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How to Install Lighttpd on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install Lighttpd on CentOS Stream 10

Introduction This tutorial demonstrates how to Install Lighttpd on CentOS Stream 10 on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system with the default AppStream […]

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How to Install and Configure Kubernetes (k3s) on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Install and Configure Kubernetes (k3s) on Windows Server 2025

How to Install and Configure Kubernetes (k3s) on Windows Server 2025 Running Kubernetes workloads that include Windows containers requires a hybrid cluster — Linux nodes handle the Kubernetes control plane and Linux workloads, while Windows worker nodes join the cluster to run Windows Server container pods. k3s, a lightweight Kubernetes distribution from Rancher, makes this […]

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How to Use Bacula for Enterprise Backup on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use Bacula for Enterprise Backup on RHEL 9

Bacula is a mature, enterprise-grade open-source backup solution that manages backup, recovery, and data verification across heterogeneous networks. It uses a three-tier architecture — Director, Storage Daemon, and File Daemon — allowing centralised policy management with distributed storage targets. On RHEL 9, Bacula packages are available from the EPEL repository and integrate naturally with systemd. […]

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Oracle Linux 9 — krb5 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — krb5 — vulnerability — patch and remediation guide (ELSA-2024-9474)

🟠 High   ⏱ 15–60 min  Last verified: 14 May 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-9474 Related CVEs: CVE-2024-3596 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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Ubuntu 20.04 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 May 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7363-1 Related CVEs: CVE-2025-24032 CVE-2025-24531 Upstream summary: Marcus Rückert and Matthias Gerstner discovered that PAM-PKCS#11 did not properly handle certain return codes when authentication was not possible. An attacker could […]

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How to Contribute to CentOS Stream 10 Development — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Contribute to CentOS Stream 10 Development

Introduction This tutorial demonstrates how to Contribute to CentOS Stream 10 Development on CentOS Stream 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered CentOS Stream 10 system with the default AppStream […]

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How to Automate CentOS Stream 10 Deployment with Kickstart — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Automate CentOS Stream 10 Deployment with Kickstart

Introduction How to Automate CentOS Stream 10 Deployment with Kickstart on CentOS Stream 10 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 Set Up MinIO Object Storage on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up MinIO Object Storage on CentOS Stream 10

Introduction How to Set Up MinIO Object Storage on CentOS Stream 10 on CentOS Stream 10 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 […]

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Ubuntu 24.04 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — pam-pkcs11 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 May 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7363-1 Related CVEs: CVE-2025-24032 CVE-2025-24531 Upstream summary: Marcus Rückert and Matthias Gerstner discovered that PAM-PKCS#11 did not properly handle certain return codes when authentication was not possible. An attacker could […]

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How to Configure Harbor Container Registry on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Harbor Container Registry on CentOS Stream 10

Introduction How to Configure Harbor Container Registry on CentOS Stream 10 on CentOS Stream 10 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 […]

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