Windows Defender has several security settings, including some you need to switch on to get the utmost protection. Here's why.

Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust ...

Microsoft claims Windows Defender is all the protection you need. I've been testing antivirus software for decades, and the ...

Learn how to find Microsoft Defender Antivirus Signature Version in Windows 11 using Windows Security, PowerShell, Intune, ...

Windows Defender is a capable antivirus solution built into Windows itself. Unless you’ve installed a different antivirus ...

微软已发布周二补丁更新，修复Microsoft Defender反恶意软件平台中新发现的0Day漏洞。该漏洞于2026年4月14日披露，编号为CVE-2026-33825，被评定为"重要"级别。 若成功利用，该权限提升漏洞可使攻击者绕过标准权限限制，在受影响设备上获取完整的SYSTEM权限。 Defender ...

Microsoft Defender is detecting legitimate DigiCert root certificates as Trojan:Win32/Cerdigent.A!dha, resulting in ...

Microsoft Defender is an excellent tool for security teams managing cybersecurity risks within their organization. However, a tool alone cannot be enough in many cases, especially those which require ...

Threat actors have been exploiting the BlueHammer Microsoft Defender vulnerability as a zero-day to gain System privileges.

CrowdStrike (NASDAQ: CRWD) today announced Falcon OverWatch for Defender, extending industry-leading managed threat hunting ...

Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...