Cybersecurity

SSH Secure Configuration

Overview on SSH secure configuration OpenSSH is the implementation of the SSH protocol. SSH Secure Configuration is recommended for remote login, making backups,.

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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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Monitoring and Performance

Disk Usage Analysis with df, du, and ncdu

Tutorial Overview Learn to analyze and manage disk space usage using df, du, and ncdu on Debian-based systems. These tools help identify storage.

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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.

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User and Permissions

User Accounts: Create and Manage

Tutorial Overview This tutorial explains how to create, manage, and configure user accounts on a Debian-based system. You’ll learn how to add new.

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Cybersecurity

UFW Firewall Configuration

Overview of UFW Firewall Configuration UFW (Uncomplicated Firewall) is a front-end for managing iptables firewall rules on Linux. It simplifies the process of.

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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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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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Cybersecurity

SELinux Configuration Guide

Overview on SELinux Configuration Guide SELinux, or Security-Enhanced Linux, is a security architecture integrated into the Linux kernel. It provides a flexible Mandatory.

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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.

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