Ambient light sensors can reveal your device activity. How big a threat is it? For now, there's no reason for concern, but that could change in coming years.

Setting your sensor up like this will ensure you’re properly connected to your home and alerted when things come up, plus you get access to your other smart devices.

Amazon Echo Plus Wink After that, we walk you through setting up the Samsung SmartThings hub and connecting a water sensor, which can sense leaks and warn you before any serious damage is done.