Just read the linked presentation/paper page instead. Less fluff, more details. https://www.usenix.org/conference/usenixsecurity12/feasibility-side-channel-att

Just read the linked presentation/paper page instead. Less fluff, more details. https://www.usenix.org/conference/usenixsecurity12/feasibility-side-channel-attacks-brain-computer-interfaces https://www.usenix.org/conference/usenixsecurity12/feasibili... They claim a 15-40% decrease in entropy over a pure brute force attack. The blip about 'already popular' isn't there. That said, there are gaming oriented neural interfaces on the market. An earlish one for example [1]. They're all basically just commoditized EEG machines. Would not say that they're 'popular with gamers', but they're out there. [1] http://www.ocztechnology.com/nia-game-controller.html http://www.ocztechnology.com/nia-game-controller.html