This smart ring allows you to use it as a phone, unlock doors using Bluetooth, among other things. {Video}
Locks should not be connected to the internet, folks!#innovation #startups #wearables #tech #CyberSecurity #security #IoT #Education #infosec pic.twitter.com/CiwUyE8pXR
— Michael Fisher (@Fisher85M) April 14, 2019
from Twitter https://twitter.com/Fisher85M