Your Wifi security has been cracked!
KRACK Wifi Vulnerability has compromised the WPA-2 protocol and now your data can be easily decrypted.
IoT devices users have 2 better options. If you would use cellular data instead of connecting to your Wifi then it would be a better option than putting your data in to the risk.
Secondly and simply, connect to a VPN to add an additional security layer of protocol to keep your data safe and prevent it from going into wrong hands.
If you want to read further about KRACK and its prevention tips then go ahead and follow the link.
What Is KRACK Wifi Vulnerability And Its Impact?