Questions tagged [windows-firewall]

Windows Firewall is a basic port filter built into Microsoft Windows, starting with Windows XP SP2.

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Windows 10 firewall block all external traffic and allow local one [duplicate]

This is probably a noob question: I want to block all the outbound external traffic (public internet) but still allow all the internal traffic (from the local net). What I tried is: Allow outbound ...
Gonzalo Solera's user avatar
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1 answer
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Turn off Windows Firewall for a single PC in domain?

I have many PC's in domain is there a way to Turn off Windows Firewall remotely for single PC if I'm Domain admin ? Is there a way to do this without GPO ?
user1094935's user avatar
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Powershell: Check if the Firewall is enabled (not the profiles)

I'm a bit uncomfortable with how Windows 10 is displaying its Firewall status. I'm trying to audit my Windows 10 and Server 2016 devices to get the following information: Is the Windows Firewall ...
Arbiter's user avatar
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How to check which IP address is blocked in Inbound rules of Firewall?

I have blocked IP addresses from many countries due to some attack incidents happened on my server. Now in my inbound rules, I have more than 100 entries of different IP address range. Now some of my ...
Rohit Sawai's user avatar
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AS400 i-series cwbx port usage

Does anyone know what ports are used in cwboServiceRemoteCmd ? my program works fine with the firewall down so I know the error CWB4016 - cwbCO_Connect returned error code 10060 is caused by the ...
Marc Brunelle's user avatar
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Windows Firewall rule for executable with dynamic path?

I'm developing a program in Visual Studio Code on Windows 10 which starts an HTTP server and attempts to bind to localhost:8000. When I run the tests for this program by clicking "Run Test" in ...
5ba8cabe450348c7fbe2's user avatar
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Windows Firewall slowing down Python port scanner

I have made a simple port scanner in Python (code below the question). I'm running the scanner on a virtual Kali Linux against a virtual Windows 10. I'm using VMware Workstation 15 Player with both ...
Razze's user avatar
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2 votes
1 answer
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Enable Remote Desktop in Windows firewall without ticking Public

I've just bought a home server with Windows Server 2012 R2 on it. When I first got it the following rules were set up in firewall inbound rules: Remote Desktop - User Mode TCP in (Domain, Private) - ...
Excelnoobster's user avatar
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1 answer
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Firewall to block traffic to a specific IP - troubleshoot

There's a very similar question on Using Windows Firewall to block a specific IP on Windows 10 but I'm unable to block just a specific IP address. I'm curious if there's ever a difference between the ...
KyleMit's user avatar
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Will Windows Firewall block open websockets

If I have Windows Firewall turned off and open some websockets to an outside machine (wss), if I then turn on Windows Firewall, would custom inbound and outbound rules blocking TCP on all ports to the ...
Mobius's user avatar
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5 votes
2 answers
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How to prevent windows defender antivirus from deleting a file of a program

I am developing an app in react native. During installing an app (when I run its run-android command in cmd) in emulator antivirus is deleting an exe file as soon as it's downloaded. So how can I ...
serene's user avatar
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heroku run bash gives error: ! ! ETIMEDOUT: connect ETIMEDOUT 50.19.103.36:5000

I'm trying to use heroku run bash on windows 10, but get the following error: >heroku run bash Running bash on ⬢ map-test-portal... ! ! ETIMEDOUT: connect ETIMEDOUT 50.19.103.36:5000 I have ...
Jesse Reza Khorasanee's user avatar
3 votes
2 answers
10k views

Is it possible to assign Windows Firewall Rules to specific adapters?

My IT department has just changed from F-Secure firewall to the built-in Windows Defender Firewall (Windows 10). And it's quite properly, enforced by the group policy so ic an't turn it off. However,...
Adam's user avatar
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2 answers
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Does Windows Firewall block ICMP Timestamp Request (Type 13) by default?

This question is specifically related to the ICMPv4 Timestamp Request (Type 13) message. When I have Windows Firewall disabled I can send a Timestamp Request from the host and the client will receive ...
VineAndBranches's user avatar
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How to stop Windows 10 app downloading on metered connections

Despite setting my mobile connection to metered, the windows 10 Netflix app still automatically downloads gigabytes of data on my mobile connection. Changing Netflix settings such as Smart Downloads ...
gmatht's user avatar
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Why is Windows firewall not blocking incoming VNC access?

