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
Articles
Quantum Cryptography: Securing Data in the Quantum Era
Introduction As we edge closer to the age of quantum computing, the very foundation of our digital security is being challenged. Quantum computers,.
Monitoring and Performance
Network Monitoring on Debian 12 with netstat, ss, and iftop
Overview of network monitoring on Debian 12 This tutorial explains network monitoring on Debian 12 using netstat, ss, and iftop. These tools help.
Automation with Scripting
Use a Service Monitoring Script to Check and Start Services
How to Check and Start a Linux Service Using a Bash Script Ensuring that critical services are always running on your Linux system.
Networking Basics
Understanding and Setting Up a Basic Firewall with UFW
Tutorial Overview Learn how to configure UFW (Uncomplicated Firewall), a simple interface for managing iptables. We will cover enabling UFW, setting rules for.
Clusters Database Management
MongoDB Replica Set
Introduction In this tutorial, we will guide you through the process of setting up a Replica Set, a critical feature for ensuring high.
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.
Articles
The Do’s and Don’ts of Cybersecurity for Internet-Exposed Servers
Introduction to the Do’s and Don’ts of Cybersecurity With the increasing reliance on internet-connected infrastructure, securing servers exposed to the internet is a.
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
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.