Smart Bulb WiFi Server Hosts “Banned” Literature
Let’s stop for a moment and pause to consider the smart bulb. Imagine going back 20 years and telling yourself that people will be putting computers capable of acting as web servers into ligh…
Using NFC To Power Devices Instead Of Qi
It shouldn’t be any surprise that NFC and similar RFID implementations are capable of providing power to a receiver, since this is after all how RFID tags can work without a battery. The ques…
Using NFC To Power Devices Instead Of Qi
It shouldn’t be any surprise that NFC and similar RFID implementations are capable of providing power to a receiver, since this is after all how RFID tags can work without a battery. The ques…
DIY Smart Button Gets Surprisingly Complicated
There’s a reason that the standards specifications for various wireless communications protocols are extremely long and detailed. [Made by Dennis] found this out first hand when he decided to…
Converting A Nebra Cryptocurrency Miner To A Meshcore Repeater
After the swivel by Helium Inc. towards simply running distributed WiFi hotspots after for years pushing LoRaWAN nodes, many of the associated hardware became effectively obsolete. This led to quit…
Demonstrating The Sheer Lack Of Security In First Gen Cellular Networks
Modern cellular networks are built to serve millions upon millions of users, all while maintaining strict encryption across all communications. But earlier cellular networks were by no means so sec…
Review And Demo Of The Zoyi ZT-QB9 Smart Clamp Meter
Over on YouTube [Kiss Analog] reviews the New Zoyi ZT-QB9 Smart Clamp meter. If you’re putting together an electronics lab from scratch you absolutely must get a multimeter to start. A typica…
39C3: Liberating ESP32 Bluetooth
Bluetooth is everywhere, but it’s hard to inspect. Most of the magic is done inside a Bluetooth controller chip, accessed only through a controller-specific Host-Controller Interface (HCI) pr…
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