Selfishnet — V3

is a small, aging utility designed for Windows that allows users to manage and restrict network bandwidth for other devices connected to the same Wi-Fi network. While it remains popular for its simplicity, it is often flagged as a security risk and is technically outdated by modern network standards. Core Functionality

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: Because it uses ARP spoofing—a technique also used by some malware—many antivirus programs may flag it as a "Potentially Unwanted Program" (PUP) or a threat. Network Stability is a small, aging utility designed for Windows

: You can manually configure your operating system to use a fixed MAC address for your router, preventing Selfishnet's fake ARP broadcasts from overriding it. Dynamic ARP Inspection (DAI) : Because it uses ARP spoofing—a technique also

SelfishNet v3 is a network-management tool that lets users monitor and control devices on a local area network (LAN). Built around packet capture and ARP-manipulation techniques, it provides a GUI for viewing connected clients, measuring bandwidth per device, and selectively throttling or blocking traffic. While it offers convenience for home or small-office network troubleshooting and parental controls, its methods raise ethical and legal concerns when used without proper authorization.