Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2 ...
Microsoft is rolling out "Secure Boot Allowed Key Exchange Key (KEK) Update," which requires a system reboot to finish ...
Microsoft confirms systems without updated Secure Boot certificates will boot normally but lose some security protections.
IT之家 7 月 1 日消息，科技媒体 borncity 昨日（6 月 30 日）发布博文，报道称微软上周开始，已陆续通知 IT 管理员，旧版 UEFI Secure Boot 证书将于 2026 年 6 月到期，推荐其尽快采取行动。 Secure Boot 证书链结构 IT之家注：微软于 2024 年 2 月开始推出新的 2023 安全启动 ...
近期，微软在处理Windows 10和Windows 11的安全启动（Secure Boot）更新时，经历了一场引人关注的波折。早在2024年初，微软就已预告，现有的安全启动密钥将于2026年正式到期，因其已使用近15年。为了确保用户能平稳过渡，微软在今年2月发布的补丁中，通过更新KB5077181推送了新的安全证书，并建议用户在2026年6月前完成安装。
In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...
XDA Developers on MSN
Microsoft's Secure Boot certificates expire in June 2026, but older PCs may never get the fix
Make sure you've updated before the deadline.
Windows 10 KB5078885 ESU out with Secure Boot 2023, replacing expiring Secure Boot certificates from 2011. But it's a staged roll out.
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