User and Permissions

Implementing Sudoers File for Fine-Grained Access Control

Tutorial Overview In this tutorial, you’ll learn to configure the sudoers file to grant specific commands and permissions to individual users, allowing fine-grained.

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Aggregation

ELK Stack on Debian: Step-by-Step Deployment Guide

Overview on ELK Stack on Debian deployment The ELK Stack on Debian is a powerful solution for centralized logging and real-time data analysis..

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Clusters

HAProxy Cluster Setup

Overview of the HAProxy Cluster Setup This article walks through a two-node HAProxy cluster setup with high availability using Keepalived. It covers configuring.

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Automation with Scripting

Automated Email Sender from CSV or Excel File

Prerequisites: Step 1: Create the Script The script: Step 2: Install Dependencies Open your command line or terminal and navigate to the directory.

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Clusters

Web Servers with HAProxy for Failover

Two web servers will be load-balanced using HAProxy. Prerequisites Step-by-Step Guide Step 1: Install Apache or Nginx on Web Servers 1. Install Apache or Nginx: Step 2:.

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Clusters

Storage Cluster with DRBD and GlusterFS

Two storage servers will use DRBD to replicate data and GlusterFS for sharing directories between MongoDB and Web Servers. Prerequisites Step-by-Step Guide Step 1: Install DRBD and.

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Backup and Recovery Database Management

Creating Database Backups with mysqldump

Tutorial Overview This tutorial explains how to back up MySQL databases using mysqldump, ensuring data recovery options are available in case of a.

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Automation with Scripting

All iptables rules list

Overview of All iptables rules list script This article provides a Python script that exports, parses, and transfers all iptables rules list from.

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Automation with Scripting

Multiscan Script Scanning

Introduction: Discover how to enhance your network security using a Multiscan script for network scanning. This Python script integrates Nmap and SSLScan to.

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Articles

Critical HARDN Security Scripts Vulnerabilities: A Deep Dive

Introduction HARDN is a collection of security hardening scripts designed to enhance system security by enforcing MAC address randomization, TOR routing, directory lockdowns,.

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