A crucial Windows security certificate just expired - how to check your PC ...

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems from 2011, which were superseded by their 2023 counterparts. As the clock ...

Microsoft confirms Windows 11 PCs without the Secure Boot 2023 certificates will keep booting normally and getting them in ...

Secure Boot is a feature found in the startup software for your computer that's designed to ensure your computer starts safely and securely by preventing unauthorized software like malware from taking ...

The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a technique simple enough to be performed by novice hackers, these old, forgotten ...

If your Windows computer does not boot normally but instead displays a red warning box saying Secure Boot Violation, Invalid signature detected, Check Secure Boot ...

Secure Boot has been bypassed for years via unrevoked Microsoft-signed shims dating to 2013. Patch Tuesday June 2026 fixes it - but check now.

Secure Boot is one of the requirements for Windows 11. You cannot install Windows 11 until you enable Secure Boot in your BIOS. However, there are ways by which you ...

Windows will now tell you if Secure Boot is working properly. The new status indicates whether you have the latest Secure Boot updates. The April Windows update also patches a whopping 164 security ...