I have a publicly-facing Windows 10 box (with a public IP) that I would to configure so that I, and only I, can remotely VNC to it. Fortunately I can ensure that I will only be connecting to my ...
David White's user avatar
-1 votes
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Windows Defender Firewall is completely turned off, yet I still need to whitelist programs to let them work

Discord was constantly connecting/disconnecting when I upgraded to Windows 10. I went into the settings and turned off all virus protection and firewalls. Not just at the top "disable" but I went ...
Rick's user avatar
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-1 votes
1 answer
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Windows Firewall wont stay off

I have a Freenas server which i need to connect to. However i can only do this when windows firewall is disabled. I have another more controllable firewall installed. I have search for days and with ...
ojo360's user avatar
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2 votes
0 answers
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Win firewall doesn't block a particular application

I need to block internet access for a particular application (the SlimBrowser), but haven't succeeded yet. I added several rules to the Windows Firewall to completely block this app, but it still ...
xarx's user avatar
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Whitelisting network access for a specific program in Windows

I'm normally a Linux user, but in a while I'll need to use a Windows 7 system for a bit (not something I look forward to). I am using Tor Browser for anonymity. On Linux, I can use Netfilter to ...
forest's user avatar
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Windows: Only allow programs through firewall if connection is secure

I have setup an encrypted L2TP/IPsec connection using the built in settings in Windows 10. I only want to allow certain applications (i.e., Chrome) to be able to access the network if I am connected ...
Oh Dear's user avatar
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2 votes
2 answers
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Win10 1803: How to make mobile hotspot a private network?

I set up a mobile hotspot: The hotspot is listed as a public network by Windows: How do I make the hotspot a private network? After all, I only connect with private devices to it, and I want ...
feklee's user avatar
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2 votes
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Open a particular port so WSL can talk to my browser

I'm trying to run Jupyter notebooks from WSL (Windows Subsystem For Linux). The default port it uses is localhost:8888 However if I try to reach that in my browser, nothing happens. If I start ...
Luigi Plinge's user avatar
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Windows Firewall Rule still being applied after being deleted

I recently created an outbound rule to block an executable's traffic however, when I deleted the rule, the firewall was still blocking the application. I did a little digging and although I couldnt ...
Kieran Devlin's user avatar
1 vote
1 answer
4k views

Port forwarding issue with VMware

I have VMware Fusion running on macOS (host) and 1 VM with Windows 10 as guest. Networking is set to Shared (ie NAT). I would like to connect to a webserver running on the Windows 10 VM, on port 8888....
ƘɌỈSƬƠƑ's user avatar
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CDN gets blocked on one of my computers

I use trello.com for a bunch of stuff, and they use a CDN to deliver their assets. One of my computers is having trouble getting access to these assets, and I'm having trouble identifying where the ...
David's user avatar
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1 answer
357 views

How can I prevent the Media Centre Extender from recreating port rules?

I have a windows 10 PC which hosts a web service for an application, so there is a port rule for it to come through 7778. Recently a rule is overwriting the web service one causing it to stop working, ...
Ollie Spires's user avatar
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1 answer
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What is effect of hidden files or folder on UDP connection

I am running MFC application. All was working fine.But few files and folders were hidden.Now that application is getting collapsed on UDP connection event. I have checked firewall settings also.
Dipti's user avatar
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2 votes
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Port 25 firewall settings for only sending emails from code on windows server 2016

I installed SMTP server on my Windows Server 2016. This server will be used by my web application to send emails to the users. For receiving emails I use different mail servers (MX records points to ...
Gary's user avatar
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shortcut for enable/disable windows 10 firewall rules?

how do I enable/disable Windows Firewall rules using a shortcut? I tryed all and this "run, netsh.exe advfirewall firewall set rule name="RuleName" new enable=no" is not working as a shortcut ...
Borsa Andrei's user avatar
1 vote
1 answer
3k views

Allow Non-Admins Permission to Manage Windows Firewall

I am attempting to setup a process for our support team (non-administrators) to have access to remotely enable or disable a group of Windows firewall rules. I did the following to get to the point of ...
sudosysadmin's user avatar
2 votes
3 answers
3k views

Win10 allow incoming ICMPv6 - firewall is behaving weirdly

I finally got it working but I'm a bit confused still. Has anyone an idea why this approach (netsh) doesn't work on win10? technet forum netsh advfirewall firewall add rule name="ICMP Allow incoming ...
Djfe's user avatar
  • 21
2 votes
1 answer
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Use Windows 10 firewall with third party antivirus

I have a Windows 10 computer and am planning to buy antivirus software (Bitdefender antivirus plus). However, this one does not include a firewall. So my question is can I install this antivirus ...
William Weifenbach's user avatar
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Firewall and VPN issue on Windows

I was looking for a basic firewall program for outbound blocking. The only feature I needed was a notification for any new outbound connection so I could choose to allow or block. The free "Windows ...
kayan1's user avatar
  • 11
3 votes
1 answer
4k views

Windows 10 Firewall - How to deny all outbound but allow only Windows updates?

