Secure Remote Device Management Kit with ESP32 + LED
Build a Secure Remote Device Management System with ESP32 & LED – Learn Mutual TLS OTA
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
In an era of escalating IoT cyber threats, deploying devices that can receive secure over‑the‑air updates is non‑negotiable. With this kit, you’ll build a production‑grade proof‑of‑concept: an ESP32‑based client that connects to an MQTT broker over mutual TLS, fetches firmware updates and configuration changes, and signals status via an LED. No fluff — just the real skills that separate a hobbyist from an IoT security professional.
What You'll Build
A fully functioning secure remote management endpoint that authenticates with TLS client certificates, verifies broker identity, and pulls signed firmware binaries for OTA updates. The OLED display shows current firmware version, connectivity status, and update progress. An onboard LED blinks to indicate secure connection and update stages, making it easy to monitor in headless deployments. By the end, you’ll have a device you can drop into any industrial IoT network with confidence.
What You'll Learn
- Implementing MQTT with mutual TLS (mTLS) using ESP‑IDF or Arduino framework
- Generating and embedding client‑side certificates on ESP32 for bidirectional authentication
- Performing over‑the‑air (OTA) firmware updates securely from a cloud backend
- Designing robust power supply with buck converter and real‑time clock backup for reliable field operation
Kit Contents
| Component | Quantity |
|---|---|
| ESP32 Dev Board | 1 |
| DS3231 RTC | 1 |
| MicroSD Module | 1 |
| LM2596 Buck Converter | 1 |
| 0.96in OLED | 1 |
| 100nF Caps | 10 |
| 4.7kΩ Resistors | 5 |
| PCB Prototype Board | 2 |
| Enclosure Box | 1 |
| 5V 2A PSU | 1 |
| Soldering Iron | 1 |
| Solder Wire | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
This kit is designed for engineers, cybersecurity researchers, and B.Tech ECE/EEE students working on industrial IoT, Smart India Hackathon challenges, or final‑year projects requiring secure device management. If you're an embedded developer at a product company transitioning to connected devices, or a research scholar at IIT/NIT/VIT exploring mTLS in constrained environments, this kit gives you a head start.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Scan the QR code inside the box to chat with the AI companion trained on this project. It understands certificate generation, wiring, and OTA handshake errors. For human help, WhatsApp us — we respond fast.
Do I need a cloud backend to test OTA updates?
No, the kit includes instructions to set up a local MQTT broker with TLS on your laptop, so you can test end-to-end without internet. For cloud deployment, we recommend AWS IoT or Mosquitto on a VPS, and the AI companion provides configuration snippets.
Is soldering experience required?
Yes, you'll solder the OLED, RTC, and buck converter onto the prototype board. The kit includes a soldering iron and solder wire. If you're new to soldering, the AI companion has a crash course video.
Can I use this kit for production IoT products?
Absolutely. The mTLS implementation and secure OTA logic you'll learn are directly transferable to commercial devices. The kit teaches certificate management best practices that meet industrial safety standards.
ESP32 implements MQTT over mutual TLS for secure remote firmware update and configuration via cloud backend.
What's in this kit
Choose your assembly option:
- Soldering Kit — 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
- Breadboard Combo — 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items