Ars Technica

Zero-day exploit completely defeats default Windows 11 BitLocker protections

A newly discovered zero-day exploit can bypass encryption on Windows 11 systems using BitLocker's default settings. The attack requires physical access and can reportedly extract decryption keys in under a minute with a low-cost device. This significant vulnerability affects systems that rely on a TPM for key protection.

MY TAKE

This is a critical vulnerability with massive implications for corporate security and data protection on developer laptops. Teams should immediately review their BitLocker configurations and await a patch, as physical access is a common threat vector for lost or stolen devices.

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Zero-day exploit completely defeats default Windows 11 BitLocker protections" from Ars Technica (https://arstechnica.com/security/2026/05/zero-day-exploit-completely-defeats-default-windows-11-bitlocker-protections/) [Thu, 14 May 2026 18:32:01 +0000]