How to Configure PowerShell Just Enough Administration (JEA) on Windows Server 2025 Just Enough Administration (JEA) is a PowerShell security technology that lets you delegate specific administrative tasks to users or groups without granting them full administrator rights. Instead of handing someone a domain admin account so they can restart a service, JEA creates a […]
How to Back Up and Restore SQL Server Databases on Windows Server 2025 No SQL Server deployment is complete without a tested backup and restore strategy. Backups are meaningless without verified restores, and even the best hardware fails. SQL Server 2022 on Windows Server 2025 provides a rich set of backup types, PowerShell cmdlets, and […]
Introduction Setting up configure corosync on centos stream 10 on a CentOS Stream 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Corosync on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]
Introduction This tutorial demonstrates how to Configure Disk Encryption with LUKS on RHEL 10 on RHEL 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 RHEL 10 system with the default AppStream […]
🟡 Medium ⏱ 5–30 min Last verified: 9 June 2025 📖 ~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 […]
Introduction How to Configure Kibana Dashboards 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 is […]
🟠 High ⏱ 5–30 min Last verified: 9 June 2025 Affected versions: Ubuntu 24.04 LTS 📖 ~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 […]
How to Configure Local Security Policy and Security Templates on Windows Server 2025 Local Security Policy and security templates are foundational tools for establishing a consistent, auditable security baseline on Windows Server 2025 systems. Whether you are hardening a standalone server or applying a standardized configuration across an entire Active Directory domain, these mechanisms give […]
How to Create and Manage AD Users and Groups with PowerShell on Windows Server 2025 Managing Active Directory users and groups from the graphical Active Directory Users and Computers console works fine for occasional tasks, but it quickly becomes impractical when you need to onboard dozens of employees, enforce consistent account configurations, or audit group […]
kubeadm is the official tool for bootstrapping a production-grade Kubernetes cluster. This guide installs Kubernetes 1.30 on Ubuntu 24.04 LTS using kubeadm on a single control-plane node with worker nodes. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS servers (1 control-plane + at least 1 worker) Minimum 2 vCPUs and 2 GB […]
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