Goals: Use only Windows 10 Firewall Block all outbound traffic by default Allow Windows 10 updates Limit which svchost services are allowed through My progress so far on a fresh install: Outbound ...
ichimok's user avatar
  • 133
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1 answer
2k views

How can I properly open ports for local traffic on a windows domain profile?

I'm trying to open port 23 on a windows firewall, specifically a domain profile. The purpose is to allow communication from computers A and B to computer C, all are on the same domain. When I open ...
Afflicted's user avatar
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1 vote
0 answers
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How to use Windows Firewall to block?

Can someone help me figure out how to use Windows 10 Firewall to block internet access of some programs? I have some portable apps and would like to understand how to block them from the internet. ...
kayan1's user avatar
  • 11
0 votes
2 answers
3k views

Windows 10 firewall allows apps “is already in the list of exceptions”

On Windows 10 I've installed an app which needs access to the internet. Windows does not ask for a firewall exception like it usually does when I first run an app. When I go to the firewall's "Allow ...
Mike at Bookup's user avatar
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175 views

How to properly diagnose Windows 10 pro firewall not functioning

Ok, macOS / Linux native here on Windows territory and a bit lost. I'm helping a family friend upgrade to Windows 10. He has a company laptop that he was allowed to keep after his retirement. It had ...
Montmons's user avatar
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1 vote
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(Windows 10) How to make the firewall reload the config from registry?

After changing some firewall rules in HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules they show up in the wf.msc under "Inboud Rules", but in "...
David Balažic's user avatar
2 votes
1 answer
2k views

How to block all traffic on Win10 except for 2 programs

I have win10 Pro on a offline computer. I have a Synology NAS. So, I have the internet cable plugged in and have everything except for port 5000 (the NAS) disabled. Therefor no internet, no ...
Brian Tochilin's user avatar
0 votes
1 answer
5k views

Miracast connection error after joining ad domain

I have a situation where a laptop always ends up have a connection error when trying to establish a screen share using Miracast. Shockingly this phenomenon began right after joining the lenovo laptop ...
john zuh's user avatar
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548 views

How can I stop Microsoft from sending me unwanted data?

Im on a metered connection which is fairly slow during the day (faster at night) and my limit is 50GB/month. I recently did a fresh install of Windows 10 Pro and Im constantly getting data sent from ...
Kory's user avatar
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1 vote
1 answer
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Windows 10 firewall blocking all LAN traffic

I don't know when or how this happened, but the first time I noticed there was a problem was when I could no longer check my modem status page at http://192.168.100.1 - it immediately returns a your ...
m0p3r's user avatar
  • 21
0 votes
1 answer
605 views

CMD Prompt: Allow/Block a SERVICE in Windows Firewall... how to?

Does anyone know the Command Prompt syntax to Allow/Block a Windows Service in Windows Firewall? Research hasn't turned up a certain answer, even from Microsoft's official site. Specifying services ...
Thelps's user avatar
  • 39
0 votes
1 answer
1k views

vpn client can not connect to hosts over the vpn server

The goal is to provide connection from external notebook to the local hosts via Internet as they are in the same local network. All machines's OS = Windows 10 Hosts (static IP 192.168.137.X) are few ...
coherent-state's user avatar
6 votes
1 answer
1k views

Windows 7 Firewall outbound allow rule for CryptSvc not matching

I am using Windows 7 firewall with outbound filtering enabled. Windows Firewall does not provide an UI for new outbound connection prompts, it just blocks them. Windows Firewall Control solves this ...
theultramage's user avatar
6 votes
2 answers
22k views

Windows 10 Private Firewall Blocks All Internet Traffic

I experience an interesting issue lately. Sometimes when I turn on my desktop PC (Windows 10 Pro 64 bit v1803) I have no internet connection. After some searching I realized Windows' Private ...
Aventinus's user avatar
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How to allow only a single application to accept inbound network connections on Windows 10?

I am running Windows 10 Pro 1803 64 bit, and I have an application which I want to accept incoming connections on the LAN only (the computer and the other device are connected to the same internal ...
Cromulent's user avatar
  • 423
6 votes
0 answers
36k views

A way to stop MpsSvc (Windows Firewall) service in Windows 10

Is there actually a way to stop MpsSvc.exe service in Windows 10 without a reboot? I can stop the service neither via UI nor via cmd. For now, I only know a method when you set the startup type to "...
Corio's user avatar
  • 223

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