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 ...

One BIOS update stands between you and a drive you can no longer access ...

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

A cybersecurity researcher has published proof-of-concept (PoC) exploits for two unpatched Microsoft Windows vulnerabilities named YellowKey and GreenPlasma, which are a BitLocker bypass and a ...

Security researcher Chaotic Eclipse, also known online as Nightmare-Eclipse, has disclosed two new Windows zero-day exploits named YellowKey and GreenPlasma. The vulnerabilities target BitLocker ...

HP has confirmed a faulty BIOS update causing BitLocker recovery loops and boot failures on some Windows 11 commercial PCs ...

Microsoft provided the FBI with BitLocker encryption recovery keys following a warrant request, allowing federal agents to decrypt hard drives belonging to suspects in an alleged fraud investigation ...

Two unpatched Windows exploit PoCs target BitLocker protections and privilege controls after Microsoft’s May Patch Tuesday security update. Microsoft’s quiet Patch Tuesday did not stay quiet for long.

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 ...

It’s imperative to point out that Device encryption is different from BitLocker drive encryption. All Windows Home editions support only the former, whereas every other edition supports both security ...

The US IT security authority CISA warns of current attacks on several Microsoft vulnerabilities and a vulnerability in Adobe Acrobat and Reader. The oldest of the attacked vulnerabilities is already ...