Microsoft has released a new security tool for Windows PCs called Windows Defender Offline Tool which you can use to scan you computer for malware before Windows even boots. Windows Defender Offline ...

GreatXML, a new Windows BitLocker bypass exploit, targets a zero-day vulnerability in Microsoft Defender’s offline scan.

GreatXML can bypass BitLocker on Windows systems where Defender Offline Scan was used, exposing encrypted drive data.

Researcher’s feud with Microsoft continues to escalate with new Windows zero-day flaw that an experience vulnerability expert ...

Microsoft's bootable security scanner has emerged from beta and deserves a permanent place in your Windows bag of tricks Microsoft’s rootkit-busting scanner, Windows Defender Offline, has emerged from ...

Every federal civilian agency running Microsoft Defender now faces a two-week countdown to fix two actively exploited security flaws. CISA added CVE-2026-41091 and CVE-2026-45498 to its Known ...

Nothing beats free antivirus protection on Windows, like Microsoft Defender, but some of that software might not be as strong as you think based on a new study from an anti-malware assessment company.

Some malware is really good at hiding itself. You can thwart those malicious plans by running Windows Defender in offline mode. When it comes to your personal computer, few things are more insidious ...