Microsoft Defender offers great protection from malware -- but there are other online threats you might want to consider, too ...

A week ago, the security researcher who goes by “Nightmare Eclipse” published information about RoguePlanet, a zero-day ...

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Compare the best free antivirus tools for Windows 10 in 2026, including real-time malware protection, phishing defense, ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. How to keep Windows safe. Microsoft has just issued updated guidance for more than 500 ...

‘We’re always going to sit in the middle and basically have to deal with rising alert volumes, giant telemetry repositories, faster IOCs [indicators of compromise] conversion, more containment,’ says ...

Update May 25, 04:19 EDT: CVE-2026-41091 is a Microsoft Defender local privilege escalation (LPE) flaw known as RedSun, and CVE-2026-45498 is known as UnDefend, a security flaw that can be exploited ...

Microsoft account security is essential for protecting data across Outlook, Xbox, and Windows devices. Unprotected accounts are prime targets for phishing, ransomware, and unauthorized access, making ...

In the summer of 2024, corporate anti-malware provider CrowdStrike pushed a broken update to millions of PCs and servers running some version of Microsoft’s Windows software, taking down systems that ...

Microsoft officially states that Windows 11’s built-in Defender antivirus provides sufficient protection for most users without needing additional security software. PCWorld reports that running ...