The Hidden Security Risks Behind WPS on Home Routers

WPS was introduced in 2006 to simplify Wi-Fi setup for non-technical users — but a flawed PIN design, zero-entropy PBC method, and poor vendor implementations turned it into a major security liability. This article breaks down the full WPS architecture, the registration protocol, and the vulnerabilities that allow attackers to crack a network in under 9 seconds using nothing but a Raspberry Pi and Reaver.