Microsoft broke from its regular monthly patch schedule in late May 2026 to push an emergency fix for a vulnerability that ...

Microsoft has released a temporary mitigation for YellowKey, a Windows zero-day that can reportedly bypass BitLocker ...

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

An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more zero-days involving a BitLocker bypass and a privilege escalation impacting ...

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

The YellowKey BitLocker exploit release has triggered another public clash between Microsoft and Nightmare-Eclipse.

YellowKey and GreenPlasma are the latest in a series of five Microsoft zero-day bugs the researcher has exposed this year. When Nightmare-Eclipse released BlueHammer (CVE-2026-32201, 6.5) - patched by ...

Apparently, not even TPM+PIN is safe from YellowKey.

Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants ...

Microsoft has announced mitigations for CVE-2026-45585, a BitLocker bypass triggered via FsTx in Windows Recovery.

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 ...

Microsoft has acknowledged an issue affecting Windows 10 customers who have installed the KB4535680 security update that addresses a security feature bypass vulnerability in Secure Boot. Secure Boot ...