Category Archives: Allgemein

Microsoft recommends patching Exchange Server (Jan. 2023)

Posted on 2023-01-27 by guenni

[German]Numerous on-premises Microsoft Exchange servers operating around the world are insecure because they are not up to date with the latest patches. This exposes the systems to risk, and it is critical to run unpatched Exchange servers. In a Jan. … Continue reading →

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BIOS Bug on MSI Boards prevents Secure Boot

Posted on 2023-01-21 by guenni

[German]Small addendum from this week about a bug on a mainboard from MSI. A bug in the BIOS/UEFI of various board models prevents Secure Boot from being used – even if the BIOS setting is set to On. The Polish … 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 ...

Edge 109.0.1518.61 fixes printing issues – more bugs still open?

Posted on 2023-01-20 by guenni

[German]Microsoft has released the Edge browser to the stable channel at version 109.0.1518.61 on January 19, 2023. One vulnerability is fixed. Feedback from readers confirms that the umlaut printing issue has been fixed too. It is unclear whether the autocreating … Continue reading →

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Windows 7/Server 2008 R2; Windows 8.1/Server 2012 R2: Updates (10. Januar 2023)

Posted on 2023-01-11 by guenni

[German]For Windows 7 and 8.1 Ssecurity updates were released for the last time. The Windows Server counterparts 2008 R2 and 2012/R2 also received security updates on patchday. Here is an overview of these updates for Windows 7/8.1 and the corresponding … Continue reading →

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Exchange Server Security Updates (January 10, 2023)

Posted on 2023-01-11 by guenni

[German]Microsoft has released security updates for Exchange Server 2013, Exchange Server 2016 and Exchange Server 2019 as of January 10, 2023. These security updates close two vulnerabilities (Elevation of Privilege and Spoofing) in this software. These updates should be installed … Continue reading →

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Windows and the "Mark of the Web" (MotW) security problem

Posted on 2023-01-09 by guenni

[German]It was a report the other day that BlueNoroff APT hackers are using new techniques to bypass Windows' "Mark of the Web" protections that prompted me to bring the topic up again on the blog. That's because MotW, as it's … Continue reading →

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Microsoft Teams: Issues with special characters in profile names

Posted on 2023-01-02 by guenni

[German]When using Microsoft Teams, administrators should make sure that no special characters appear in the profile names. This can lead to strange errors. The Teams client may refuse to start if, for example, a round bracket appears in the profile … Continue reading →

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Security risk Microsoft Outlook App: Transfers credentials and mails to the cloud

Posted on 2023-01-01 by guenni

[German]At the beginning of the year 2023, I am once again bringing up a topic that I already addressed here on the blog in 2015 and in January 2021. It's about the Microsoft Outlook app, which is available for Android … Continue reading →

Posted in Allgemein | 1 Comment
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Windows Optimizer version 3.4 released

Posted on 2022-12-26 by guenni

[German]Brief note for users of Windows10 XP and successor versions. There is a small project of German Windows users and software developers, who work on the optimization of Windows. The result is the Windows Optimizer (also available for English users). … Continue reading →

Posted in Allgemein, Windows | Tagged | 2 Comments

Windows Server 2022: Microsoft Office display issues on RDS

Posted on 2022-12-22 by guenni

[German]It's a strange bug that a blog reader just reported to me in the terminal server environment with Office. In a constellation under Windows Server 2022, reproducible display errors occur under Microsoft Office during an installation with Remote Desktop Services … Continue reading →

Posted in Allgemein | 2 Comments