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Tag: #sysadmin

Install Podman on AlmaLinux 10 with Quadlet and Cockpit
  • August 16, 2025
  • August 16, 2025
  • paul
  • Server

Install Podman on AlmaLinux 10 with Quadlet and Cockpit

Introduction This Install Podman on AlmaLinux 10 with Quadlet and Cockpit guide shows how to install Podman on AlmaLinux 10, use Quadlet to define and run containers as systemd […]

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  • 2
How to Set Up DNSCrypt and AdGuard Home on OPNsense
  • July 27, 2025
  • July 29, 2025
  • paul
  • Server

How to Set Up DNSCrypt and AdGuard Home on OPNsense

This “How to Set Up DNSCrypt and AdGuard Home on OPNsense” guide walks you through building a secure, filterable DNS stack using only OPNsense plugins – no external devices or client configuration required.

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  • 7
How to configure ntfy notifications for Zabbix
  • July 5, 2025
  • July 5, 2025
  • paul
  • Server

How to configure ntfy notifications for Zabbix

This guide explains how to configure ntfy notifications for Zabbix using a native media type.ntfy is an open-source push notification service that supports public topics, Pro plans with authentication, […]

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  • 8
Secure DNS with Cloudflared and Pi-hole
  • June 6, 2025
  • June 8, 2025
  • paul
  • Server

Secure DNS with Cloudflared and Pi-hole

Introduction This guide helps you set up a privacy-focused, DNS-over-HTTPS (DoH) solution for your entire LAN – without requiring per-device configuration (which isn’t even possible on e.g., iOS). Instead, […]

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  • 16
How to Set Up Virtual Machines on Linux with KVM, QEMU, libvirt, and virt-manager
  • May 21, 2025
  • May 21, 2025
  • paul
  • Desktop

How to Set Up Virtual Machines on Linux with KVM, QEMU, libvirt, and virt-manager

This guide walks you through setting up a Linux virtualization environment using KVM, QEMU, libvirt, and Virtual Machine Manager (virt-manager) – a stack that directly exposes and manages the […]

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  • 15
Redirect Domain to Another Domain Cloudflare
  • April 23, 2025
  • April 27, 2025
  • paul
  • Cloud

Redirect Domain to Another Domain Cloudflare

Learn how to redirect a domain to another domain using Cloudflare, a powerful technique for managing domain migrations or consolidating multiple domains. This is useful for: 1. Set Up […]

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  • 27
S3Safe: Backs up www and databases to S3-compatible storage
  • April 14, 2025
  • June 30, 2025
  • paul
  • Scripts

S3Safe: Backs up www and databases to S3-compatible storage

S3Safe is a robust Bash script for backing up websites, databases, and database users to any S3-compatible storage (e.g., AWS S3, Cloudflare R2, Google Cloud Storage, Infomaniak Swiss Backup) […]

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  • 49
Cert Expiry Bot Script
  • April 9, 2025
  • June 24, 2025
  • paul
  • Scripts

Cert Expiry Bot Script

Cert Expiry Bot is a Bash script that monitors SSL certificates for multiple domains and sends notifications if they are expiring soon. It checks for expirations within 14 and 7 […]

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  • 40
How to configure Telegram Notifications for Zabbix
  • April 9, 2025
  • April 26, 2025
  • paul
  • Server

How to configure Telegram Notifications for Zabbix

In this guide, we will configure Telegram notifications for Zabbix to keep you informed about your infrastructure. You’ll learn how to set up alerts for critical events, such as […]

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  • 46
Deploy WordPress Script
  • April 4, 2025
  • April 29, 2025
  • paul
  • Scripts

Deploy WordPress Script

Deploy WordPress is a Bash script that automates the deployment of the latest WordPress release on Linux. It downloads, extracts, configures, and sets up the necessary permissions, making WordPress ready […]

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  • 44
How to Configure Dynamic DNS (DDNS) with Cloudflare
  • April 3, 2025
  • April 29, 2025
  • paul
  • Server

How to Configure Dynamic DNS (DDNS) with Cloudflare

In this guide, we’ll set up Cloudflare to act as a Dynamic DNS (DDNS) service for a home server with a dynamic IP. While Cloudflare doesn’t offer a dedicated […]

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  • 68
How to Configure YDNS Dynamic DNS on Windows Server
  • April 2, 2025
  • April 27, 2025
  • paul
  • Server

How to Configure YDNS Dynamic DNS on Windows Server

This guide shows you how to set up YDNS dynamic DNS on a Windows Server with a dynamic IP. We will create a PowerShell script that will update our […]

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  • 34
Secure Daily Linux Backups to Cloudflare R2 with Telegram Notifications
  • April 1, 2025
  • June 29, 2025
  • paul
  • Server

Secure Daily Linux Backups to Cloudflare R2 with Telegram Notifications

This guide walks you through setting up secure, automated daily backups of your Linux server’s websites and databases to Cloudflare R2 (S3-compatible storage), with a 14-day retention policy and […]

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  • 30
Server Stats Script
  • March 25, 2025
  • April 27, 2025
  • paul
  • Scripts

Server Stats Script

Server Stats is a Bash script that provides a snapshot of key system information, such as uptime, installed software versions, resource usage, logged-in users, and running services. Features Screenshot […]

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  • 36
New MariaDB Script
  • March 24, 2025
  • April 27, 2025
  • paul
  • Scripts

New MariaDB Script

New MariaDB is a bash script that automates the creation of a new database and user in MariaDB. It simplifies the process by prompting for necessary credentials and applying […]

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  • 34

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