Why LDAPS Instead of Plain LDAP By default, LDAP communications between clients and domain controllers on Windows Server 2022 travel over port 389 in plaintext. Every credential bind, directory query, and object modification is transmitted without encryption, making it trivial for any attacker with network access to capture password hashes, read sensitive directory attributes, or […]
Introduction How to Set Up a LEMP Stack on Oracle Linux 9 on Oracle Linux 9 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 […]
AD LDS vs AD DS: Understanding the Difference Active Directory Lightweight Directory Services (AD LDS) is a standalone LDAP directory service that runs on Windows Server 2022 without requiring the full Active Directory Domain Services (AD DS) infrastructure. While AD DS is the enterprise-wide identity store that controls domain logon, Group Policy, and Kerberos authentication, […]
Introduction How to Set Up a LAMP Stack on Oracle Linux 9 on Oracle Linux 9 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 […]
Introduction How to Configure Nginx Rate Limiting on Oracle Linux 9 on Oracle Linux 9 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 […]
Introduction This tutorial demonstrates how to Set Up Varnish Cache 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 […]
Introduction to Active Directory Backup and Restore Active Directory is the backbone of most Windows enterprise environments. Losing an AD domain controller without a reliable backup can mean hours or days of downtime, potential data loss, and significant security exposure. Windows Server 2022 provides robust tools for backing up and restoring AD, including the Windows […]
Introduction How to Configure HAProxy SSL Termination on Oracle Linux 9 on Oracle Linux 9 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 […]
Overview of the Kerberos Protocol Kerberos is the default authentication protocol for Active Directory domains in Windows Server 2022. Developed at MIT and standardized in RFC 4120, it uses symmetric-key cryptography and a trusted third party — the Key Distribution Center (KDC) — to authenticate principals (users, computers, and services) without transmitting passwords over the […]
Introduction How to Install HAProxy on Oracle Linux 9 on Oracle Linux 9 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 reproducible […]
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