Knowledge Bytes

Understanding the Concept of VPNs

🔒 Definition — A VPN, or Virtual Private Network, is a technology that creates a secure and encrypted connection over a less secure network, such as the Internet.

MQTT Protocol Overview

📜 Definition — MQTT, or Message Queuing Telemetry Transport, is a lightweight, publish-subscribe network protocol designed for machine-to-machine communication, particularly in the Internet of Things (IoT).

The Journey of Data in a Web Application

🌐 Internet — The internet is the network that allows clients and servers to exchange information. It acts as the medium through which requests and responses travel.

Understanding Network Protocols

🔍 Definition — Network protocols are established sets of rules that determine how data is transmitted between different devices in a network. They enable communication by providing a common language for devices with different internal processes.

What Happens When You Type google.com

🌐 URL Entry — When you type ‘google.com’ into your browser, it initiates a series of backend processes to display the webpage.