides better malware detection rates, scoring 100%. Better still, you can check out Norton, which also has perfect detection scores and takes just 12 minutes to run a full disk scan. Ultimately, it's better to have perfect detection scores than more scanning options.

Turn off location tracking

But if you don't want Windows 10 to track your location, you can tell it to stop. Launch the Settings app and go to Privacy > Location. Underneath "Allow access to location on this device," click Change and, on the screen that appears, move the slider from On to Off.

Once your account is closed it will be deleted in accordance with the Microsoft Services Agreement. If you want to keep your account, just sign in between now and 6/25/2023. All your files, data and info will be just as you left them until then.

First of all, they're different accounts. Your original Gmail address is your Google account, and it gives you access to Google's services and devices. Even if it's associated with a Gmail address, your Microsoft account is a different account that gives you access only to Microsoft's devices and services.

If a scammer gets into your computer remotely, they could: Crawl your hard drive for sensitive data, passwords, and photos. Scammers will quickly collect anything they can use to withdraw money from bank accounts, steal your identity, or extort you for money. Install invasive malware or spyware.

To help protect your account from fraud or abuse, Microsoft temporarily locks accounts when unusual activity is noticed. To unlock your account, sign in to your Microsoft account and follow the instructions to get a security code.

What is a Trojan spyware alert? The Trojan spyware alert is a variant of the technical support scam that pretends to be from Microsoft or Apple. It aims to trick users into thinking their computer has been infected with a virus and tries to scare them into calling a number provided to resolve the issue.

Install an Anti Malware Software

The best way to check for spyware is by scanning the computer with anti malware software. The anti malware software deep scans the hard drive to detect and remove any threat lurking in the computer.

What is the phone number for Windows Defender security center warning? ›

It says to call Microsoft Security at 1-888-339-0179 and NOT to close or restart the computer.

Fake virus warnings commonly appear on your screen as pop-ups warning you about some urgent malware threat and encouraging you to act immediately and download their product. Fake virus warnings can also appear as fake spyware warnings or fake system notifications.

There are a few ways to tell if a virus alert is fake. First, if you're using a computer, look at the title bar at the top of the window. If the page title says something like "Virus Alert," "Your PC is infected," or something similar, you are probably looking at a fake Microsoft virus alert.

Have you ever encountered a suspicious pop-up claiming that you have a virus on your device? Wrongdoers create fake pop-ups to scam people and trick them into paying for alleged security software. Clicking on a malicious pop-up sometimes can even trigger malware download.

Microsoft 365 can be a point of entry for ransomware

Criminals often use Microsoft 365 Exchange Online (along with other email services) to infect their victims by sending messages with infected attachments or links to malware.

While Windows Defender is a good antivirus with a high malware detection rate, all of the best alternatives on this list can detect more types of malware than Microsoft Defender, especially advanced ransomware, trojans, and spyware.

In an AV-Comparatives test conducted in March 2021, Windows Defender detected only 54.8% of malware samples when disconnected from its cloud. In the same offline detection test, AVG AntiVirus FREE identified 93.4% of all malware samples.

To sum up, Avast is clearly a better antivirus than Microsoft Defender. It offers an extensive range of free and paid plans that come with rich features to cover various vulnerabilities. Additionally, it's no slacker when it comes to independent lab tests and performance as well.

Using Microsoft's built-in antivirus software can protect your Windows devices from viruses and malware. But to really keep your network and all of your devices secure, it's good to rely on comprehensive protection like McAfee Total Protection.

All in all, Malwarebytes is a better antivirus solution than Microsoft Defender simply because it has much more to offer. This includes apps for all major OS, including Windows, macOS, iOS, and Android. Plus, Malwarebytes offers tons of features — both basic and advanced ones — for more well-rounded protection.

Can Windows Defender detect Trojans? ›

How to protect against trojans. Use the following free Microsoft software to detect and remove it: Microsoft Defender Antivirus for Windows 10 and Windows 8.1, or Microsoft Security Essentials for previous versions of Windows.

McAfee is better for malware protection, web security, ease of use, and customer support. If you want an excellent antivirus program with good web protections, go with McAfee. AVG has a wider range of additional features.

Warning. Although you can run an antivirus program such as Avast Free at the same time as the firewall that comes with the Windows operating system, you shouldn't run two anti-virus or firewall programs simultaneously. Thus, any security suite with a firewall may interact negatively with Windows Firewall.

Windows 11 is definitely worth the upgrade to improve the performance of your device, unlock the latest features, including widgets and Android apps, and create a personalized user interface.

Norton is a feature-rich antivirus that also makes it to this list of best tools for Windows 11. In addition to great malware detection and real-time protection, there are plenty of extra tools to keep every facet of your online life as secure as possible.

Yes, Norton is better than Microsoft Defender.

Norton outperforms Microsoft Defender in real-time protection and malware detection via scans. Plus, Norton offers a much wider variety of features, including a secure VPN, password manager, and cloud storage for sensitive files.