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Satellite IoT: keeping sensors connected beyond cellular coverage

A sensor can keep taking measurements after cellular coverage disappears. Without an available connection, however, those readings and alerts never reach the person who needs to act. This happens on farmland far from towns, at an isolated storage tank, or along a vehicle’s route through areas without mobile service. The device remains powered, but the last update on the monitoring platform gets…

We haven't written up this one. Dev.to has the full story — the link below goes straight to it.

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Keep Free Lanes Off the Signed Webhook Path

The billing webhook stalled for forty-one silent seconds. The payment provider sent the same event again. A free-lane agent was still classifying intent. The worker then granted store credit twice.

  • Free lanes must not be on signed webhook paths
  • Duplicate deliveries discovered before dawn
  • Public endpoint on preemptible free server

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