Windows Latest

How to check if Windows 11 has applied the new Secure Boot 2023 certificates (replaces ...

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のセキュアブート証明書、2026年6月に更新期日 未対応環境は ...

Windowsの起動時セキュリティを支えるセキュアブート証明書が、2026年6月から順次更新期日を迎える。多くのPCは自動更新で対応できる見通しだが、未対応のままでは将来の脆弱性対策や新環境への移行に支障が出る可能性もある。利用者は事前確認が求められ ...

Here is how Microsoft is improving PowerShell and Windows OpenSSH in 2026Here is how ...

Microsoft is gearing up for big PowerShell and Windows OpenSSH changes in 2026, but security will come before flashy new features.

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

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

I tested Windows 11 February 2026 Updates: Everything new, improved, and fixed

Windows 11 February 2026 update adds Cross-Device Resume, MIDI upgrades, security fixes, and major bug fixes for 24H2 and 25H2.

Windows’ original Secure Boot certificates expire in June—here’s what you need to do

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 ...

今日は毎月恒例「Windows Update」の日、ゼロデイ脆弱性6件・脆弱性58件を修正し6月の期限切れ前に新しいセキュアブート証明書を導入

Windowsのセキュリティ更新プログラムやバグ修正を配信する毎月恒例のWindows Updateが公開されました。今回のWindows Updateでは、「メモ帳」に存在する脆弱(ぜいじゃく)性など複数の脆弱性が修正されています。