IoT is likely to be an issue for some time, imho.

A HomeKit vulnerability in the current version of iOS 11.2 has been demonstrated to 9to5Mac that allows unauthorized control of accessories including smart locks and garage door openers. Our understanding is Apple has rolled out a server-side fix that now prevent unauthorized access from occurring while limiting some functionality, and an update to iOS 11.2 coming next week will restore that full functionality. iOS Homekit Zero-Day Vulnerabiltiy to Smart Accessories [9to5mac.com]