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
Cybersecurity
Security Machine Tutorial for HARDN-Hardened Debian
This tutorial builds upon the HARDN project’s baseline hardening, then layers in encryption, network obfuscation, kernel and runtime hardening, advanced authentication, secure boot,.
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).
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.
Automation with Scripting
Automated Script Deployment and Execution with SSH
Purpose of the Script The provided script automates the process of uploading and remotely executing various Bash and Python scripts on multiple servers..
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.
Networking Basics
Setting Up Static and Dynamic IP Addresses
Tutorial Overview Learn how to configure a static IP address manually on a Debian-based system using the Netplan tool and revert to DHCP.
Articles
AI-Powered Cyberattacks: The Emerging Threat Landscape
Introduction As artificial intelligence (AI) rapidly evolves, so does its dual-use potential. While AI enables transformative benefits across industries—from healthcare to finance—it also.
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.