These developments have many wondering what a smart security camera or doorbell does, who has access to the video they take — and what homeowners can do to secure their own data.

The FBI was able to produce footage from Nancy Guthrie's Nest doorbell, even though authorities previously said it was disconnected. FBI Director Kash Patel says the video was recovered "from residual data located in backend systems," but didn't share additional details.

Add Yahoo as a preferred source to see more of our stories on Google. For other models, use the reset button on the device to reset the Nest camera. This article describes how to reset a Nest camera to restore its default settings if it's not working correctly

Editor’s Note: Google Nest Cams are so good ADT includes them in their home security packages. So, we recommend upgrading your security game and getting an entire ADT system instead. If you want the most protection, this is the way to go. The Google Nest ...