Tag: iot

All the articles with the tag "iot".

• Reverse Engineering IoT Devices

  pinned
  Updated: 5 Apr, 2026

  Reverse engineering a Syska smart LED bulb by sniffing unencrypted BLE packets with Wireshark and Android HCI logs, then replicating the RGB control protocol using Linux Bluez tools (CVE-2017-18642).

• CircuitPython Conference Badge with MQTT and Adafruit IO

  Updated: 5 Apr, 2026

  Using CircuitPython with an ESP32 co-processor to build an internet-connected conference badge (PyBadge) with MQTT-controlled name display and NeoPixel RGB color picker via Adafruit IO.

• IoT Holiday Lights

  25 Dec, 2017

  Smart Christmas lights with Neopixel addressable LEDs, MQTT control, Alexa voice commands, and a live Raspberry Pi camera feed — all built on ESP8266 and open-sourced under MIT.

• IoT Protocols: A Few choices

  14 Nov, 2017

  Comparing MQTT, CoAP, and Bluetooth Low Energy for IoT communication — a guide to choosing the right protocol for constrained devices, from Open Source For You Magazine.

• IoT Security for Developers: Common Pitfalls and Best Practices

  30 Apr, 2017

  IoT security best practices for developers and startups — covering the do's and don'ts of securing connected devices, originally published as a guest blog on Mentor Graphics.