Cómo alojar un sitio web usando Cloudflare y Nginx en Ubuntu 18.04
El autor seleccionó Electronic Frontier Foundation para recibir una donación como parte del programa Write for DOnations. Cloudflare es…
How To Set Up a Help Desk System with OTRS on Ubuntu 18.04
OTRS, also known as the Open source Ticket Request System, is a help desk and IT service management system. In this tutorial, you will install OTRS Community Edition on an Ubuntu 18.04 server and set up a simple help desk system, which will allow you to receive and process requests from your customers using both the web interface and email.
Ubuntu 18.04 — grub2 — multiple vulnerabilities (10 CVEs) — patch and remediation guide
🟠 High ⏱ 15–60 min Last verified: 11 August 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-4432-2 Related CVEs: https://launchpad.net/bugs/1889556 https://wiki.ubuntu.com/SecurityTeam/KnowledgeBase/GRUB2SecureBootBypass CVE-2020-10713 CVE-2020-14308 CVE-2020-14309 CVE-2020-14310 CVE-2020-14311 CVE-2020-15705 +2 more Upstream summary: USN-4432-1 fixed vulnerabilities in GRUB2 affecting Secure Boot environments. Unfortunately, the update introduced regressions for […]
How To Set Up Apache Virtual Hosts on Ubuntu 18.04
This tutorial will guide you through setting up multiple domains and websites using Apache virtual hosts on an Ubuntu 18.04 server. During this process, you’ll learn how to serve different content to different visitors depending on which domains they are requesting.
Como Construir uma Aplicação Node.js com o Docker
A plataforma Docker permite aos desenvolvedores empacotar e executar aplicações como containers. Um container é um processo isolado que executa em um sistema operacional compartilhado, oferecendo uma alternativa mais leve às máquinas virtuais. Embora…
Ubuntu 18.04 Nginx 502 Bad Gateway with PHP-FPM
🟡 Medium ⏱ 5–30 min Last verified: 8 August 2020 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
Como instalar o Node.js no Ubuntu 18.04
O Node.js é uma plataforma JavaScript para programação de fins gerais que permite que os usuários construam aplicativos de rede rapidamente. Ao potencializar o JavaScript em ambos front e backend, o Node.js torna o desenvolvimento mais consistente e…
Como Usar o Traefik como um Proxy Reverso para Containers do Docker no Ubuntu 18.04
O autor selecionou o Girls Who Code para receber uma doação como parte do programa Write for DOnations. O Docker pode ser uma maneira eficiente de executar…
Ubuntu 18.04 Drops to Initramfs with Unable to Find Root Filesystem
🟡 Medium ⏱ 5–30 min Last verified: 7 August 2020 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]
How To Set Up vsftpd for a User’s Directory on Ubuntu 18.04
FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of delivering files. In this tutorial, we’ll show you how to configure vsftpd to allow a user to upload files to his or her home directory using FTP with login credentials secured by SSL/TLS.
