A shining example
of good common sense,
"For these types of applications, it's critical to have very secure communication because you don't want to have just anyone to be able to control all your home appliances,"
Exactly, and therein lies a lesson to be learnt, by at least, (just a random number pulled from thin air) 34 or more leading technology companies.
Perhaps google etal, should employ some methods used by TI, or maybe not, I'm not sure I've enough confidence in google to manage my electricity bills, yet alone my ad sponsored search for hacking the stack for fun and profit.