Windows Firewall is a basic port filter built into the Windows OS.

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Why does Firefox create inbound firewall rules?

We were poking around in the Windows 8.1 Advanced Firewall interface and we are noticing that there are two Inbound program rules created for C:\Program Files (x86)\Mozilla Firefox\firefox.exe Private ...
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38 views

Windows firewall allow connect to only 1 IP on machine with multiple IPs

My server has multiple IPs (e.g. 40.1.25.23 - 40.1.25.27). How can I configure windows firewall so that an inbound request to only one of the IPs will be allowed. (e.g. 40.1.25.25)
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14 views

Windows Firewall log is empty. Why?

How to make something go to the Windows Firewall Connection Security log? Currently it is empty:
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36 views

Why is the Windows firewall not blocking outbound ports?

I use the following rule to block all outbound communications to remote 80 ports. I want to use this approach to prevent web requests initiated from this computer. But it seems I still can access web ...
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1answer
9 views

SEP firewall rule import via .xml ?

I've got a Windows Firewall rule defined like below table NameGroupProfileEnabledActionProgramLocal AddressRemote AddressProtocolLocal PortRemote PortAllowed Computers ...
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47 views

How can I block a program's access to my local network, but not the internet?

I want to allow a program to access the web but not any computers on my local network. I found an answer here: How can I block a program from accessing the Internet? But I think that assumes you ...
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62 views

Restrict RDP access to 1 public ip address. Windows Server 2012 R2

I have a server who runs Windows Server 2012 R2. I would like to restrict the access of the RDP only to 1 public ip address. I tried the "Firewall with advanced security" --> Inbound Rules --> ...
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66 views

How to avoid gem update error in windows?

Showing below error C:\Ruby21>gem update Updating installed gems ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError) SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: ...
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1answer
30 views

Proxy/firewall windows bypass? [closed]

i am in with a little challenge here. We have a network where the Computers connect to our domain, to log on, and get internet connection... This work as a wireless connection. My boss made a very ...
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25 views

Windows Firewall - How can I have multiple public profiles, or multiple private profiles, with different rules?

Windows firewall only seems to have a few options for profiles. Your public, private, and domain profile. What if you want to have 2, or even 3 private profiles though because you move around to ...
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31 views

Cannot unblock Windows firewall port for specific program

I am developing a custom server application hosting HTTP (though not HTML) requests on port TCP 5123. If I add a Windows firewall rule to allow incoming connections to this port for any program then ...
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1answer
41 views

Get access denied error when adding predefined network discovery firewall rule

I'm running windows 7 Ultimate SP1 x64. When I access the network tab from start I get a yellow banner saying Network discovery and File sharing are turned off. If I click to change it just reverts ...
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20 views

How do I regain connectivity to a Windows Server after calling Powershell cmdlet Remove-NetFirewallRule?

I have some servers on AWS cloud. I accidentally invoked the PowerShell command Remove-NetFirewallRule and this has completely locked me out of the server. The server is joined to a domain. I have ...
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26 views

How I Can Specify Ports and Certain IPs So That Some IPs Can Access only Via That Port in Windows Server 2008

I want to open a Port where I want to list some IPs. Only These IPs should be able to access via that Port. How can I do these in Windows Server 8.
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1answer
63 views

Windows firewall - how to block from all ip other than localhost

How can I block all connections to port 80 from all IP's other than localhost via windows firewall ? I am using windows 2012 R2 and want to allow only connections from localhost on this port. My ...
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1answer
86 views

netsh advfirewall open TCP ports 80 and 443 for outgoing traffic

I need to do the following with netsh advfirewall commands: Open TCP ports 80 and 443 for outgoing traffic to dc.services.visualstudio.com and f5.services.visualstudio.com. How can I do this?
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45 views

Cannot open port 25565 and others

I try to open my Minecraft server and my gmod server ports. Now I only try Minecraft and I tried to open in 192.168.1.1 in Windows firewall. I went to this site: ...
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2answers
22 views

