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:.
Clusters
Articles
Understanding the NIS2 Directive: A Comprehensive Guide
Introduction to the NIS2 Directive The NIS2 Directive (Network and Information Security Directive 2) is an updated European Union (EU) cybersecurity directive designed.
Aggregation
Graylog Log Aggregation Cluster: Setup on Debian 12
Overview of Graylog Log Aggregation Cluster A Graylog Log Aggregation Cluster allows centralized log management, making it easier to analyze and monitor system.
Articles
High Performance Computing (HPC) Architecture Guide
What is High-Performance Computing (HPC)? High Performance Computing (HPC) architecture refers to the design and structure of systems that use multiple interconnected computers.
Cybersecurity
HAPS Setup on Debian 12
Overview of HAPS Setup on Debian 12 This guide details the HAPS setup on Debian 12, or Elite proxy (as others call it).
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,.
User and Permissions
Understanding and Setting Permissions with chmod and chown
Tutorial Overview This tutorial covers file permissions and ownership management on Linux. Using chmod and chown, you’ll learn to set specific access permissions.
Backup and Recovery
Restoring from Backups
Tutorial Overview This tutorial describes how to restore files, directories, and databases from backups, focusing on both rsync file backups and mysqldump database.
Clusters
Galera Cluster for MySQL/MariaDB
Overview: Galera Cluster is a synchronous multi-master database cluster designed for MySQL and MariaDB. It ensures high availability, redundancy, and scalability, making it.
Cloud Computing
Cloud Computing: A Comprehensive Guide
Cloud computing has revolutionized modern IT infrastructure, offering scalable resources, flexible deployments, and cost-efficiency. This guide provides a comprehensive introduction to cloud computing.