Zigbee2MQTT Network Key: Changing It Without Losing Groups/Scenes
Changing the Zigbee2MQTT network key re-pairs every device and drops groups and scenes. The startup error that follows, and how to rebuild them.
~/archive $ ls -la
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Security
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Zigbee2MQTT Install Codes: Why Some Devices Need Them
Hit \"Unsupported install code\" in Zigbee2MQTT? Which devices need one, why the printed code often isn't the whole code, and how to add it locally.
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Sonoff DIY Mode: Local Control Without eWeLink Cloud
Sonoff's DIY Mode swaps eWeLink cloud control for a local HTTP API, no reflash needed. Which devices support it, and how to bring it into Home Assistant.
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Zigbee2MQTT MQTT Broker Security: A Practical Checklist
A practical checklist for securing Zigbee2MQTT's Mosquitto broker and frontend, from the add-on's anonymous-access default onward. Every fix stays local.
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Xiaomi Cloud Tokens Extractor Stuck on 2FA? Here’s the Fix
Xiaomi Cloud Tokens Extractor stuck in a 2FA login loop? Here's the update that clears it, the official checklist, and the DevTools workaround.
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Aqara Cloud CVE Chain (June 2026): What It Means for Local-First Users
Aqara's June 2026 cloud CVEs chain into an account-takeover path. Here's how the chain works, who's exposed, and why local Z2M/ZHA setups sit outside it.
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Aqara Hub Security Patch Status: Are the 2025 CVEs Fixed?
Three CVEs hit the Aqara Hub M2, M3, and Camera Hub G3 in December 2025. Here's what's actually patched, what's still unclear, and what to do.