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Vulnerability
Microsoft Secure Boot Certificates Expire — Over a Billion PCs and Linux Systems at Risk
26 June 2026 dark6
Microsoft's original Secure Boot certificates have begun expiring as of June 24, 2026, affecting over a billion UEFI-capable PCs worldwide....
Vulnerability
BitUnlocker: New Tool Breaks BitLocker on Patched Windows 11 Systems in Under 5 Minutes
15 May 2026 dark6
A publicly released tool called BitUnlocker demonstrates a practical downgrade attack against BitLocker on fully-patched Windows 11 machines, exploiting a...