Set up iptables-persistent on Debian
Introduction: If you set up iptables-persistent on Debian it allows your firewall rules to survive system reboots. This guide will walk you through.
Automation with Scripting
Automation with Scripting
Automated Package Management on Remote Hosts
Overview on automated package management Automated Package Management is essential for maintaining multiple servers efficiently. This guide demonstrates how to create and execute.
Cybersecurity
AppArmor on Debian 12
Overview of AppArmor on Debian 12 AppArmor on Debian 12 provides mandatory access control to enhance system security by confining applications. It protects.
Networking Basics
Configuring SSH Access and Security
Tutorial Overview SSH (Secure Shell) allows secure remote connections to your server. This tutorial covers installation, configuration, and security best practices to protect.
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.
Automation with Scripting Clusters
AWX k9s Dashboard on Kubernetes: Setup on Debian 12
Overview of AWX k9s Dashboard on Kubernetes This guide details the installation and configuration of the AWX k9s Dashboard on Kubernetes using a.
Database Management
Installing and Configuring MySQL
Overview on Installing and Configuring MySQL This tutorial provides a step-by-step guide for installing and configuring MySQL on Debian-based distributions, covering both installation.
Backup and Recovery
Creating System Backups with rsync
Tutorial Overview This tutorial provides a comprehensive guide to using rsync for creating backups of important files and directories. rsync is a powerful.
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:.
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,.