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Windows Secure Boot certificates from 2011 will be expiring soon. What you need to know
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that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems from 2011, which were superseded by their 2023 counterparts.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 has started automatically replacing expiring Secure Boot certificates on eligible Windows 11 24H2 and 25H2 systems. Secure Boot is a security feature that blocks malicious software (like ...
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What is Windows Secure Boot? Here’s what to know
Most people don’t spend time thinking about Secure Boot. (Not even the staff at PCWorld.) But this Windows security feature provides a vital protection against dangerous malware—one some PCs have just ...
Microsoft’s Secure Boot defends your Windows PC against dangerous bootkit malware. To keep your PC protected, the company has been racing to replace older Secure Boot certificates before they expire ...
I always get a bit jittery whenever I hear of a new vulnerability that can enable a bypass of the Windows Secure Boot protections. I don’t really need to explain why, do I? Suffice to say, Secure Boot ...
Microsoft just pushed the Secure Boot 2023 certificate update to all eligible Windows 11 and Windows 10 computers, just in time given that old certificates were due to expire today. It’s a good thing, ...
The original Unified Extensible Firmware Interface (UEFI) Secure Boot certificates for Windows will start expiring in late June. Microsoft has urged IT and security leaders to apply updated ...
The big picture: The Secure Boot certificates Microsoft originally issued in 2011 for Windows devices are set to expire next month. The company is currently rolling out new Secure Boot keys to ...
Microsoft has already started rolling out the replacement Secure Boot certificate chain that Windows will need once the original 2011 certificates begin expiring in June 2026. Notebookcheck recently ...
Over the past few months, we’ve been reporting on a major change to the Secure Boot certificates used in Windows 11, which are required for a secure system boot. Microsoft has repeatedly warned that ...
Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the 2023 update. A hidden Windows security deadline is creeping toward ...
A major change is coming to Windows that neither individual users nor IT admins can ignore. Here’s how to prepare. Microsoft is preparing to make a significant change to the Secure Boot system in ...
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