Google Partners with ADT

A perhaps unexpected move, to address increasing concern about issues of security in the smart home.

Google Invests $450M in ADT to Begin Smart Home Security Partnership in Voicebot.ai

Google is investing $450 million in popular home security provider ADT. The investment is part of a new partnership between the two companies to have ADT and Google Nest smart home devices work in tandem in both business and technical terms. ... " 

Samsung Teams with ADT

No mention of Voice or Bixby here.  Connection with a major security system provider is important.

Samsung teams up with ADT for new SmartThings-powered home security system   by Chaim Gartenberg

Samsung announced a new SmartThings-powered home security system today, but with an interesting twist: the company has partnered with ADT, a professional home security company, to provide optional security monitoring services. The end result is a product that combines DIY smart home products with professionally installed and monitored security systems, for what may be the best of both worlds.  ... "