windows security app

  1. Windows 11 Secure Boot Warning: 2011 Certs Expire in 2026—Check Windows Security

    Windows 11 is getting a much more visible warning system for a problem that has been quietly building for years: Secure Boot certificates issued in 2011 are beginning to expire in 2026, and Microsoft wants users to know whether their PCs have already been updated to the newer 2023 certificates...
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    • Forum: Windows News

  2. Microsoft Secure Boot Certificate Expiration: Windows PCs Get 2023 Trust Update

    Microsoft’s latest Secure Boot warning is less a dramatic “upgrade deadline” than a long-planned certificate transition that will touch a huge number of Windows PCs over the next several months. The reason the alert matters is real: Microsoft says its original Secure Boot certificates, first...
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    • Forum: Windows News

  3. Windows Security Adds Secure Boot Certificate Status (Green, Yellow, Red)

    Microsoft has done something small on the surface but important in practice: it is giving Windows users a clearer heads-up about the Secure Boot certificate transition that has been looming since the company first warned about it in 2024. The new Windows Security indicators are meant to tell...
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    • Forum: Windows News

  4. KB5081151 Safe OS Update: Windows 11 Secure Boot Cert Expiration Before June 2026

    Microsoft’s March 26, 2026 Safe OS Dynamic Update for Windows 11 version 26H1, tracked as KB5081151, lands at a moment when a much bigger platform transition is coming into view: the June 2026 Secure Boot certificate expiration. In practical terms, this is not just another maintenance package...
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    • Replies: 12
    • Forum: Windows News