Computer Networks¶

SSH - Secure Shell

Introduction

Secure Shell, is a cryptographic network protocol that allows secure communication between two systems over an unsecured network. It provides a secure channel for data transmission, remote login, and other network services. SSH operates on the client-server model, where the SSH server runs on the remote system, and the SSH client is used to access it from a local system.

AAAhhh its just the typical definition again. lets understand the concept of SSH to get this definition into our head..

Getting Cozy with SSH

Ever wondered how we ensure our data stays safe while transfering our data from your machine to other through the internet, i know it passes through many lanes to reach the other machine. there's a catch here, anyone in the network can access your data before reaching the reciever machine and can manipulate the data.

alright lets picturize this..

Domain Name System

I think the basic to know before starting the web development, is to know how the web actually works.

You type “www.google.com” into your browser, and like magic, the Google homepage appears. But have you ever wondered how your computer knows where to find Google in the vast ocean of the internet? Enter the unsung hero of the online world — the Domain Name System (DNS) server. Let’s embark on a journey to demystify DNS, uncovering the behind-the-scenes ballet that brings you seamlessly to your favorite websites.