Click the button to list all active devices.
Download the SelfishNet v3.0.0 archive from a trusted, reputable source. The utility is portable, meaning it does not use a standard Windows installer wizard. Extract the contents of the .zip or .rar folder to a dedicated directory on your local drive (e.g., your Desktop or Program Files). Step 3: Run as Administrator
: Features a tiny file size that requires minimal CPU and RAM resources. System Requirements
Completely cut off a device’s internet access with a single click. selfishnet v3.0.0 windows
As a result, all network traffic traveling between the target devices and the internet is forced to pass through your computer first. Once SelfishNet sits in the middle of this traffic, it can measure the data speeds, restrict the bandwidth to your exact specifications, or drop the packets entirely (blocking the connection). System Requirements and Prerequisites
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SelfishNet requires older .NET Framework 3.0 components. If your Windows 10/11 system prompts you, choose "Download and install this feature". Click the button to list all active devices
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: If you are on Windows 10 or 11, setting the compatibility mode to Windows Vista in the properties menu can help resolve startup crashes. Core Functionality Once the features are active, you can use the software to: Discover Devices
You must have a packet capture driver installed. WinPcap is the classic requirement, though many users now use Npcap in "WinPcap compatibility mode". Extract the contents of the
SelfishNet v3.0.0 is a lightweight, portable network management tool for Windows that allows you to monitor and control the bandwidth of all devices on your local network without needing router access. It is particularly popular for its ability to or completely block devices using ARP spoofing. Key Features
Otherwise, I strongly encourage you to choose legal, ethical tools for network management.
While useful, Selfishnet is often flagged by antivirus software because it uses techniques similar to network attacks. To use it effectively: