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# iot

Security challenges and solutions for Internet of Things and embedded devices.

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Why MQTT Last Will Testament Isn't Enough for Production IoT (And What We Built Instead)

Why MQTT Last Will Testament Isn't Enough for Production IoT (And What We Built Instead)

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2 min read
Unit testing ESP-IDF components with GoogleTest (host-based)

Unit testing ESP-IDF components with GoogleTest (host-based)

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4 min read
A Practical Bare-Metal Secure Boot Kit for Cortex-M

A Practical Bare-Metal Secure Boot Kit for Cortex-M

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5 min read
How to Reduce Time to Market with Linux BSP Optimization

How to Reduce Time to Market with Linux BSP Optimization

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4 min read
Keen Electronics Key Fob

Keen Electronics Key Fob

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4 min read
Inside the Bitaxe: How an Open-Source ASIC Miner Goes from Schematic to Solo Block

Inside the Bitaxe: How an Open-Source ASIC Miner Goes from Schematic to Solo Block

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7 min read
Virtual Guards Need Firewalls Too: The Hidden Cyber Risks in Modern Security Services

Virtual Guards Need Firewalls Too: The Hidden Cyber Risks in Modern Security Services

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3 min read
MQTT Explained in Simple Terms: The Lightweight Protocol That Powers the Entire IoT World

MQTT Explained in Simple Terms: The Lightweight Protocol That Powers the Entire IoT World

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8 min read
How Do IoT Healthcare Devices Work? Architecture, Tech Stack, and Security Explained

How Do IoT Healthcare Devices Work? Architecture, Tech Stack, and Security Explained

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3 min read
The Hidden Bottlenecks in IoT Systems (And How Engineers Fix Them)

The Hidden Bottlenecks in IoT Systems (And How Engineers Fix Them)

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2 min read
I Built a Simple Smart Home Dashboard Because Home Assistant's UI Made Me Cry

I Built a Simple Smart Home Dashboard Because Home Assistant's UI Made Me Cry

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3 min read
Hide a tree in a forest: a messenger that pretends to be a temperature sensor

Hide a tree in a forest: a messenger that pretends to be a temperature sensor

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7 min read
NF-1: How I Built a Resource-Zero Programming Language for Low-End Hardware at Age 14.

NF-1: How I Built a Resource-Zero Programming Language for Low-End Hardware at Age 14.

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1 min read
Building a Live Bus Tracker: AI Crowd Analysis & Real-Time Sync (Part 2)

Building a Live Bus Tracker: AI Crowd Analysis & Real-Time Sync (Part 2)

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3 min read
Building a Live Bus Tracker with ESP32-CAM, GPS, and Cellular Data (Part 1)

Building a Live Bus Tracker with ESP32-CAM, GPS, and Cellular Data (Part 1)

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2 min read
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