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Nope. August smart locks and Hue smart lights will continue accepting Bluetooth commands from previously-authorized clients while in offline mode. There are on
by floatingatoll 8y ago
Nope. August smart locks and Hue smart lights will continue accepting Bluetooth commands from previously-authorized clients while in offline mode.
There are only two viable choices:
1) Logout and/or factory reset all devices.
2) Delete the online accounts associated with all devices.
I recommend both, as otherwise there are edge cases where unsafety could remain.
Disclaimer: I did #2 when I left a long-term partner (along with a complete list of all credentials that needed to be rotated or disabled), both to be able to provide her absolute certainty that I could not somehow spy on her consummating her affair, and to ensure that I could not be placed into legal jeopardy by either of them as punishment for knowing that he existed at all. There is a serious legal risk if you retain access after moveout. Do not permit that risk to impact you.
- jpindar 8y agoHue lights are controlled by their bridge via Zigbee, not directly from a client via Bluetooth. Without an internet connection, they can still be controlled by a client that is on the same LAN as the bridge.
- floatingatoll 8y agoThe bridge only permits authorized LAN clients. Pairing requires using the physical “confirm” button in the center of the bridge itself. Being on the same LAN is not sufficient. EDIT: Oh, yes, you’re right about the “it’s not Bluetooth” nitpick, for whatever good that is to this conversation :)
- bigiain 8y agoWhile not perfect, it still helps. The threat from an abusive ex with internet access is a lot larger than an abusive ex within bluetooth range. I maintain a version of your "complete list of credentials" professionally - and every time I've left a job I've supplied that list saying: "Here are the company-related credentials to which I've had access. This list is best-effort and may not be complete. Please respond acknowledging I've advised you to change these and any other credentials I've ever had access to."