Tag Archives: Defender

Microsoft fixes Windows false positive Behaviour:Win32/Hive.ZY alarm

[German]Yesterday, Sunday (Sept. 4, 2022), Windows users were very excited when Microsoft Defender reported a Behaviour:Win32/Hive.ZY detection. The whole thing was a false alarm after Microsoft had armed the signatures for this malware via update, because Chromium browsers, Electron framework … Continue reading

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Windows Defender reports (false positive) Behaviour:Win32/Hive.ZY (Sept. 4, 2022)

[German]Short note for Windows users who are startled by Microsoft Defender with a virus detection on their system on Sunday (Sept. 4, 2022). For a few hours now, the Microsoft virus scanner has been reporting a Behaviour:Win32/Hive.ZY as a detection. … Continue reading

Posted in Security, Software, Windows | Tagged , , | 1 Comment

Windows issue: Defender collides with FMAPOService

[German]In April 2022, I had reported issues with Windows Defender on Windows 10 (20H2). From extreme RAM usage to startup problems with Word or effects like black screen after user login has been observed/reported. Some issues were supposedly fixed by … Continue reading

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Windows Defender Application Control: Recommended blocking rules (May 2022)

[German]In Windows 10 and Windows 11, Windows Defender Application Control (WDAC) and AppLocker are available as features in the enterprise variants (Windows 10/11 Enterprise) as security features (see this post). Now, Microsoft has published a list of recommended blocking rules … Continue reading

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Microsoft Defender for Business available

[German]Microsoft has announced the general availability of Defender for Business as of May 2, 2022. It is a standalone endpoint antivirus protection solution for small and medium-sized businesses. So, the solution goes beyond the Windows-integrated Defender in functionality, providing malware, … Continue reading

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

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Defender for Endpoint causes issues with Windows 10 20H2 clients (April 26, 2022)

[German]Does Word take an unusually long time to start on Windows 10 clients? Does the Windows 10 20H2 client go into black screen for 2 minutes or more after user login? Or does the event viewer seem to hang when … Continue reading

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Microsofts Defender flags Google Chrome Updates falsely as malicious (April 20, 2022)

[German]Microsoft's Defender for Endpoint (an enterprise security platform, see Got lost in Defender? There is something like a Defender Cheat Sheet available) seems to have run a bit amok once again. Administrators reported that since April 20, 2022, Defender has … Continue reading

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Defender signatures cause extreme RAM usage (April 2022)

[German]Brief information for administrators of Windows systems, especially Windows Server. I have received information that the signature files for Microsoft Defender that have been delivered recently are causing problems. On some Windows Server systems, RAM usage may become unmanageable, affecting … Continue reading

Posted in issue, Windows | Tagged , , | 5 Comments

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Got lost in Defender? There is something like a Defender Cheat Sheet available

[German]Indiscreet question to the readers of this blog: Do you still have an overview of exactly what Microsoft is currently doing with its Defender? I confess that I got lost a long time ago and get confused when blogging because … Continue reading

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New security feature allows driver block lists in Windows 10, 11 and Windows Server

[German]Microsoft is working on improving the protection of the current versions of Windows 10, Windows 11 and Windows Server 2016 and their successors against harmful drivers. For this purpose, Windows Defender Application Control (only available in Enterprise editions) or HVCI … Continue reading

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