Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.

Windows 11 KB5077221 arrives in the Canary Channel with built-in Sysmon support and updated sharing features for Insiders.

Secure Boot has relied on the same security certificates to verify bootloaders since 2011, during the development cycle for Windows 8. But those original certificates are set to expire in June and ...

Now Microsoft has confirmed three zero-day Windows security bypass vulnerabilities, users are warned to get their update ...

It's free and open-source.

The campaign exploits an Office vulnerability to deliver the modular XWorm RAT, chaining HTA, PowerShell, and in-memory .NET execution to sidestep detection and expand post-compromise control.

Your PC's critical security certificates may be about to expire - how to check ...

The vulnerability comes from the way Notepad handles Markdown hyperlinks. Attackers craft malicious .md files with embedded ...

Microsoft has launched a critical "generational refresh" of Secure Boot certificates to replace aging security keys that are ...

This process is called a clean install, which is ironic as there's nothing particularly clean about it: Microsoft has enshittified Windows Setup.

Microsoft releases patches for six zero-day flaws in its latest monthly update, many of them related to security feature bypass issues.

Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...