Notes
Short notes on building products that need both hardware and software. Each is written around something that just happened.
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A software update should not be able to stop the fridge
An update still in testing reached refrigerators in customers' homes, and owners say theirs stopped cooling. Four things an update path should guard against, and a drill for the bench.
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Cyber Resilience Act: what your devices should be able to tell you
Since 11 September 2026 a manufacturer has 24 hours to warn of an exploited flaw. Four things a connected device should be able to tell its maker when the clock starts.