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Microsoft has released the Windows 10 KB5094127 extended security update, which fixes the June 2026 Patch Tuesday vulnerabilities and adds new functionality to monitor the rollout of updated Secure Boot certificates that replace those expiring this month. [...]
Microsoft has released the Windows 10 KB5075912 extended security update to fix February 2026 Patch Tuesday vulnerabilities, including six zero-days, and continue rolling out replacements for expiring Secure Boot certificates. [...]
Hackers Use Stolen Certificates to Bypass Endpoint Detection and ResponseA Russian-speaking ransomware group has been deploying a malicious Windows PE driver that imitates a legitimate CrowdStrike Falcon driver to bypass endpoint security, warn researchers. The driver disables endpoint detection and response software by stripping process protections.
Details have emerged about a now-patched security vulnerability that could allow a bypass of the Secure Boot mechanism in Unified Extensible Firmware Interface (UEFI) systems
Proof of concept exploit code has been released by Akamai researchers for a critical Windows CryptoAPI vulnerability discovered by the NSA and U.K.'s NCSC allowing MD5-collision certificate spoofing. [...]
The security vulnerability allows attackers to spoof a target certificate and masquerade as any website, among other things.