Event details
It's time for our third Ask Microsoft Anything (AMA) about updating Secure Boot certificates on your Windows devices before they expire in June of 2026. If you've already bookmarked Secure Boot playb...
Pearl-Angeles
Published Feb 19, 2026
JamesEpp
Feb 26, 2026Iron Contributor
I must have a thousand questions. I'm making one comment per question as that seems reasonable. Posted in no particular order. As of 2026-02-26 I have 22 questions.
I typed up all these questions not knowing there was a February AMA. I'll have to watch that later to see if any of my questions are answered there.
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When do the 2023 keys expire? See you again in ten years? Or will all you brainiacs be retired by then? :)
- antfrFeb 27, 2026Copper Contributor
You can download the certificates and check their expiration dates. For Microsoft Corporation KEK 2K CA 2023 it's valid until 2038-03-02, after that date Microsoft won't be able to sign Secure Boot updates to the DB and DBX with this certificate