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Dennis Knake

As seen in: teltarif.de, WeSpeakIoT
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Articles

Meta’s AI Modes Record Without the LED. Should Germany’s Regulator Reconsider?

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By Dennis Knake
| WeSpeakIoT
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Open in Who Shared View Duplicates (674) Issue with article?

Proactive SIM: How a Hostile SIM Card Takes Over IoT Modems

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By Dennis Knake
| WeSpeakIoT
A SIM card is allowed to issue commands to the device it sits in – that is written into the cellular specifications. Researchers at the University of Birmingham examined what happens when that card turns hostile: six of eight IoT modules tested could be driven this way, and three of 18 smartphones. What is the Proactive SIM feature and what does RUN AT do? A SIM card is not a passive memory chip but a small computer. Normally the modem’s communication processor queries the card.
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New 4G Environmental Sensor on Long-Term Test: SenseCAP Combo 5-in-1 Over Three Months in Practice

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By Dennis Knake
| WeSpeakIoT
With the SenseCAP Combo 5-in-1 with 4G, Seeed Studio delivers a professional environmental sensor suited to greenhouses, among other settings. Solar-powered and cellular-connected, it is ready to run quickly. The Seeed API also leaves plenty of room to build your own dashboards. I tested the device — and above all its API for a custom dashboard — for three months ahead of the global sales launch at the end of August 2026. Who is Seeed Studio, and who does the company build for?
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