Tag Archives: Windows Server 2012 (R2)

Windows Server 2012 R2: Sophos user authentication using heartbeat disabled on RDS servers

Posted on 2022-11-15 by guenni

[German]Brief note for administrators running Windows Server 2012 R2 who rely on Sophos user authentication via Sophos Security Heartbeats. Sophos has distributed an update that silently overrides the feature on Windows Server 2012 R2. A blog reader informed me of … Continue reading →

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Windows Server 2012 / R2 and the (upcoming) Azure AD Connect Sync issue as of Aug. 31, 2022

Posted on 2022-07-05 by guenni

[German]Microsoft had recently pointed out the end of support for Windows Server 2012 / R2 (from October 2023). Seemingly still plenty of time to replace this server version, especially since there will still be purchasable Extended Security Update support (ESU) … Continue reading →

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How to find weak passwords in Active Directory and eliminate them with PowerShell

[Sponsored Post]Weak or compromised passwords are a known gateway for attackers. If you are able to identify which users in Active Directory (AD) are threatened by this, then PowerShell can help to remedy it. However, PowerShell scripts cannot eliminate basic AD deficits, other tools are needed for this. More ...

End of Support announcement for Windows Server 2012/2012 R2, SQL Server 2012

Posted on 2022-07-04 by guenni

[German]At the end of June 2022, Microsoft indicated that support for products such as Windows Server 2012, Windows Server 2012 R2, and Microsoft SQL Server 2012 will end in the foreseeable future. SQL Server 2012 is due for its next … Continue reading →

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Review: Fix for Hyper-V Host Startup Problem in Windows (January 2022)

Posted on 2022-01-22 by guenni

[Geman]The January 11, 2022 security updates for Windows Server 2012/R2 resulted in the Hyper-V host subsequently failing to start. As of January 17, 2022, Microsoft then released special updates to correct this issue. Here is a follow-up on this issue. … Continue reading →

Posted in Update, Virtualization, Windows | Tagged , , , , | 2 Comments

Windows 7/8.1; Server 2008R2/2012R2: Out-of-band Updates with Fixes for Jan. 2022 Patch day Issues (2022/01/17)

Posted on 2022-01-19 by guenni

[German]Microsoft has released some updates for Windows 7 and 8.1 as well as for their server counterparts on January 17, 2022. These are supposed to fix the DC boot loop problem, as well as the IPSec VPN connection problem, which … Continue reading →

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Windows Server 2012/R2: January 2022 Update KB5009586 bricks Hyper-V Host

Posted on 2022-01-12 by guenni

[German]Microsoft Hyper-V users running Windows Server 2012/R2 should be cautious about installing update security update KB5009586 or KB5009624 for Windows Server 2012/R2. The security updates released on January 11, 2022 have several unpleasant collateral damages at once. After installing the … Continue reading →

Posted in Security, Update, Virtualization, Windows | Tagged , , , | 31 Comments

Patchday: Windows 8.1/Server 2012 R2 Updates (January 11, 2022), boot loop reported

Posted on 2022-01-12 by guenni

[German]As of January 11, 2022, Microsoft has released various updates for Windows 8.1. These security updates are also available for Windows Server 2012 R2. I have already received information from a blog reader that a boot loop has occurred with … Continue reading →

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Patchday: Windows 8.1/Server 2012 Updates (November 9, 2021)

Posted on 2021-11-10 by guenni

[German]On November 9, Microsoft released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information on the Monthly Rollup and Security only updates for these operating systems. Advertising

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VMware ESXI 7.0: Windows Server 2012 R2 shows "non-accessible boot device" (Oct. 2021)

Posted on 2021-11-02 by guenni

[German]It's an issue that seems to have blown up in some administrators' faces in mid-October 2021. VMware ESXI 7.0 administrators were getting a "non-accessible boot device" error message on virtualized Windows Server 2012 R2 machines. Then the server would no … Continue reading →

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Patchday: Windows 8.1/Server 2012 Updates (October 12, 2021)

Posted on 2021-10-13 by guenni

[German]On October 12, Microsoft released various updates for Windows 8.1. However, these security updates are also available for Windows Server 2012 R2. Here is some information on the Monthly Rollup and Security only updates for these operating systems. Advertising

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