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Raspberry Pi Glossary \\ Raspberry-Pi-Glossary-526063852942.pdf Raspberry Pi Commands \\ Raspberry-Pi-74-Commands-4239584953.pdf Raspberry Pi 24 Best Games \\ Raspberry-Pi-24-Best-Games-492385539.pdf Linux Command Cheat Sheet \\ linux-commands-cheat-sheet-2...

IntroductionThis guide provides step-by-step instructions to configure a Windows Server domain controller to use NTP for time synchronization. It includes configuring Group Policy settings and necessary firewall rules to ensure proper synchronization with NTP ...

I have a storage pool made from 2 500GB SSDs in Proxmox.I have it made in ZFS. Enter the Proxmox shell: apt-update Then: Replace the SSDPool with the name of your poolMy pool is in ZFS so I can make the folder a different way than mkdir: zfs create SSDPo...

To check the version of Ubuntu you are running from the command line, you can use one of the following commands: 1. lsb_release -a: This command provides detailed information about the Ubuntu version. lsb_release -a 2. cat /etc/os-release: This command disp...

1. Install the official public software signing key: wget -O- https://updates.signal.org/desktop/apt/keys.asc | gpg --dearmor | sudo tee /usr/share/keyrings/signal-desktop-keyring.gpg > /dev/null 2. Add the Signal repository to your list of repositories: ec...

Installing Syncthing and then adding it as a service in Ubuntu: 1. Add the Syncthing APT repository key: curl -s https://syncthing.net/release-key.txt | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/syncthing.gpg > /dev/null 2. Add the Syncthing APT repos...

Here are the steps to run Syncthing automatically on startup and hide the terminal window on Windows: Create a Task in Task Scheduler: Press `Win + R`, type `taskschd.msc`, and press Enter to open Task Scheduler.    In the Task Scheduler, click on "Create ...

Example of copying files from a drive on my local PC to the cloud share: robocopy E:\Proxmox-Backups \\WIN-SRV-22\localcloud\Proxmox-Backups-Nate /ETA /E /V /TEE Explanation of Options /ETA: Shows the estimated time of arrival for the transfer to complete...

To perform a distribution upgrade on your Ubuntu system, follow these steps: 1. Update Existing PackagesFirst, make sure all the existing packages are up to date. sudo apt update sudo apt upgrade -y sudo apt dist-upgrade -y 2. Clean Up Unnecessary Package...

Summary This documentation outlines the successful migration of a self-hosted BookStack instance from a local Proxmox environment to a cloud-hosted VPS. The goal was to maintain all user data, uploaded content, and configuration with minimal downtime. 🔗 Live...

After migrating my BookStack documentation system to a public-facing VPS, my next priority was to harden the server. The goal was to lock down remote access, guard against brute-force attacks, and ensure the system was updated automatically, all while mainta...

This guide provides step-by-step instructions to install PiVPN using the WireGuard protocol on an Ubuntu Server system. PiVPN simplifies the process of setting up a secure and private VPN server. System Requirements Ubuntu Server 20.04 or later St...

Update #4 As part of hardening and maintaining my public BookStack instance hosted on a VPS, I implemented a secure, automated backup system using shell scripting and cron. This ensures my database and uploaded files are regularly archived and protected again...

Update #5 Dynamic Fail2Ban Ignore Rule with DDNS Overview To enhance security while ensuring admin access from a dynamic IP address, I created a script that automatically resolves my home DDNS address. and updates Fail2Ban’s ignoreip rule accordingly. Th...

After implementing a dynamic ignoreip rule using my DDNS hostname in Update #5, I proceeded to further harden my Fail2Ban configuration. The goal was to tighten lockout criteria and extend ban durations to reduce the risk of brute-force attacks on my VPS. W...

Category: All About UbuntuLast Updated: May 11, 2025Applies To: Ubuntu Server 22.04+ Fail2Ban Jail Configuration Fail2Ban jails control how long an IP remains banned after matching filters. To increase ban duration (e.g., to 48 hours): Configuration File s...

UFW is a simple command-line tool to manage firewall rules in Ubuntu and Debian-based distributions. It's ideal for quickly managing iptables without having to deal with the complexity of low-level configuration. 🔧 Basic Commands Check UFW status: sudo ...

Date: May 10, 2025Category: Security / AutomationBacklink: Update #6 – Fail2Ban Security Hardening 🔧 Overview This update focused on hardening access to Syncthing on the VPS. Instead of allowing unrestricted access to the Syncthing web UI and sync ports, I c...

Date: May 10, 2025Category: System Maintenance / AutomationBacklink: Update #7 – Syncthing UFW Rule Automation with DDNS Integration Overview After performing a system upgrade on the VPS hosting BookStack and Syncthing, it was discovered that Syncthing no lo...

Date: May 10, 2025Category: Security / MonitoringBacklink: Update #8 – Syncthing Systemd Recovery After Upgrade Overview This update strengthens the security posture of Syncthing on the VPS by combining UFW logging with active Fail2Ban enforcement. In additi...