Internet of Things (IoT) Diploma [Arabic]

Explore the IoT stack across hardware, data and cloud layers, mapping sensors and actuators to TCP/IP and OSI models, with protocols like Wi-Fi, Zigbee, and Lora.

Explore the practical versus theoretical IoT stack and how sensors and actuators connect across wifi, bluetooth, zigbee, LoRa, or 4G/5G with MQTT and cloud.

Navigate IoT architecture from device to cloud, detailing layers, gateways, protocols, and data flow, with security through encryption, authentication, access control, zero-trust, and cloud integration with Salesforce CRM.

Explore end-to-end IoT architecture from sensors and wireless sensor networks through gateways to cloud, detailing MQTT-based data flow, backhaul, and big data analytics with security and device management.

Explore IoT device architecture, integrating sensors and actuators with microcontrollers (ESP32, Arduino, Raspberry Pi) and connectivity to the cloud for data processing, OTA updates, and closed-loop control.

Explore wireless sensor networks and IoT architectures, highlighting Wi-Fi, Zigbee, Bluetooth, LoRaWAN, Sigfox, and NB-IoT, gateways, cloud connectivity, and power-consumption trade-offs for smart meters and smart homes.

Explore how IoT gateways translate device protocols, aggregate data, and enforce security at the edge, bridging Zigbee, LoRa, Bluetooth, and cloud platforms.

Explore the ESP32 and Espressif-IDE, detailing wifi and bluetooth connectivity, dual-core processing, ultra-low-power modes, and security features like secure boot and flash encryption for sensor and actuator applications.

Explore the gpio driver for the esp32 within the idf abstraction, configuring input and output buffers, pull-up and pull-down resistors, interrupts, and sensor and actuator interfaces.

Learn how the NVS driver in IDF framework enables safe non-volatile storage on flash using a key-value store with checksums, namespaces, and atomic operations for wifi credentials and sensor calibrations.

Learn to implement an esp32 wifi driver for the xb32, enabling station and access point dual-mode operation, with event-driven configuration, IP routing, and secure connections for IoT devices.

Learn how to implement an efficient uart driver for IoT devices, covering asynchronous timing, data frame format, start and stop bits, parity, flow control, interrupts, and debugging through a console.

Configure and run an ESP32 HTTP server with httpd, URI routing, and dynamic HTML to control LEDs via GET, expose a REST API with JSON on a Wi‑Fi access point.

Drive a DHT digital humidity and temperature sensor interface with a web server via a single-wire protocol and a custom microsecond-timed protocol, feeding an IoT dashboard.

Develop a web weather app on an IoT platform by reading DHT11 temperature and humidity data via WiFi, serving real-time updates over HTTP with a JSON endpoint.

Explore mqtt on esp32, building a local broker using mosquitto to publish and subscribe temperature and humidity data from dht11 sensors, with topics, qos, and cloud integration.

Explore cloud computing for IoT, highlighting on-demand resources, data centers, and deployment models. See how AWS, Azure, Google Cloud, and Firebase enable real-time sensor data and IoT dashboards.

Identify and mitigate security risks across hardware, firmware, communication, cloud backend, and user applications in IoT, emphasizing secure design, end-to-end encryption, and threat modeling.

OpenSSL empowers secure IoT communications by implementing TLS and SSL protocols, managing certificates, private keys, and CSR workflows, and enabling TLS with Mosquitto MQTT brokers.

Secure MQTT communications for IoT devices by implementing TLS with mutual TLS, using OpenSSL embedded libraries, certificates, and CA verification for broker and client authentication.

Build an IoT app with Firebase, using real-time database and authentication to log humidity and temperature from DHT sensors via ESP32 on a web dashboard.

Explore Adafruit IO for IoT, using Firebase-backed feeds to stream temperature and humidity to web and mobile dashboards, with open source clients for Arduino and Raspberry Pi.

Explore Azure IoT hub as a fully managed, secure platform. Learn to provision devices, route telemetry, and build device twins.

Explore setting up an Azure IoT hub within a resource group and subscription, register devices, and configure symmetric or asymmetric keys and certificates for secure device authentication.

Explore Azure IoT Hub integration with MQTT and SAS token-based authentication, including time synchronization, symmetric keys, and device telemetry.