The extent of the Krack fallout remains to be seen. Security analysts say it’s a tricky vulnerability to take advantage of, and major platforms like iOS, macOS, and Windows are either unaffected or have already been patched. But given the millions of routers and other IoT devices that will likely never see a fix, the true cost of Krack could play out for years.

https://www.wired.com/story/krack-wi-fi-iot-security-broken/