For those who remember firing up BackTrack (the predecessor to Kali Linux) or digging through early forums like HackThisSite, SelfishNet was a revelation. For younger cybersecurity enthusiasts, it represents a foundational piece of network address translation (NAT) and ARP poisoning history.
In the late 2000s, the digital landscape was a Wild West of unencrypted Wi-Fi, default router passwords, and a thriving underground of network manipulation tools. Among these, one name stands out for its simplicity, effectiveness, and moral ambiguity: . selfishnet v0.1 beta
Even in v0.1 beta, the tool could capture unencrypted traffic. In 2025, most websites use HTTPS, but back in the XP/Vista era, HTTP was rampant. SelfishNet could easily capture login credentials for forums, email accounts (POP3/IMAP without SSL), and FTP servers. For those who remember firing up BackTrack (the