Questions tagged [windows-defender]

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5
votes
1answer
252 views

Managing Windows Defender in small business domain (is a nightmare)

I've spent a few months rolling out Group Policy for Windows Defender on a small business domain (about 25 workstations), and gathering the results with Event Viewer. (We are not running SCCM) I have ...
2
votes
2answers
206 views

Defender ATP public IP addresses

Does anybody know the IP addresses Microsoft uses for their Defender ATP Service? I can find the associated domain names but not a reliable source of the IP addresses being used.
1
vote
0answers
101 views

Windows Firewall - Protected network connections?

In Windows Defender Firewall, under Advanced Settings, there is a "Protected network connections" setting for each profile (Domain, Public, Private). An image of this setting: Protected network ...
1
vote
2answers
3k views

Is it safe to delete Windows Defender Scans History Files?

OS: Windows 10 Pro (used as production server to host websites, and mail functions.) I've noticed that de-fragmenting my hard drive (using MyDefrag v4.3.1) it's taking for ever to work itself through ...
0
votes
0answers
69 views

BSOD Critical_Process_Died after enabling Windows Defender Firewall

Server 2019 1809 17763.914 running Remote Desktop Services and all updates are applied. On reboot, the Windows Defender Firewall is stopped (even though it is set to automatically start) and when I ...
0
votes
0answers
11 views

How to make Windows Defener trust my applications at company level

In my company, I made some Windows form applications for internal use. They're some client-server applications, client is C# windows form (.NET4.6), server is ASP.NET REST API, publish using ...
0
votes
0answers
55 views

Windows Defender on-demand scan via MpCmdRun fails

I am having a problem with Microsoft's Windows Defender on Windows Server 2016 and Windows Server 2012 while running scans on-demand via command line. MpCmdRun.exe -Scan -ScanType 3 -File C:\...
0
votes
0answers
240 views

Onboarding Server 2012 to Windows Defender ATP console

I have onboarded Windows server 2012 R2 servers to Windows Defender ATP console by following: https://docs.microsoft.com/en-us/windows/security/threat-protection/microsoft-defender-atp/configure-...
0
votes
0answers
48 views

Windows Defender Real Time Scan

Windows Defender would not detect in real time a new Malware hidden in a .zip file. If I scan the .zip file after it was downloaded from the website it does detect it and deletes it. Zip file is not ...
0
votes
1answer
118 views

Windows defender real-time protection “disabled”

Initially windows defender was disabled for some reason in Windows server 2016. I enabled it from gpedit.msc by disabling "Turn off windows defender". When opening Windows defender, it shows real-...