Ten actionable strategies for security admins, SOC teams, and MSPs to harden Windows 11 and shrink the attack surface.

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, ...

Use left and right arrow keys to seek audio. A security researcher going by the alias Nightmare-Eclipse has uncovered a zero-day exploit they describe as one of the most insane discoveries ever, ...

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 ...

A zero-day exploit circulating online allows people with physical access to a Windows 11 system to bypass default BitLocker protections and gain complete access to an encrypted drive within seconds.

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 ...

BitLocker is an integral part of Windows 11's security, and it works best when it's configured and managed properly. When you purchase through links on our site, we may earn an affiliate commission.

On April 14, 2026, Microsoft began rolling out the April 2026 Security Update (KB5083769) for Windows 11, introducing several visual changes, improvements, and fixes. However, as with previous updates ...

Microsoft has released the KB5077241 optional cumulative update for Windows 11, which comes with 29 changes, including improvements to BitLocker, a new network speed test tool, and native System ...

BitLocker is a disk encryption feature in Windows that protects your data by encrypting entire drives. Sometimes, the BitLocker screen appears on system startup, preventing users from booting into ...

What to do: Users should have their BitLocker recovery keys ready before installing the October security update for Windows 10 and 11. If the update triggers the security feature and users cannot ...