iOS: No access to Microsoft 365 in the Edge browser for some users (July 24, 2024)

[German]As of July 24, 2024, Microsoft has posted information in the Microsoft 365 admin dashboard that addresses resource issues that some iOS users are experiencing in the Edge browser. However, there is a workaround for this issue.

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Microsoft confirms Bitlocker queries through Windows July 2024 updates

Windows[German]On July 9, 2024, Microsoft released a series of security updates for Windows. For some users, this leads to a prompt for the Bitlocker recovery key appearing when booting. I had already reported on this for Windows 11. However, Microsoft has confirmed that the problem affects virtually all Windows clients and all Windows servers that have received security updates as of July 9, 2024. Here is an overview of the issue.

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FrostyGoop malware infects industrial control systems (OT)

Sicherheit (Pexels, allgemeine Nutzung)[German]The Dragos OT Cyber Threat Intelligence team encountered FrostyGoop ICS malware targeting ICS/OT systems in April 2024. This malware can interact directly with Industrial Control Systems (ICS) in Operational Technology (OT) environments via the Modbus protocol, a standard ICS protocol used in all industry sectors and organizations worldwide. The malware was likely used in a cyberattack on a district heating company in Ukraine to shut down a city's heating systems.

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Windows 10 22H2 Preview Update KB5040525 (July 23, 2024)

Windows[German]Microsoft has released an optional cumulative (preview) update KB5040525 for Windows 10 22H2 on July 23, 2024 (D-Week). This is intended to fix numerous bugs (including the WDAC problems or problems with printer redirects) in Windows 10 22H2. Below is an overview of these updates for Windows 10. Continue reading

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Administrative template files (Microsoft 365, Office) July 2024

[German]Microsoft has published updated administrative template files for Microsoft 365 including various Microsoft Office versions as of July 16, 2024. These can be used in corporate environments to manage functionality and settings via group policies.

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Why ISL Online: Critical factors when choosing a remote desktop solution

[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...


Review of the CrowdStrike incident, the biggest computer glitch of all time

Stop - Pixabay[German]It is considered to be the world's biggest computer glitch to date, paralyzing 8.5 million Windows systems and causing billions in damage. In the meantime, the clean-up work, the finger-pointing and the "washing of hands in innocence" have begun. I would like to collect some more information as part of a review. From the extent of the impact, to recovery measures, to questions and answers that others are now asking.

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CrowdStrike analysis: Why an empty file led to BlueSceen

Sicherheit (Pexels, allgemeine Nutzung)[German]On July 19, 2024, a faulty update of the CrowdStrike Falcon EDR software – specifically a file for a driver – caused millions of Windows computers worldwide to fail with a blue screen, while macOS and Linux systems were not affected. During the night I saw the first clues about the internals on X and readers also pointed out the facts in comments. I'll summarize the results of various analyses in the following article.

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filefactory.com down? (July 22, 2024)

Stop - Pixabay[German]FileFactory is a file hosting service that allows users to upload and share files. The provider advertises unlimited uploads and unlimited downloads. There are probably free offers and also subscriptions. But the filefactory.com site has been down since July 22, 2024 at around 13:00. Initially, the login no longer worked, but now the site shows a database error. Following a tip from a reader, I pulled together some details.

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Why numerous IT systems around the world failed due to two errors on July 19, 2024

Stop - Pixabay[German]On July 19, 2024, there were numerous outages to Windows IT systems worldwide. Operations at airports came to a standstill, banks could no longer work, trains were canceled and companies sent their employees home (e.g. Tegut) because the IT systems were no longer working. However, it was not a cyber attack, but the simultaneous occurrence of two errors – independent of each other, which led to the failure of functions. On the one hand, there was a failure of the Microsoft cloud, relating to Microsoft 365 and the relevant services. And there was a faulty update for a security solution from the US provider CrowdStrike, which caused Windows systems to crash with a blue screen. Here is a brief follow-up.

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Follow-up: Failure of the 2.4 GHz WLAN on the FRITZ!Box 7590 after approx. 5 years – repair options

FRITZ!Box: Quelle AVM[German]Today I'd like to add a follow-up article on the failure of the 2.4 GHz WLAN on the FRITZ!Box 7590. A reader pointed out to me that this happens after about five years. According to research, a component (voltage converter) seems to burn out. AVM replaces the FRITZ!Box during the 5-year warranty period. Anyone who has fallen out of this warranty can dispose of the FRITZ!Box 7590 or have it repaired. In this context, I have compiled some more information to answer questions such as "Which boxes are affected?", "What are the risks?" and also to provide some information on repair.

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