How To Create a Self-Signed SSL Certificate for Apache in Debian 9
In this guide, we will show you how to set up a self-signed SSL certificate for use with an Apache web server on Debian 9.
How to Configure Host Networking in Hyper-V on Windows Server 2016
How to Set Up Windows Server 2016 Host Networking Host networking in Windows Server 2016 refers to the configuration of the physical and virtual network infrastructure on Hyper-V hosts, including the Hyper-V virtual switch, NIC teaming, virtual network adapters, Quality of Service (QoS) policies, and RDMA (Remote Direct Memory Access) capabilities. Properly configured host networking […]
Oracle Linux 8 — pki-core:10.6 and pki-deps:10.6 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4847)
🟡 Medium ⏱ 10–30 min Last verified: 30 July 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2020-4847 Related CVEs: CVE-2015-9251 CVE-2016-10735 CVE-2018-14040 CVE-2018-14042 CVE-2019-10146 CVE-2019-10179 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]
AlmaLinux 8 — rhnsd — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALBA-2019:3474 Upstream summary: Satellite 5 client module provides programs and libraries that allow your system to use provisioning, monitoring, and configuration management capabilities provided by AlmaLinux Satellite 5. This update fixes the […]
How to Perform System Dump Analysis with crash on IBM AIX 7.1
Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to perform system dump analysis with crash on ibm aix […]
How to Set Up Istio Service Mesh on SLES 12
Introduction This tutorial covers How to Set Up Istio Service Mesh on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]
Creating a Recursive Tree Component in Vue.js
Here’s a simple guide to learn how to create and use recursive components in Vue.js by creating a Tree component.
Understanding Data Types in JavaScript
In this tutorial, we will go over how data types work in JavaScript as well as the important data types native to the language.
AlmaLinux 8 — libxkbfile — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALEA-2020:4742 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]
FreeBSD 13 — postgresql92-client — multiple vulnerabilities (2 CVEs) — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 30 July 2021 Affected versions: FreeBSD 13 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: PostgreSQL vulnerabilities Related CVEs: CVE-2016-5423 CVE-2016-5424 Upstream summary: The PostgreSQL project reports: Security Fixes nested CASE expressions + database and role names with embedded special characters CVE-2017-7484: selectivity estimators bypass […]
