ubuntu

Cara Mengamankan Nginx dengan Let's Encrypt pada Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cara Mengamankan Nginx dengan Let’s Encrypt pada Ubuntu 20.04

  • May 12, 2026
  • Linux
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Let’s Encrypt adalah Otoritas Sertifikat (CA) yang menyediakan cara mudah untuk memperoleh dan menginstal sertifikat TLS/SSL gratis, yang dengan demikian mengaktifkan HTTPS terenkripsi pada server web. Ini menyederhanakan proses dengan menyediakan klien perangkat lunak, Certbot, yang berusaha mengotomatiskan sebagian besar (jika bukan semua) langkah yang diperlukan. Dalam tutorial ini, Anda akan menggunakan Certbot untuk memperoleh sertifikat SSL gratis untuk Nginx pada Ubuntu 20.04

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Cómo configurar un firewall con UFW en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar un firewall con UFW en Ubuntu 20.04

  • May 12, 2026
  • Linux
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UFW, o Uncomplicated Firewall, es una interfaz de gestión de firewall simplificada que oculta la complejidad de las tecnologías de filtrado de paquetes de nivel inferior, como iptables y nftables. Si desea comenzar a proteger su red y no está seguro respecto de la…

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How To Set Up a Node.js Application for Production on Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Node.js Application for Production on Ubuntu 22.04

  • May 12, 2026
  • Linux
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Node.js is an open-source JavaScript runtime environment for building server-side and networking applications. The platform runs on Linux, macOS, FreeBSD, and Windows. Though you can run Node.js applications at the command line, this tutorial will help you harden and deploy them in the background for a production configuration.

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How To Set Up and Configure a Certificate Authority (CA) On Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up and Configure a Certificate Authority (CA) On Ubuntu 20.04

  • May 12, 2026
  • Linux
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A private Certificate Authority that runs on Ubuntu 20.04 will enable you to configure, test, and run programs that require encrypted connections between a client and a server. Using a private CA, you can issue certificates for users, servers, or individual programs and services within your infrastructure. A private CA can help ensure that all your development, staging, and production environments use similar architectures and configurations.

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How to Set Up Apache Virtual Hosts on Ubuntu 13.10 — step-by-step Linux tutorial on Progressive Robot

How to Set Up Apache Virtual Hosts on Ubuntu 13.10

  • May 12, 2026
  • Linux
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Virtual Hosts are a way to host more than one domain from a single IP address/server. This could be helpful, for example, to people who wish to host more than one website from a single droplet. Here’s how to get set up on your Ubuntu 13.10 VPS.

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