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

The issue centers on a zero-day exploit called "YellowKey," published earlier this month by a security researcher known as Chaotic Eclipse, also known online as Nightmare-Eclipse.

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

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

In context: Tech companies promote device encryption to reassure customers that their data remains private. Some, such as Apple, have resisted requests from authorities to bypass encryption. However, ...

Microsoft has warned that some systems may boot into BitLocker recovery after installing the October 2025 Windows security updates. BitLocker is a Windows security feature that encrypts storage drives ...

The disclosure underscores how recovery keys stored in Microsoft’s cloud can be accessed under warrant, even when enterprise data is encrypted. Microsoft gave Windows users’ BitLocker encryption keys ...

Microsoft is rolling out hardware-accelerated BitLocker in Windows 11 to address growing performance and security concerns by leveraging the capabilities of system-on-a-chip and CPU. BitLocker is the ...

Microsoft has confirmed that it provided BitLocker recovery keys to the FBI in response to a valid legal order, giving investigators the ability to decrypt hard drives that would otherwise have been ...

Microsoft confirmed it can hand over BitLocker recovery keys stored in the cloud under warrant, reviving debate over who controls encrypted data. Microsoft is under scrutiny after it emerged that the ...