Engineer's 'Smart Speaker Firewall' isolates Alexa devices in a snap | 5/30/2019 | Staff
trainmantrainman (Posted by) Level 3
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Chuck Carey is an experienced engineer and self-described technophile, but he's also wary of the proliferation of data-hoovering, Internet-connected devices such as the microphone-and-speaker combos used with digital assistants such as Amazon Alexa and Google Assistant.

"While I have three Echo Dots, I have always been suspicious of what gets collected by them," the Kirkland, Wash., man said. "So I tried to solve that problem: How to keep Jeff's minions out of my private stuff."

Month - Carey - Prototype - Design - Speaker

Last month Carey posted to GitHub his prototype design for a "Smart Speaker Firewall."

It is a box with a lid. Clap or snap twice—as with one of the original smart home products, the Clapper—and the lid pops open, allowing the device to be used as normal. Clap twice more and it closes and turns on a noise designed to prevent the device's sensitive microphones from detecting anything outside the box. He added a hand-drawn picture of Jeff Bezos inside the box's lid and says at the end of the video, "If you can see Jeff Bezos' picture, Jeff can listen to you."

Firewall - GitHub - 'oops - Moments - Goods

The firewall, he writes on GitHub, is meant to address "some well documented 'oops' moments, such as ordering unwanted goods, recording conversations...
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