April 2023 - Page 23 of 69

Oracle Linux 9 — golang — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — golang — vulnerability — patch and remediation guide (ELSA-2024-1963)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-1963 Related CVEs: CVE-2023-45288 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 Configure Disk Encryption with GELI on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure Disk Encryption with GELI on FreeBSD 12

Introduction Deploying configure disk encryption with geli on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the […]

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Cara Menginstal WordPress di Ubuntu 20.04 dengan Tumpukan LAMP — step-by-step Linux tutorial on Progressive Robot

Cara Menginstal WordPress di Ubuntu 20.04 dengan Tumpukan LAMP

WordPress adalah teknologi sumber terbuka yang sangat populer dan situs WordPress mencakup 36% dari semua situs web yang kini online. Tutorial ini dimaksudkan untuk mereka yang terbiasa dengan administrasi sistem atau yang tertarik mempelajari cara mengelola instans WordPress sendiri di sisi server. Dalam panduan ini, kita akan menginstal dan menyiapkan WordPress melalui LAMP di server Linux Ubuntu 20.04.

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Oracle Linux 9 — open-vm-tools — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — open-vm-tools — vulnerability — patch and remediation guide (ELSA-2022-6358)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6358 Related CVEs: CVE-2022-31676 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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Confusion Matrix in R | A Complete Guide — step-by-step DevOps tutorial on Progressive Robot

Confusion Matrix in R | A Complete Guide

A confusion matrix in R is a table that will categorize the predictions against the actual values. It includes two dimensions, among them one will indicate the predicted values and another one will represent the actual values. _Each row in the confusion matrix will represent the predicted values and columns will be responsible for actual […]

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SLES 12 — saphanabootstrap-formula — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — saphanabootstrap-formula — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0009-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-45153 Upstream summary: An Incorrect Default Permissions vulnerability in saphanabootstrap-formula of SUSE Linux Enterprise Module for SAP Applications 15-SP1, SUSE Linux Enterprise Server for SAP […]

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How to Set Up Microsoft Entra (Azure AD) Hybrid Join on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Microsoft Entra (Azure AD) Hybrid Join on Windows Server 2022

Hybrid Azure AD Join Overview Microsoft Entra Hybrid Join (formerly Azure AD Hybrid Join) is the process of registering on-premises Active Directory domain-joined devices with both the on-premises AD and Microsoft Entra ID (formerly Azure Active Directory). After a successful Hybrid Join, a device has a presence in both identity systems: it has an on-premises […]

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An Introduction to DNS Terminology, Components, and Concepts — step-by-step Linux tutorial on Progressive Robot

An Introduction to DNS Terminology, Components, and Concepts

DNS, or the Domain Name System, is an integral part of how the internet functions today. However, the way that DNS works is often quite mysterious for new administrators. In this guide, we will discuss some of the common terminology and concepts that are involved in DNS configuration.

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