I am trying to write a simple windows filtering platform kernel driver to add some filters. I used the VS2019 Kernel Driver project template and added ...

We have an NDIS LWF driver, and only on very few systems, we get IRQL_UNEXPECTED_VALUE BSOD on the NdisFIndicateReceiveNetBufferLists, But we do not r ...

I have a kernel driver that seperates every net buffer in every recv/send NBL, and allocates a local structure for every NB which contains the packet ...

I have written a NDIS LWF driver, that gathers send/recv packets, and sends them to the user service, and the user service marks those that are OK, an ...

I wanted to know the deep understanding of how Filter Drivers works. What is the detail and usages? for example: FwpsCalloutRegister FwpmTransactionB ...

I've been trying to modify outgoing DNS packets via the DATAGRAM_DATA layer in WFP, however i get blue screen errors when rewriting the destination ip ...

I am trying to redirect DNS requests on a per-app basis using WFP (Windows Filtering Platform). I want to redirect to a public DNS server - not a loca ...

I would like to redirect DNS requests for specific processes on Windows so that they hit a different set of DNS servers than the default ones configue ...

According to documentation for FWPM_LAYER_ALE_AUTH_CONNECT_REDIRECT, "Starting with Windows 8, memory allocated for localRedirectContext will have it ...

I'm trying to implement a simple firewall which filters network connections made by Windows processes. The firewall should either allow/block the con ...

I have not been able to locate documentation indicating whether Windows 10 IoT Core supports WFP in any capacity. I am particularly interested in whet ...

I am exploring possibility of creating a VPN client for Wireguard using WFP framework. I see many example of VPN client developed using NDIS library. ...

I am implementing a callout routine for WFP driver doing connection redirection. I have registered at the FWPS_LAYER_ALE_CONNECT_REDIRECT_V4 layer. Ev ...

I am trying to code a simple firewall application which can allow or block network connection attempts made from userlevel processes. To do so, follo ...

I copied the sample program from WFP documentation. https://docs.microsoft.com/en-us/windows/win32/api/fwpmu/nf-fwpmu-fwpmtransactionbegin0 I am usi ...

The Question: I want to write a function that has the following pseudocode signature: I want to have the following constraints, however: The w ...

I am running a VPN in windows 10 desktop (using OpenVPN) and the VPN is the default gateway, so that all traffic by default goes through the VPN tunne ...

I'd like to have firewall that isolate my device from network with exception of few port/ip pairs that I wish to allow. For example, in order to all ...

I am using Visual Studio Community 2019, SDK & WDK preview. E0513 a value of type "const wchar_t *" cannot be assigned to an entity of type "w ...

I'm using WFPSampler to redirect all traffic to a specific interface by using command: This works just fine, traffic from all of the processes is r ...