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: How to configure firewall to use VPN only for some domains? [duplicate]

On my company laptop, I can activate the VPN connexion, but it's slow, and it will redirect all my traffic, including the web browser. I'd like to be able to use the VPN only to SSH into the company'...
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Windows firewall outgoing rule exception not working

I set custom outbound firewall rule on Windows Server 2019 which deny all outgoing traffic to 192.168.2.0/24. The rule is working for all until I set an exception in "Local principal/Exceptions". When ...
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27 views

Allow remote computer access to SQL Server via SQL Server Management Studio

I have both SQL Server and Windows on version 2016. I am trying to set the firewall to allow SQL Server Management Studio to connect from my PC to it. I have created an entry for port 1433 TCP local ...
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31 views

Block outbound on 80,443 except Windows Updates on Windows Server 2019

I can't believe I didn't find a proper solution for this problem, which I assume to be quite common: We have some Windows Server 2019 machines in the network, which are SQL-Server, frequented by ...
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347 views

Blocking remote internet traffic but allow local computer traffic (localhost) using Windows Firewall

Is it possible for me to block traffic to and from sources and destinations outside my local computer using Windows Firewall for certain programs? As I understand, I may have to use subnets/subnet ...
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1answer
42 views

Which windows firewall rule blocks ping/icmp on the ipv6 side?

I have been messing with enabling LAN side ipv6 on my gateway. I was doing some performance testing that began with ipv6-test.com and their side by side ping test of ipv4 and ipv6. I noticed both ...
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37 views

Just had 2 firewall path's pop up as letter:number\path\to\exe. Why the weird path?

I just finished upgrading all my hard drives. Lots of data migration. Fired up my first game and was prompted for a firewall rule. Not unexpected as the drive letter the game was on changed, ...
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143 views

How can I solve this DiskID conflict amongst my external disks?

I ran a game I hadn't ran in some time, and it popped up with a firewall rule request. I thought it was odd as I knew one should have already been present. I examined the rule and the path to the ...
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2answers
99 views

How can I create Firewall rules for Universal Windows Platform (UWP) apps?

Let's say I want to create a firewall rule for a Universal Windows Platform (UWP) app (Ex: Microsoft News, Netflix, etc.). How can I do that? (Command prompt / Powershell / Windows Defender Firewall ...
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44 views

Is it safe to only use the Public firewall on a Windows 7 computer with SQL server which has no connectivity to the Internet?

One of our Windows 7 computer with SQL server installed on it only uses the Public firewall because other computers on the network cannot access the SQL server if the private firewall is turned on. Is ...
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How to determine why I cant send a message via Distributed Tracking Coordinator?

I need some help getting messaging through Aquilatech Wake On LAN functioning. It requires Distributed Tracking Coordinator to be allowed through the windows firewall, which I have done. I have 3 pc'...
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204 views

Windows 10 error 0x80080005: cannot update, cannot turn on antivirus, firewall,

It's been a month since I could last update my operating system. I have Windows 10 that came with my laptop HP ZBook 17 G5. I also have HP Client Security, HP Velocity, HP WorkWise, Intel management ...
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79 views

Cannot access Windows 10 share from Ubuntu 18.04

I am trying to set up access to a Windows 10 share from Ubuntu 18.04. I get the following error: Unable to mount location Failed to retrieve share list from server: Connection timed out The ...
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Filter not listed in netsh wfp show filters

I was trying to debug what is blocking me from casting to chromecast. I turned on event loggin in auditpol so i was able to catch that some rule is blocking incoming connections from chromecast on ...
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1answer
60 views

Why would explorer.exe be trying to contact a Cloudflare IP address?

I'm running Windows 10 Home build 1903, and recently started monitoring outbound connections (using Malwarebytes Windows Firewall Control). explorer.exe today attempted to connect to 104.24.102.72, ...
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111 views

Can't Remote Desktop to a computer from another network

We have an office network with Windows machines. We use Fortinet's VPN to access the network remotely, and open a remote desktop connection to our local computers. We have this one computer that won't ...
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37 views

New Application Still Blocked by Firewall even after everything is disabled

We've got a new application developed that needs to connect to an SQL server. The program works fine on Apple devices downloaded from the App store, and the emulator works well on some machines, but ...
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41 views

How to clear the state of Windows filtering platform?

To troubleshoot firewall I use: netsh wfp show state this generates xml file for all the dropped packets and firewall state. the problem is that this file is 13 MB, and it keeps growing each time I ...
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147 views

Windows firewall rule(s) to block a specific program from accessing the internet (but allow LAN) when VPN is not active

I have a service that I need to only be able to access the internet when the VPN is active, but it also needs to be able to communicate with a specific program on another PC on the LAN. It would be ...
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1answer
390 views

How can I copy some Windows Defender Firewall rules to another PC?

I setup a couple of Outbound Rules in Windows 10 Defender Firewall on one PC. I like to copy these rules to another PC. The rules block a couple of programs from accessing the internet. These programs ...
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29 views

How to block external access to fresh XAMPP installation?

I have installed XAMPP on Windows 10 for the local development and don't want my XAMPP installation to be accessible from the outside. I am reading How to make xampp secure and it says that the ...
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57 views

Correct way to allow connection from Hyper-v guest to an application on host machine

What is the correct way to allow connection from guest to an application running on host machine? Example setup: some application running on my Win 10 host machine, say NodeJS app on port 4400 guest ...
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17 views

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 ...
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1answer
40 views

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 ?
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78 views

Allow regular users to modify Windows Firewall Settings

Is it possible to allow non-admin user to modify windows firewall settings, including creating IPSec tunnels? I tried adding the user into "Network Configuration Operator" group, while it did allow ...
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1answer
673 views

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 ...
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122 views

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 ...
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21 views

How to block most internet connections with Windows Firewall

I tried navigating to > Windows Defender Firewall > Turn Windows Defender Firewall on or off, and checked 'Block all incoming connections, including those in the list of allowed applications', for ...
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1answer
43 views

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 ...
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896 views

How to access local/remote docker container from another machine on local/remote network?

I have 99% solution and working for this question. But need few things from you gurus out there and set it right for secured solution. So need your help under bullet number 2 & 3 below. After ...
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1answer
267 views

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 ...
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62 views

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 ...
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1answer
483 views

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) - ...
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1answer
216 views

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 ...
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1answer
1k views

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 ...
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2answers
4k views

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 ...
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459 views

How to setup a VPN-killswitch on Windows 10?

I want to block every in- and outgoing connection on each profile and allow just specific appliactions/services on specific profiles. Quite easy actually, I had it working on my old pc. Now I got a ...
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1answer
463 views

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 ...
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1answer
803 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,...
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2answers
696 views

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 ...
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1answer
125 views

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 ...
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1answer
1k views

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 ...
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1answer
33 views

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 ...
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1answer
77 views

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 ...
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67 views

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 ...
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1answer
38 views

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 ...
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79 views

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 ...
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2answers
1k views

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 ...
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1answer
1k views

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 ...
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168 views

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 ...

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