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

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Allow dropbox through windows firewall when everything else is blocked

Using this solution I've blocked all internet access with windows firewall and made an exception to allow local subnet traffic through the firewall. How would I allow dropbox through the firewall as ...
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613 views

Windows Firewall prevents File and Printer sharing from working

I have a domain-joined machine (Win2K8R2) that I'm using at work, and I'd like to copy some files to my personal machine (Win7) that is currently not on the domain. If Windows Firewall is enabled, I ...
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237 views

If you're running a web-app on port 8080 and don't want external users to see the app, how do you block it in Windows Firewall?

When I'm working on my app in a coffee shop, I want to make sure no one can see the app, which runs on localhost:8080. How do you configure Windows Firewall to block external connections to 8080 but ...
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557 views

How to lock down Win Vista Firewall for HTTPS only access?

When I'm on public WiFi (laptop), I want to configure my firewall through its advanced settings to allow only HTTPS web traffic. My first attempt was to block incoming and outgoing by default, then ...
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31 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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4k views

Windows 7 Professional 64-bit Cannot Turn-on the Firewall Error Code 0x80070422

When I try to turn-on the Windows firewall, I get the error code 0x80070422 which states "Windows Firewall can't change some of your settings." I could not find any solution on Microsoft website. I ...
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833 views

Open a port safely in firewall for a PC connected to Internet

This is related to this question PCs in same network can not communicate My real problem was that I have a web application I want to test running in PC1 but I noticed I could not even ping the ...
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268 views

Windows Firewall issues

I'm not sure whether this is a Windows problem or a .NET problem (i.e. whether it belongs here on on SO), but I've written a small HTTP server program in C# (using the .NET HttpListner class) which ...
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Windows vista firewall exceptions unchangeable

I want to allow a program (iTunes) through my windows firewall, so i check it in the program or port list under the exceptions tab (in my windows firewall settings), then i click OK. When i reopen the ...
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Windows Firewall Annoyance

I dont know why , but my firewall isnt letting anything except for internet explorer connect to the internet, including Windows updates. Whenever I try to open the firewall, it simply says " Due to an ...