Tag Archives: Defender

Microsoft closes 12-year-old vulnerability CVE-2021-24092 in Defender (Feb. 9, 2021)

Posted on 2021-02-12 by guenni

[German]On patchday (February 9, 2021), Microsoft also fixed the CVE-2021-24092 vulnerability in Defender, which has probably existed for at least 12 years. This allows an attacker to elevate privileges under Windows, and this without the user’s intervention. However, there is … Continue reading →

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Microsoft Defender ATP quarantined Chrome Update as PHP-Backdoor

Posted on 2021-02-04 by guenni

[German]According to reports from administrators, Microsoft Defender ATP seems to have incorrectly classified the latest 88 version updates of the Google Chrome browser as malware and quarantined them. However, the problem is now said to have been fixed by a … Continue reading →

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Windows 8.1 Pro: Defender triggers alarm after installing KB4580347

Posted on 2020-11-16 by guenni

[German]Does the monthly security quality rollup for Windows 8.1 KB4580347 trigger a false alarm for Windows Defender? A German blog reader told me that a few days ago by mail. Advertising

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Windows 10: Fix for Defender GUI bug with exclusions

Posted on 2020-11-15 by guenni

[German]In Windows 10 some people have the problem that Defender does not show defined exclusions in the GUI. This should be fixed by Defender updates, but did not work for all of them. One person concerned has now sent me … Continue reading →

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Windows 10: Is the Defender GUI bug hiding defined exclusions fixed?

Posted on 2020-11-06 by guenni

[German]I take the topic again. Does Microsoft Defender show defined scan exclusions under Windows 10? Or is the GUI bug I mentioned in this blog still present after Defender updates? Advertising

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Windows 10: Does Defender forget defined exclusions?

Posted on 2020-10-28 by guenni

[German]Has anyone noticed the problem with Defender in Windows 10 that the virus protection suddenly loses defined exclusions for scans? Here is some information on this issue. Addendum: The bug has been fixed. Advertising

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Microsoft Defender: Download Feature removed …

Posted on 2020-09-19 by guenni

[German]But that was only a very short guest performance. Microsoft had added this ‘cool’ download feature to its Defender. But security experts wasn’t amused about that. All of a sudden the download feature is gone again … Advertising

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Security concerns about Microsoft Defender download feature

Posted on 2020-09-06 by guenni

[English]Microsoft has added a way to download arbitrary files in Defender. However, this download feature causes more headaches than enthusiasm among security experts. Advertising

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Microsoft Defender can no longer be disabled under Windows 10

Posted on 2020-08-22 by guenni

[German]Microsoft has now disabled the ability for administrators to disable the Defender included in Windows. This is intended to make it more difficult for malware to turn off the virus protection. At the same time, the registry entries and group … Continue reading →

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Microsoft Defender blocks Citrix services as Trojan

Posted on 2020-08-14 by guenni

[German]Currently, there is a problem that Microsoft Defender detects Citrix services as Trojans after an update and deactivates these services. But there is a workaround, which is described in a support article. Advertising

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