Following the release of a BitLocker zero-day security bypass by a disgruntled hacker, Microsoft has now offered mitigation advice until a patch is available.

An unnamed security researcher using the monikers "Nightmare-Eclipse" and "Chaotic Eclipse" has published a simple bypass for Microsoft's disk encryption technology BitLocker on Windows, using a ...

The -ForceDismount parameter forces Windows to close open files and immediately lock the drive. Note: Before using the -ForceDismount parameter, save all open files and close any apps using the drive, ...

Update 5/21: Since this article was released, recommend mitigations for YellowKey and other attacks have been released, as well as a full patch for BlueHammer. Nightmare-Eclipse, a cybersecurity ...

The Epitome of WTF: A researcher known as "Nightmare-Eclipse" recently released YellowKey, a security vulnerability that allegedly enables a full bypass of BitLocker's full-volume encryption. The ...

A zero-day exploit circulating online allows people with physical access to a Windows 11 system to bypass default BitLocker ...

In this guide, we will show you how to manually prepare a drive for BitLocker in Windows 11/10. BitLocker is a built-in Windows security feature that encrypts your drive to protect data from ...

Microsoft's May Patch Tuesday looked quiet. Since then, there's been an unpatched Exchange CVE, three Defender flaws, and a new BitLocker bypass.

A zero-day vulnerability called ' YellowKey,' which could potentially bypass Microsoft's BitLocker-encrypted drives, has been disclosed by security researcher Nightmare-Eclipse. Alongside this, ...

Microsoft has addressed a known issue causing some Windows 11 systems to boot into BitLocker recovery after installing the April 2026 Windows security updates. BitLocker is a Windows security feature ...