Darren Kitchen, 29, founder of Hak5 and creator of the WiFi Pineapple Mark IV. During just a few minutes in the lobby of the Omni Hotel here at SXSW, he disrupted dozens of Wi-Fi connections and rerouted them to his own "network" that replaced all Internet pages with a video of the
Nyan Cat kitten flying through space. Someone with malicious intent could have done far worse.