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Introduction to SELinux in Red Hat Linux

Welcome to Day 17 of the 30 Days of Linux Challenge! Today’s topic focuses on SELinux (Security-Enhanced Linux) — a powerful, but often misunderstood, security system built into Red Hat-based dist...

28.04.2025 0 Read More

Understanding ACL and Special Permissions in Linux

Table of Contents What is ACL (Access Control List)? ACL Management Commands What Are Special Permissions? Types of Special Permissions SUID SGID Sticky Bit Set Permissions Numerically Conclu...

28.04.2025 0 Read More

Understanding Permissions in Linux: A Deep Dive into chmod

Introduction I’m continuing my 30-Day Linux Challenge as part of my preparation for the RHCSA exam and today’s topic is one of the most important building blocks for working safely and co...

28.04.2025 0 Read More

Cloud Native Architecture: A Simple Introduction

When we hear "cloud native," it can sound like a buzzword — but at its core, it's about one thing: building better software for the cloud.Cloud Native Architecture is about designing apps that are:-...

28.04.2025 0 Read More

Linux: Search, Filter and Output

On some occasions, one may need to filter through the contents of large files. For this, Linux has several commands to read the files and filter their contents simultaneously. Let's go through some ex...

28.04.2025 0 Read More

5 More Techniques to Lock Down Public-Facing Linux Servers | by Faruk Ahmed | Apr, 2025

Member-only story 5 More Techniques to Lock Down Public-Facing Linux Servers --Share(Before this read: 5 Linux Hardening Techniques I Apply Before Hosting Any Website) ✍️ Full Blog...

28.04.2025 0 Read More

6 Linux Misconfigurations I Regret Not Catching Sooner | by Faruk Ahmed | Apr, 2025

Member-only story 6 Linux Misconfigurations I Regret Not Catching Sooner --Share Intro: Most Linux security issues aren’t caused by hackers — they’re caused by admins like us mis...

28.04.2025 0 Read More

7 Linux Security Mistakes I Made (So You Don’t Have To) | by Faruk Ahmed | Apr, 2025

Member-only story 7 Linux Security Mistakes I Made (So You Don’t Have To) --Share Intro: When I started managing Linux servers, I focused on speed over safety. I just wanted things t...

28.04.2025 0 Read More

8 Log Files Every Linux Admin Should Monitor Daily | by Faruk Ahmed | Apr, 2025

Member-only story 8 Log Files Every Linux Admin Should Monitor Daily --Share Intro: You can’t protect what you don’t monitor. Linux logs hold the answers to failed logins, strange ...

28.04.2025 0 Read More

How to Audit Your Linux Server for Hidden Threats in Under 15 Minutes | by Faruk Ahmed | Apr, 2025

Member-only story How to Audit Your Linux Server for Hidden Threats in Under 15 Minutes --Share 🧠 Blog Outline: Intro: Think your server is secure? Even hardened Linux boxe...

28.04.2025 0 Read More

Introduction to SELinux in Red Hat Linux

Understanding ACL and Special Permissions in Linux

Understanding Permissions in Linux: A Deep Dive into chmod

Cloud Native Architecture: A Simple Introduction

Linux: Search, Filter and Output

5 More Techniques to Lock Down Public-Facing Linux Servers | by Faruk Ahmed | Apr, 2025

6 Linux Misconfigurations I Regret Not Catching Sooner | by Faruk Ahmed | Apr, 2025

7 Linux Security Mistakes I Made (So You Don’t Have To) | by Faruk Ahmed | Apr, 2025

8 Log Files Every Linux Admin Should Monitor Daily | by Faruk Ahmed | Apr, 2025

How to Audit Your Linux Server for Hidden Threats in Under 15 Minutes | by Faruk Ahmed | Apr, 2025

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