Morning Overview on MSN

A newly found Windows flaw called 'YellowKey' lets attackers unlock BitLocker-encrypted drives — and Microsoft just rushed out an emergency fix

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

Zero-day exploit completely defeats default Windows 11 BitLocker protections

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

Security researcher finds zero-day exploit that defeats Windows 11 BitLocker, calls it an insane 'backdoor' discovery

Users who rely solely on TPM-based BitLocker are most at risk, while those with a PIN or USB security key at boot are ...
Gadget Review on MSN

Security researcher claims Microsoft secretly built a backdoor into BitLocker, then proves it

BitLocker vulnerability allegedly allows USB stick bypass on Windows 11, raising backdoor concerns despite requiring physical ...
TechSpot

A security researcher says Microsoft secretly built a backdoor into BitLocker, releases an exploit to prove it

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 ...
Bitdefender

BitLocker zero-day exposes Windows drives as PoC goes public

The BitLocker issue, named YellowKey, was published by a researcher using the monikers Chaotic Eclipse and Nightmare Eclipse.