IoT (Internet of Things) relies on diverse protocols to enable seamless communication between devices. Here's a breakdown of the most common ones:

1. MQTT 🐝

  • Description: A lightweight publish/subscribe protocol ideal for low-bandwidth, high-latency networks.
  • Use Case: Smart home systems, industrial automation, and mobile apps.
  • Learn more about MQTT
IoT Protocols Overview

2. CoAP ☁️

  • Description: Designed for RESTful architectures, optimized for constrained devices and networks.
  • Use Case: Sensor networks, machine-to-machine (M2M) communication.
  • Explore CoAP details

3. LoRaWAN 📡

  • Description: Long-range, low-power protocol for wireless sensor networks.
  • Use Case: Smart cities, agriculture, and logistics.
  • Read about LoRaWAN

4. WebSocket 💬

  • Description: Enables full-duplex communication over a single TCP connection.
  • Use Case: Real-time data streaming, interactive IoT dashboards.
  • Check WebSocket guide

5. HTTP/HTTPS 🖥️

  • Description: Traditional request-response protocol for web-based IoT.
  • Use Case: APIs for cloud platforms, user-facing web interfaces.
  • View HTTP protocol info

For deeper insights into protocol selection and implementation, visit IoT Protocols Deep Dive. 📚