March 2021 - Page 24 of 69

Debian 10 — icingaweb2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — icingaweb2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-24368 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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How to Set Up Zabbix on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up Zabbix on Oracle Linux 8

Introduction Setting up set up zabbix on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up Zabbix on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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How To Set Up a Serf Cluster on Several Ubuntu VPS — step-by-step Linux tutorial on Progressive Robot

How To Set Up a Serf Cluster on Several Ubuntu VPS

Serf is a decentralized service orchestration and service discovery tool. It is extremely fault tolerant and decentralized, with no single point of failure like other similar tools. Serf can be used to trigger any event across a cluster of systems as well as perform monitoring duties. It’s built on top of the Gossip protocol which is designed for decentralized communication.

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Oracle Linux 8 — sane-backends — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — sane-backends — vulnerability — patch and remediation guide (ELSA-2021-1744)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1744 Related CVEs: CVE-2020-12867 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Cómo instalar Jenkins en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar Jenkins en Ubuntu 20.04

Al enfrentar tareas técnicas repetitivas, encontrar soluciones de automatización que funcionen puede volverse una tarea en sí. Con Jenkins, un servidor de automatización de código abierto, puede administrar de manera eficiente las tareas, desde la…

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How To Install an Apache, MySQL, and PHP (FAMP) Stack on FreeBSD 10.1 — step-by-step Linux tutorial on Progressive Robot

How To Install an Apache, MySQL, and PHP (FAMP) Stack on FreeBSD 10.1

A FAMP stack, which is similar to a LAMP stack on Linux, is a group of open source software that is typically installed together to enable a FreeBSD server to host dynamic websites and web apps. FAMP is an acronym that stands for FreeBSD (operating system), Apache (web server), MySQL (database server), and PHP (to process dynamic PHP content).

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