The original v0.1 beta was created for a much older era of Windows (XP and Vista). While many users have reported success running it on newer operating systems, it is not guaranteed. Its reliance on older APIs means you may face driver errors and compatibility problems, especially on 64-bit versions of Windows.
Using SelfishNet to throttle or block internet access for others without their explicit knowledge or consent can violate acceptable use policies, workplace guidelines, or personal trust. It should primarily be used as a diagnostic tool or with permission from the network owner. Modern Alternatives to SelfishNet
Many modern managed switches include Dynamic ARP Inspection (DAI). This feature validates ARP packets in the network. The switch checks ARP packets against a trusted database (often built using DHCP snooping) and discards invalid ARP requests or replies.
The interface of SelfishNet is highly intuitive and split into a few primary controls: selfishnet v0.1 beta
Modern routers feature native QoS settings. From the router's dashboard, administrators can permanently prioritize specific devices (like gaming PCs or work laptops) or limit maximum bandwidth per user safely and natively.
The installation process for SelfishNet v0.1 Beta is not a simple, automated one. Because it is an older, third-party tool, it requires a few manual steps and supporting files to function correctly on modern systems.
Selfishnet should only be used on networks you own or have permission to manage. Alternatives to Selfishnet The original v0
Modern routers have built-in dashboards allowing you to prioritize traffic by device or application (e.g., giving gaming or video conferencing priority over background downloads) safely and permanently.
SelfishNet requires the driver to capture and inject network packets. Most modern versions of Windows also require you to run the program in Compatibility Mode (Windows XP or Windows 7) and as an Administrator . 2. Execution Download and extract the SelfishNet folder. Install WinPcap (if not already installed). Right-click SelfishNet.exe and select Run as Administrator .
The use of SelfishNet, while technically impressive, carries significant weight. The ability to control a network in this way is a double-edged sword, and the distinction between legitimate and illegitimate use is crucial. Using SelfishNet to throttle or block internet access
Tools that manipulate network traffic should only be used on private networks where you have explicit administrative authority. Unauthorized use on public or shared networks may violate terms of service or local laws regarding network interference.
In most jurisdictions, ARP poisoning falls under:
Users can check a "Block" box to completely sever a device's connection to the gateway. The Appeal of the Beta Version
To block a device, set the download/upload limits to a very low number (e.g., 1 K/s) or use the block feature, which effectively disrupts their ARP table entry, severing their connection 1.2.2. Important Considerations and Risks
A modern, updated alternative to WinPcap that offers better compatibility with Windows 10 and Windows 11. Ensure you check the box to "Install Npcap with WinPcap compatibility mode" during installation. Installation Steps