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

Microsoft's June 2026 Patch Tuesday update fixes BitLocker vulnerability that allowed hackers to access drives using a simple USB stick.

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Microsoft publishes angry hacker YellowKey zero-day mitigation. As an angry hacker going by ...

The IT security researcher, who had already demonstrated the vulnerabilities “RedSun”, “UnDefend” and “BlueHammer”, is following up with further disclosures of security vulnerabilities in Windows.

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 ...

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

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.

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 ...

Microsoft added drive encryption to Windows with BitLocker, which is also intended to withstand physical attacks, thus intercepting cases where devices are stolen, for example. However, ...

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 ...