@kj-infra

Setting Up and Testing SSH Key-Based Authentication on an EC2 instance

Sep 5, 2024 · 3 min read · In this article, we will set up and verify SSH key-based authentication for accessing an EC2 instance or any SSH server of that matter securely from a client machine without having the need to enter passwords. TLDR : Generate ssh key pair on your loc...

Creating a compressed file in Linux using shell

Sep 5, 2024 · 1 min read · Open Terminal: Launch your terminal application. Navigate to Directory: Use cd to go to the directory containing the files you want to compress. cd /path/to/your/files Create the Compressed File: Use the tar command with the -czf options to create a ...

How to disable SSH root login on linux servers

Sep 5, 2024 · 2 min read · A significant security vulnerability is permitting unrestricted root access. This creates an easy target for hackers, who could try to guess your root password through brute force attacks and potentially gain entry to your server if the password is w...

Managing services with Linux

Aug 30, 2023 · 2 min read · What is a service? A Service is an application component that can perform long-running operations in the background. It does not provide a user interface. Once started, a service might continue running for some time, even after the user switches to a...

Notes - Terraform Basics - Creating virtual networks and virtual machines on Azure (guided project)

Aug 21, 2023 · 8 min read · Before we begin with this, we should have some context to it. What is Infrastructure as Code (IaC)? In the most generic sense, IaC is deploying infrastructure through code rather than manually deploying it through a user interface. Why does deploying...