[German]Since Windows 11 24H2 and Windows Server 2025, there have been problems (Error 500) when testing client certificates with ASP.NET against IIS Express. The reason for this is compatibility issues with TLS 1.3, which only occur with the above-mentioned operating systems. However, Microsoft is not expected to release a fix.
[German]It's time for some news about VMware by Broadcom. VMware Explore 2025 has just taken place in the US. The number of visitors is said to have plummeted to "less than a quarter," and exhibitors stood around waiting in deserted halls. In addition, VMware by Broadcom has apparently adjusted its software license internally so that the product can also be used on submarines.
[German]The August 12, 2025 security updates for Windows have resulted in users of various products suddenly seeing a user account control prompt for administrator rights. Microsoft has now confirmed that the August 2025 updates are causing this problem in Windows 10 and Windows 11. Windows Server is also affected.
[German]I'm posting some information here in the blog for administrators who distribute Windows to devices using AutoPilot. It seems that the deployment process gets stuck immediately after accepting the Terms of Use (TOU). A meaningless error message appears and nothing works anymore.
[German]I would like to share some brief information with you, along with a question for our readers. It concerns the activity history of your Microsoft accounts. A blog reader informed me that he suddenly noticed access attempts from unknown IP addresses—I can't see anything unusual on my account. His account appears to have been hacked despite 2FA.
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[German]At the end of August 2025, Microsoft released OOBE updates KB5065378 and KB5064097 for Windows 11 24H2 (and Windows Server 2025). In addition, the setup and recovery updates KB5064080 and KB5064081 for Windows 11 24H2 and Windows Server 2025 were also released.
[German]After the August 2025 patch day, there were reports that the cumulative security update KB5063878 released on August 12, 2025, for Windows 11 24H2 was causing serious SSD problems. Microsoft conducted extensive testing in collaboration with Phison and has given the all-clear. No impact from the KB5063878 update could be detected.
[German]Administrators use an unattend.xml file to install and set up Windows. The unattend.xml file can be created using a generator. A blog reader already pointed out to me in July 2025 that using an unattend.xml file in Windows 11 24H2 causes a security issue. Here is an overview about that topics.
[German]The US National Security Agency (NSA) and other US and foreign organizations have issued a security alert. Cyber groups such as Salt Typhoon, which are supported by the Chinese government, are attacking networks worldwide in the areas of telecommunications, government, transportation, hospitality, and military infrastructure.
[German]In light of the large number of harmful Android apps, Google is taking drastic measures for the future. All developers of Android apps must identify themselves to Google if they want their apps to continue running on certified Android devices.
MVP:
2013 – 2016
WIMVP:
2017 – 2020