Get windows firewall to ignore test builds

I've got a continuous integration system running on my computer which is placing the test build outputs into temporary files on the system. Unfortunately this means Windows Firewall considers each ...
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61 views

Block any connection in the Microsoft Loopback Adapter with Windows Firewall

What (inbound?) rule should one add in order to block any connection running inside the Microsoft Loopback Adapter? Is that even possible? I heard that almost for the default loopback (127.0.0.1) any ...
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1answer
2k views

How can I configure my firewall to block Abobe Illustrator CC 2014 updates on Windows 7?

I have a very simple question. How can I configure my firewall to block Abobe Illustrator CC 2014 updates on Windows 7? I would like to do this properly. Thanks.
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1answer
65 views

IPC$ Block By Firewall

I have two active domain in my work place, the main console PC is in domain A while the active server is in workgroup. The active server needs to connect to console PC's folder using the following ...
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1answer
19 views

Windows firewall disable without domain

how to globaly disable Windows firewall on all client's PC from Windows Server 2012 R2 without domain? It is possible? Thank you Dyno
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153 views

How to whitelist (Windows Firewall) a program using the Java runtime?

I am using Windows Firewall on a Windows 7 laptop to block outgoing connections by default. I want to allow SurveyCTO, which requires Java, to sync with a remote server. Even with "Allow" rules for ...
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1answer
58 views

Prevent unauthorized network connection

Can another computer (connected to Network B) gain access to my computer (connected to Network A through wifi) via any means? How can I protect myself from such unauthorized connections? I have the ...
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38 views

Why my connection in SSH is failing?

I am having trouble with making a connection through SSH Secure client in Windows 8. For making this connecition I am using VPN client and it makes the connection that I want but when I try to make ...
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2answers
62 views

Firewalling VirtualBox: restrict host inbound connections to guests only

I have Windows7 + Cygwin and VirtualBox. I would open a listening port on the host accepting only inbound connections from the VMs. Note: In many case the server services running on the host can be ...
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617 views

Windows 7 Firewall blocks incoming connection even though there is an “allow” rule

I'm running a (.net WCF) HTTP Service on 0.0.0.0:60001 and a remote client - on the same network - can't connect. Looking at the windows event log, i can see two related events: Event ID 5152, The ...
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1answer
182 views

Windows Firewall Remote IP Address Scope List Limit

I had read in the answer to this question that the Remote IP Address scope list limit is 1000 in Windows Firewall for a given rule. I am however at 1043 entries in the remote IP Address scope list ...
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20 views

I have a Windows Server 2012 which I would like to access only port 3389 and block other ports

I have a Windows Server 2012 which I would like to access only port 3389 and block other ports. Is this something that is doable? Maybe with the Windows Firewall?
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19k views

Windows cannot access \\[other computer] error code 0x80004005

I have two windows machine on a home wired network, one running windows 7 (I will call it w7 from now on) and one running windows 8.1 (I will call it w8 from now on). Both machines could access each ...
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22 views

port forwarding in windows

I need to forward all incoming traffic on specific port to another port on the same device "locally not proxy", and all outgoing port traffic. in Linux it is possible using iptables I used NAT chains ...
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1answer
436 views

Windows firewall - block all incoming connections enable/disable - CREATE SCRIPT

Is it possible to create script which enable/disable the first checkbox of windows 7 firewall settings (Block all incoming connections....)?
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175 views

Windows Firewall fails to launch, error 5 - like KB943996, but fix not working

Environment Windows 7 Professional SP1 PL, domain-joined. Problem Since 2014-06-12, several of our computers (but definitely not all, not yet at least) embraced a problem with printer sharing, ...
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1answer
131 views

Setting Windows Firewall To Default To “Block All” Bottlenecks Internet

I have been concerned lately with the number of programs that have been transmitting data on my machine, so in attempt to halt all unwanted communication I set the Windows firewall state to block ...
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157 views

Firewall Block all outgoing connection

I want to block all outgoing connection. I have created a custom rule: C:\Windows\System32\netsh.exe advfirewall firewall add rule name="blockout" dir="out" action="block" enable="no" ...
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72 views

how does the software firewall affect the hardware network card?

