Windows Defender 防火墙服务中存在一个严重的信息泄露漏洞（CVE-2025-62468），该漏洞可能允许已授权的攻击者访问受影响系统上的敏感堆内存。微软于2025年12月9日发布该漏洞，并将其评定为"重要"级别。

Microsoft has released a new Defender anti-malware update package for Windows OS installation images, ie, for Windows Imaging Format (WIM) and VHD (Virtual Hard Disk) formats. The latest definitions ...

Microsoft had recently released new Defender anti-malware update package for Windows OS installation images, ie, for Windows Imaging Format (WIM) and VHD (Virtual Hard Disk) formats. The new ...

Microsoft Vice President of OS Security and Enterprise David Weston tweeted about the new Windows security option on March 27. The feature will be enabled by default on Windows 10 in S Mode, as well ...

Microsoft has released two new Windows 11 previews to the Windows Insider Beta Channel with improvements to Defender for Endpoint's ransomware protections and other fixes. Microsoft's latest Windows ...

Per Neowin, Microsoft has confirmed that it is now allowing all supported systems download and install Windows 11 25H2.

Microsoft has released new Windows 11 builds to the Beta Channel with improved Microsoft Defender for Endpoint ransomware attack blocking capabilities. As the company added, starting with today's ...

Is Microsoft Defender slowing down your PC? Is Microsoft Defender Good Enough? Here's all you need to know! Windows 11: Defender is now much more effective against ransomware. Microsoft has announced ...

Windows Defender, now known as Windows Security in Windows 11, is the free security suite that comes with the Operating System. While not a perfect anti-malware software, this built-in anti-malware ...

Microsoft Defender is an essential part of Windows 11 that helps keep your computer safe from all kinds of threats. It's a firewall and antivirus, and contrary to what used to be said a few years ago, ...

Ask your administrator Start Windows Security Health Service Reinstall using Windows Terminal Check Group Policy settings Use System Restore point Before you begin, you should know that now Windows ...

If you get the Windows Defender Error 1297 when you try to launch the app or when running a scan on your Windows 11/10 device, you can try our recommended solutions ...