authentication

How to Install Telegraf on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Telegraf on Debian 13

Introduction How to Install Telegraf on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This tutorial […]

Read more
How to Configure OpenVAS Vulnerability Scanner on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure OpenVAS Vulnerability Scanner on Debian 13

Introduction Deploying configure openvas vulnerability scanner on a Debian 13 Trixie 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 Before you begin, ensure you […]

Read more
Common Problems 124020

Chrony Time Drift Causes Kerberos Authentication Failures

🟠 High   ā± 5–30 min  Last verified: 23 October 2025 Affected versions: Oracle Linux 10 šŸ“– ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

Read more
How to Run Rootless Containers with Podman on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Run Rootless Containers with Podman on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up run rootless containers with podman on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting […]

Read more
How to Configure auditd on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure auditd on Debian 13

Introduction Deploying configure auditd on a Debian 13 Trixie 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 need a registered Debian 13 […]

Read more
How to Set Up a Kubernetes Dashboard on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up a Kubernetes Dashboard on RHEL 9

The Kubernetes Dashboard is a general-purpose, web-based UI for Kubernetes clusters that allows users to manage applications, inspect cluster resources, view logs, and troubleshoot issues without using the kubectl CLI. It provides a visual overview of all workloads in the cluster — deployments, pods, services, ingress rules, storage, and RBAC configuration — making it accessible […]

Read more
How to Configure Swap Space on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Swap Space on Debian 13

Introduction How to Configure Swap Space on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This […]

Read more
How to Install and Configure Apache HTTPD on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install and Configure Apache HTTPD on RHEL 10

Introduction Setting up install and configure apache httpd on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install and Configure Apache HTTPD on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]

Read more
How to Configure SSL/TLS with OpenSSL on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure SSL/TLS with OpenSSL on Oracle Linux 10

Introduction How to Configure SSL/TLS with OpenSSL on Oracle Linux 10 on Oracle Linux 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 […]

Read more
How to Configure Nginx FastCGI Caching on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure Nginx FastCGI Caching on Oracle Linux 10

Introduction How to Configure Nginx FastCGI Caching on Oracle Linux 10 on Oracle Linux 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 […]

Read more
CHAT