Official support for Windows 10 has ended, and its security certificates are expiring. Your system is at risk, and Microsoft ...

Windows' built-in BitLocker encryption system has a glaring YellowKey-shaped flaw that Microsoft hasn't fixed yet, but unless ...

HP, Dell, ASUS, Lenovo, MSI and Acer have published Secure Boot certificate guides. Here's what each PC manufacturer says you ...

A crucial Windows security certificate just expired - how to check your PC ...

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s real-world impact. A new Windows zero-day has turned BitLocker, one of ...

Microsoft’s Windows 10 update KB5094127 is causing BitLocker recovery key prompts on enterprise PCs with specific Group Policy configurations. PCWorld reports this primarily affects business systems ...

Security researcher Nightmare Eclipse has released a new Windows BitLocker bypass, only one day after publishing an exploit targeting Microsoft Defender. Named GreatXML, the fresh exploit allows users ...

Microsoft on Tuesday rolled out mitigations for YellowKey, a recently disclosed zero-day vulnerability leading to BitLocker bypass. The issue, now tracked as CVE-2026-45585 (CVSS score of 6.8), can be ...

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 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 ...