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Category Archives: Windows
PetitPotam attacks on Windows blocked by RPC filters
[German]Security researchers recently disclosed a new attack vector called PetitPotam. By means of an NTLM relay attack, any Windows domain controller can be taken over. In the meantime, Microsoft has responded and published a security advisory about this security issue. … Continue reading
Windows 365 released
[German]On July 15, 2021, in the blog post Windows 365: The cloud PC presented at Inspire, I had reported on the new Windows 365, which was unveiled at the Microsoft Inspire conference. A month after that announcement, the Windows 365 … Continue reading
Microsofts Windows Quality Updates Primer (July 21, 2021)
[German]Microsoft provides different types of updates for Windows (10 and 11). These range from the monthly security and quality updates on patchday to preview updates and out-of-band updates. This is all known to well-informed administrators and users. But Microsoft has … Continue reading
Windows 10 20H2/21H1: Explorer does not show all servers of the domain environment
[German]Once again, a general question that came to me via a blog reader. It's about servers in a domain environment no longer showing up completely in Explorer in the Network Neighborhood on Windows 10 clients (20H2 and 21H1). The reader … Continue reading
Out-of-band update KB5005393 for Windows 10 V1607 printing issues (July 29, 2021)
[German]Microsoft has now released the unscheduled update for Windows 10 version 1607 as well as Windows Server 2016 on July 29, 2021. This special update KB5005393 is supposed to fix the printing problem in connection with a SmartCard authentication. Here … Continue reading
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 10 V1909: Preview Update KB5004293 (July 29, 2021)
[German]In addition to the preview update for Windows 10 version 2004 – 21H1 (see Windows 10 2004-21H1: Preview Update KB5004296 (July 29, 2021)) Microsoft also released an optional cumulative (preview) update KB5004293 for Windows 10 version 1909 (Enterprise, Education, IoT) … Continue reading
Windows 10 2004-21H1: Preview Update KB5004296 (July 29, 2021)
[German]Microsoft has released another optional cumulative (preview) update for Windows 10 version 2004, 20H2 and 21H1, as well as their Windows Server counterparts, as of July 29, 2021. The update fixes several gaming issues, as well as many other bugs. … Continue reading
Windows 10: Reliability update KB4023057 re-released (July 2021)
[German]Microsoft has once again released the preparation update KB4023057 for machines with Windows 10 in July 2021. The update is supposed to improve the reliability of the Windows Update service, i.e. to find any update problems on the Windows 10 … Continue reading
Microsoft Security Update Revisions (July 29, 2021)
[German]Brief information for Windows admins in the corporate environment. Microsoft has released the night of 7/29/2021 revised security updates to mitigate NTLM Relay attacks on Active Directory certificates and vulnerability CVE-2021-36934 (Windows Elevation of Privilege Vulnerability, HiveNightmare). I'll post it … Continue reading
Windows 8/8.1: Out-of-band fix for printer issue (July 28, 2021)
[German]Microsoft has released the next set of out-of-band updates for Windows 8 Embedded/Server 2012 and Windows 8.1/Server 2012 R2 on July 28, 2021. These updates are supposed to fix the printing issue in connection with SmartCard authentication. Here's a quick … Continue reading