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The Official Blog Site of the Windows Core Networking Team at Microsoft

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Latest Comments

Hi all I don't get it.It tried everything above with Hyper-V-Manager and virtual Windows 11, virtual Windows Server. I installed Ubuntu 20.4, Ubuntu 22.4. I can start and stop w32tm (with enabled PTPclient). I can start and stop ptpd on Ubuntu. I included the correct IPs in PTPdUnicast.conf and Regi...
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It would be great if this was ported back to windows 10. There are still upwards of two years of support left for IOT / LTS which I have on a few systems that are not eligible for moving to Windows 11 unfortunately
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in mDNS in the Enterprise on Nov 17 2023 12:23 PM
@mvduin I misworded my original reply, I didn't try to mislead. You are correct mDNS is a peer-to-peer name resolution protocol, hence the security problems :) I probably should have worded it as: if the functionality is still required between domain join hosts... I do ponder your thoughts on filter...
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in mDNS in the Enterprise on Nov 17 2023 11:24 AM
If mDNS is still required between clients and servers, perhaps a Connection Security Rule in the Windows Defender Firewall with Advanced Security MMC could be created to only allow authenticated computer to respond to UDP 5353.@JonBuhagiar The caveat with that idea is that mDNS is more peer-to-peer ...
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in mDNS in the Enterprise on Nov 17 2023 10:43 AM
This is a great discussion about mDNS in enterprise environments and how to mitigate it. I have studied the Microsoft implementation of mDNS from a blue team aspect, as well as other decentralized name resolutions methods like LLMNR. You can find some scripts to mitigate attack at https://github.com...
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