authentication

How to Set Up Snapshots with LVM on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Snapshots with LVM on Debian 10

Introduction This guide explains how to Set Up Snapshots with LVM on Debian 10 on Debian 10 Buster. Debian Buster 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 10 install with […]

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How to Set Up RADIUS Authentication with NPS on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Set Up RADIUS Authentication with NPS on Windows Server 2012 R2

How to Set Up RADIUS Authentication with NPS on Windows Server 2012 R2 Network Policy Server (NPS) is Microsoft’s implementation of a RADIUS (Remote Authentication Dial-In User Service) server and proxy, included with Windows Server 2012 R2. NPS centralizes authentication, authorization, and accounting for network access—including VPN connections, 802.1X wired and wireless connections, dial-up connections, […]

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How to Audit Linux Security with Lynis on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Audit Linux Security with Lynis on RHEL 8

Lynis is a battle-tested open-source security auditing tool that scans your Linux system, identifies misconfigurations, and produces a prioritised list of hardening suggestions. On RHEL 8, it is available through the EPEL 8 repository and runs entirely from the command line without requiring a daemon or persistent service. After each scan, Lynis assigns a hardening […]

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Common Problems 118600

Ubuntu 16.04 external monitor not detected

🟡 Medium   ⏱ 5–30 min  Last verified: 11 March 2020 📖 ~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 & Cross-Refs References & Further […]

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How to Set Up rsync Backup Jobs on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up rsync Backup Jobs on Debian 10

Introduction How to Set Up rsync Backup Jobs on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 […]

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How to Configure Network Authentication Service on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Network Authentication Service on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure network authentication service on ibm aix 7.2 on […]

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How to Configure Docker with TLS Authentication on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Docker with TLS Authentication on Debian 10

Introduction Deploying configure docker with tls authentication on debian 10 on a Debian 10 Buster 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 […]

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How to Set Up HAProxy Load Balancer on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up HAProxy Load Balancer on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up set up haproxy load balancer on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each step carefully […]

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How to Configure Static IP on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Configure Static IP on Debian 10

Introduction Deploying configure static ip on debian 10 on a Debian 10 Buster 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 […]

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How to Install and Configure Maven on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install and Configure Maven on Debian 10

Introduction This guide explains how to Install and Configure Maven on Debian 10 on Debian 10 Buster. Debian Buster 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 10 install with the […]

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