authorization

Common Problems 112442

Windows Server 2019 – LAPS not updating local Administrator password – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 6 April 2023 Affected versions: Windows Server 2019 📖 ~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 Configure Windows Server 2022 DNS Security — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server 2022 DNS Security

How to Install SQL Server on Windows Server 2022 Microsoft SQL Server is one of the most widely deployed relational database management systems in enterprise environments. Installing SQL Server on Windows Server 2022 involves selecting the correct edition for your workload, preparing the server, running the installer, and validating the installation. This guide walks through […]

Read more
Oracle Linux 9 — sssd — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — sssd — security and stability fixes — required update (ELSA-2024-2571)

🟡 Medium   ⏱ 10–30 min  Last verified: 5 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2571 Related CVEs: CVE-2023-3758 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
How to Configure Software RAID on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Software RAID on Oracle Linux 9

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

Read more
How to Set Up DNSSEC on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up DNSSEC on Windows Server 2022

How to Configure SQL Server Authentication and Logins on Windows Server 2022 Securing access to SQL Server starts with understanding its authentication models and then carefully configuring logins, server roles, database users, and permissions. SQL Server 2022 on Windows Server 2022 supports two authentication modes, a rich role-based access control system, and built-in auditing capabilities. […]

Read more
How to Use OpenSSL to Generate, Sign and Manage SSL Certificates on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Use OpenSSL to Generate, Sign and Manage SSL Certificates on RHEL 7

How to Use OpenSSL to Generate, Sign and Manage SSL Certificates on RHEL 7 OpenSSL is the standard open-source toolkit for implementing the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, and it is used on almost every Linux server in production. On Red Hat Enterprise Linux 7, OpenSSL is installed by default […]

Read more
How to Configure Redis Sentinel on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure Redis Sentinel on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure Redis Sentinel on Oracle Linux 9 on Oracle Linux 9. 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 Oracle Linux 9 system with the default […]

Read more
Common Problems 114470

NetworkManager Connected but No Internet Access

🟡 Medium   ⏱ 5–30 min  Last verified: 3 April 2023 📖 ~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 […]

Read more
How to Set Up Uptime Kuma on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Set Up Uptime Kuma on Oracle Linux 9

Introduction Setting up set up uptime kuma on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up Uptime Kuma on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to […]

Read more
How to Monitor MySQL with Percona Monitoring and Management on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Monitor MySQL with Percona Monitoring and Management on RHEL 8

Percona Monitoring and Management (PMM) is an open-source platform that provides deep visibility into MySQL, MariaDB, PostgreSQL, and MongoDB performance — including query analytics, slow-query identification, and time-series dashboards — without requiring a commercial licence. Running PMM Server as a Docker container keeps the server component isolated and easy to upgrade, while the lightweight PMM […]

Read more
CHAT