Kernel Drivers

How to Configure Network Policy Server (NPS) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Network Policy Server (NPS) on Windows Server 2022

Introduction to Disk Management on Windows Server 2022 Managing storage effectively is one of the most critical responsibilities for any Windows Server administrator. Windows Server 2022 provides two primary tools for disk management: the graphical Disk Management console (diskmgmt.msc) and PowerShell cmdlets from the Storage module. Together they give you full control over physical disks, […]

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How to Configure XFS File System on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure XFS File System on Debian 12

Introduction Deploying configure xfs file system on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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Amazon Linux 2 — kernel-livepatch-4.14.355-280.664 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-4.14.355-280.664 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2025-272 Related CVEs: CVE-2023-53530 CVE-2022-49935 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() (CVE-2023-53530) Table of contents Symptom & […]

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How to Configure SELinux Targeted Policy on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure SELinux Targeted Policy on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying configure selinux targeted policy on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure SELinux Targeted Policy on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How to Configure HashiCorp Vault on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Configure HashiCorp Vault on Debian 12

Introduction Debian 12 Bookworm is built around the ethos of stability and free software. Setting up configure hashicorp vault on debian 12 on Bookworm leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bookworm freeze. Follow each step carefully and the […]

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How to Automate Oracle Linux 9 Deployment with Kickstart — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Automate Oracle Linux 9 Deployment with Kickstart

Introduction How to Automate Oracle Linux 9 Deployment with Kickstart on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]

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How to Secure the MariaDB Installation on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Secure the MariaDB Installation on Debian 12

Introduction Deploying secure the mariadb installation on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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How to Manage Users and Groups on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Manage Users and Groups on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying manage users and groups on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Manage Users and Groups on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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How to Install kubeadm and Set Up a Kubernetes Cluster on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Install kubeadm and Set Up a Kubernetes Cluster on Debian 12

Introduction This guide explains how to Install kubeadm and Set Up a Kubernetes Cluster on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian […]

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How to Configure Windows Server 2022 for Compliance — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server 2022 for Compliance

How to Deploy a Node.js Application on Windows Server 2022 Node.js is widely used for building APIs, real-time applications, and server-side rendered web apps. Deploying Node.js on Windows Server 2022 requires a few Windows-specific considerations: process management, IIS as a reverse proxy, environment variable handling, and service installation. This guide covers each step from a […]

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