Zero-Day Exploit Against Windows BitLocker

157 · Bruce Schneier · May 18, 2026, 11:37 a.m.
Summary
The blog post discusses a newly discovered zero-day exploit named YellowKey, which can bypass BitLocker encryption on Windows 11 when physical access to the computer is obtained. This exploit highlights vulnerabilities in full-volume encryption systems designed to protect sensitive data, particularly in organizational contexts.