![]() ![]() The quickest way to do so is to launch File Explorer, open any folder, pull down the File menu, and then select the Open Windows PowerShell As Administrator command, as shown in Figure A. To use PowerShell to access the Defender cmdlets, you need to launch PowerShell in Administrator mode. SEE: 10 PowerShell commands to make remote management easier Launching PowerShell Then we’ll investigate what’s in Windows Defender’s malware signature definitions database. Let’s take a closer look at PowerShell’s Defender-specific cmdlets. It also made me wonder about all those claims that Windows Defender’s ability to guard against malware pales in comparison other more mature antivirus software packages. But when you combine this cmdlet with other PowerShell tools and features, you can really delve into the database and find some specific and interesting information.Īs I was exploring the database in this way, I gained a better appreciation of Windows Defender’s capabilities. By itself, the Get-MpThreatCatalog cmdlet offers an exhaustive listing of all Windows Defender’s signature definitions that is difficult to digest. More specifically, it allows you to see all of the malware threats that Windows Defender is able to protect against. It enables you to investigate Windows Defender’s malware signature definitions database. The Defender cmdlet that really caught my attention is called Get-MpThreatCatalog. However, as I began investigating these Defender-specific cmdlets in more detail, I discovered some interesting ways to explore and examine Windows Defender in ways that are not found in the other versions. In addition to Windows Defender’s command-line utility, Windows 10 also provides you with a set of PowerShell cmdlets that let you perform many of the same types of Windows Defender operations you can perform using the Windows user interface and command-line utility. Top Tech Conferences & Events to Add to Your Calendar in 2023 How to Create a Local Account in Windows 11 Pro Support for these Microsoft enterprise products ends in 2023 I then showed you how to use the tool and provided several examples of ways it can come in handy. In last week’s article, How to get more from Windows Defender by using its command-line tool, I told you that Windows Defender’s command-line utility lets you automate basic tasks and handle certain advanced operations. What malware does Windows Defender recognize? Learn how to use PowerShell's Defender cmdlets to peek inside the malware signature definitions database. How to use PowerShell to investigate Windows Defender’s malware signature definitions database ![]()
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