Category Archives: Windows

MS Edge update distribution via WSUS a bit chaotic again?

[German]Question for administrators who distribute their updates for the Edge browser via the WSUS: Are there any inconsistencies at the moment (August 8, 2024). A user has left a comment at this time that points to a somewhat chaotic situation … Continue reading

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Windows Server at risk from PoC exploit for CVE-2024-38077

[German]Another follow-up to the July 2024 patchday, in which Microsoft closed the vulnerability CVE-2024-38077 in the Windows Remote Desktop Licensing (RDL) service of Windows Server. This is a Remote Code Execution (RCE) vulnerability that has been rated with a CVSS … Continue reading

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Vulnerability in Windows Update allows downgrade attacks (August 2024)

[German]A security researcher from SafeBreach has taken a closer look at the Microsoft Windows update architecture. He discovered vulnerabilities in the operating system's update function (which are basically serious design flaws) that enable a downgrade attack. An attacker can thus … Continue reading

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CrowdStrike: New report, current status, lawsuits and more

[German]After the CrowdStrike Falcon software paralyzed 8.5 million Windows computers some time ago, the provider has now issued a second statement. According to the statement, 99% of the sensors are now back in operation. Otherwise, some of those affected are … Continue reading

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Attention: Microsoft's UEFI certificate expires on Oct. 19, 2026 – Secure Boot affected

[German]I'm posting a topic here in the blog that still has "a few days to go" but could have very unpleasant consequences. In the fall of 2026, a certificate in Windows will expire, which ensures that Secure Boot can be … Continue reading

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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 ...


Windows SmartScreen and Smart App Control exploited since 2018

[German]There are vulnerabilities in Windows SmartScreen and Smart App Control that are based on design errors. It has now become public that these vulnerabilities have been exploited by attackers since 2018. Security researchers at Elastic Security Labs have compiled and … Continue reading

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Microsoft's analysis of the CrowdStrike incident and recommendations

[German]One more addendum, on a topic taken up in my German blog at the end of July 2024. Microsoft has recently published an analysis of the CrowdStrike incident, which confirms the statements made by Crowdstrike. And there are recommendations on … Continue reading

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New BITSLOTH backdoor discovered; abuses the Windows BITS service

[German]Another nice story that I came across last week. What I had suspected for some time has been confirmed. The Background Intelligent Transfer Service (BITS) can be abused. A newly discovered Windows backdoor BITSLOTH uses BITS to communicate with command … Continue reading

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Active Directory tool LDP has a built-in SDDL editor and text exporter

[German]I'm putting a topic for administrators in the blog – it may be widely known. I myself am not so well versed in the AD area and the available tools. In Windows, there is the LPD.exe tool, which contains both … Continue reading

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Question: Where does Bitlocker store the recovery key in Windows?

[German]Bitlocker, the "unknown entity" I would like to paraphrase the blog post. It's about the question of where the Windows Bitlocker function actually stores the recovery key, which is needed from time to time. Before someone comes around with "in … Continue reading

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