By Cameron Summerson, HowToGeek.com, October 13, 2016
Public networks are inherently insecure
If you aren’t using Android’s “Wi-Fi Assistant”, you should. It automatically secures unsafe public wireless networks by using a Google VPN, so attackers can’t access your data.
Wi-FI Assistant was originally released with Project Fi, but now it’s available for all Nexus devices running 5.1 and above (in these countries). If your device has it, there’s no reason not to turn it on now.
What Is Wi-Fi Assistant?
Public networks are inherently insecure. It’s simple for evildoers to use things like packet sniffers to pull your data out of the sky while it’s transmitting—they just need to be connected to the same network as you.