I am waking my computer up by sending magic packets. But if I close UDP port 9 from windows firewall, my computers is not booting. And also, the lights on ethernet port are off. It looks little too ...
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1answer
19 views

Windows firewall - what order is used?

I setup a 2012 server with some extra bits a few days ago. Seems that there are 17 ports open to the free world now. I want to only permit access to these ports from a specific range of IP addresses. ...
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68 views

Block packets by size in Windows

currently I am receiving an attack against one of my services running on Windows Server 2008 R2 with malicious UDP packets all of a specific length. I have tried dropping these packets with a plugin ...
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1answer
236 views

Unable to change Windows Firewall settings

I am unable to access the settings for Windows Firewall on my Windows 7 32-bit computer. I go to System and Security (Start > Control Panel > System and Security) and click on Windows Firewall, but ...
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1answer
483 views

Windows Firewall inbound rules still blocks ports

I applied inbound rules for port: 1935, as well as outbound. When I check on canyouseeme.org, it says it (port 1935) times out. When I completely turn off Windows 7's firewall, it works without a ...
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2k views

Opening port 8080 on Windows firewall

I am not sure if I am just missing a trick here and it will be something rather simple, or if I am trying to do something that just isn't going to work.. Anyway, I have an asp.net site and I am using ...
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2answers
91 views

The Windows Firewall won’t run on startup

For some reason, the Windows (7) Firewall will not run on startup. When the security center starts, it reports that the firewall is not running and prompts me to start it. I click the flag to start it ...
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1answer
1k views

Can't remote desktop into my computer if firewall is running

Both are Windows 8.1 in local network. Remote access is enabled, firewall rule is enabled: Nevertheless, I am unable to RDS into this computer if firewall is running. I can RDS into if I turn of ...
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1answer
128 views

How to block all applications from accessing a connection in Windows 7 firewall?

I consider myself quite tech-savy but this one gives me real pain. I've connected to VPN through PPTP and I'm attempting to set up firewall rules to block any application from using it. Essentially, ...
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97 views

Windows Firewall: Limit Google Chrome to only local network connections

By local network, we mean within the subnet of the computer in question. The idea is to disallow browsing of internet web pages, while allowing ones served locally. Disallowing a particular local ...
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109 views

Windows Firewall: how to block all internet traffic except ones to/from Windows Update and Antivirus update?

Should it be done via block all except Windows Update & AV Update internet IP addresses; or block all except Windows Update & AV programs (is this possible to do?) If so, how? And if ...
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3answers
747 views

If you block an .exe file in Windows Firewall, are you also blocking the .dll files it uses or it needs to be done separatly?

Let's consider this scenario: There's some X software downloaded from the internet with one .exe file and several .dll files. The .exe file is prevented from accessing the Internet by using Windows ...
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206 views

Wifi Router Not Working While Windows Firewall Is On

I buy a Wifi Router and setup. All is running good, but just 3 issues: Issue No 1. On my pc (Local server) I edit host file like below: 127.0.0.1 example.com so, on my browser, if I enter ...
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615 views

Unable to surf with Ease due Certificate Requirement or virus

I am trying to surf the internet but for any link which I type or enter, I get the following message : This Connection is Untrusted You have asked Firefox to connect securely to accounts.google.com, ...
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304 views

Firewall issues with GBRIDGE = spawning another executable file

So i'm just trying out GBRIDGE .. I'm using windows firewall only, w/ windows firewall notifier app on my Win7 machine.. I have added the GBRIDGE exe to my firewall exemptions: C:\Program Files ...