Tag: Windows Server 2025

Active Directory Vulnerability Assessment with Purple Knight: Domain Controller Owner Is Not an Administrator

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Active Directory Vulnerability Assessment with Purple Knight: Domain Controller Owner Is Not an Administrator

The Hidden Backdoor: Auditing Domain Controller Ownership with Purple Knight. In today’s threat landscape, Active Directory (AD) remains one of the most critical and most targeted components of enterprise infrastructure. In this guide, we shall discuss “Active Directory Vulnerability Assessment with Purple Knight: Domain Controller Owner Is Not an Administrator”. Please see Set Special File…

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Windows Server

Unicode Manipulation: CVE-2026-25177 Privilege Escalation in AD

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Unicode Manipulation: CVE-2026-25177 Privilege Escalation in AD

This article discusses “Unicode Manipulation: CVE-2026-25177 Privilege Escalation in AD”. On March 10, 2026, Microsoft disclosed a new security vulnerability affecting Active Directory Domain Services (AD DS). Please, see How to run Apps as an administrator on Windows, and how to Enable Exploit Protection feature on Windows using the Windows Security App, Microsoft Endpoint Configuration…

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Windows Server

How to fix Domain Join Error during Windows Deployment

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How to fix Domain Join Error during Windows Deployment

The message “ZtiDomainJoin has attempted to join to domain” comes from Microsoft Deployment Toolkit (MDT). This happens during an automated or Lite touch OS deployment as shown in the image below. Therefore, in this guide, we shall discuss How to fix Domain Join Error during Windows Deployment. Please see how to fix the following errors…

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Windows Server

How to set up Devolusion Remote Desktop Manager on Windows

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How to set up Devolusion Remote Desktop Manager on Windows

In this guide, we shall discuss how to set up Devolusion Remote Desktop Manager on Windows. Devolusion Remote Desktop Manager is an application that integrates a comprehensive set of tools and managers to meet the needs of any IT team. It is designed to centralise remote connection technologies, credentials, and secure access to these resources….

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Windows

Upgrade PowerShell Core Windows or Mac and Linux System

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Upgrade PowerShell Core Windows or Mac and Linux System

In this article, we shall discuss the steps to upgrade PowerShell Core Windows or Mac and Linux System. Microsoft officially stopped adding new features to “Windows PowerShell” (version 5.1) as it recieves security and bug fixes only. It is considered “feature complete” and is tied strictly to the Windows operating system as it is built…

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Windows, Windows Server

Harden Active Directory Using CIS Benchmark and MSCT 1.0

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Harden Active Directory Using CIS Benchmark and MSCT 1.0

In this guide, I will discuss how to Harden Active Directory Using CIS Benchmark and MSCT 1.0. IT infrastructure security has become an essential priority for any organization. In this context, the Active Directory (AD) domain represents the core of identity management, permissions, and network resources. Please, see “An account with the same name exists…

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Windows Server

Video Remoting was disconnected on Hyper V

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Video Remoting was disconnected on Hyper V

In this guide, I will show you what to do when you are unable to connect to a Hyper V VM when the following message is prompted “Video Remoting was disconnected on Hyper V”. Hyper-V is a native hypervisor developed by Microsoft; it can create virtual machines on x86-64 systems running Windows. Please, see PowerShell…

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Windows Server

Setup Windows Admin Center Modern Gateway for Single Sign-On

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Setup Windows Admin Center Modern Gateway for Single Sign-On

Windows Admin Center is a browser-based app that the customer self-deploys and uses to manage servers, clusters, hyperconverged infrastructure, and Windows 10 PCs . Recently, we discussed how to upgrade Windows Admin Center 2306 – 2311 and also touched on how to install WACmg 2410. But in this guide, we shall discuss how to setup…

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Windows Server

Configure Active Directory-Based Activation (ADBA) for Windows

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Configure Active Directory-Based Activation (ADBA) for Windows

Active Directory-Based Activation (ADBA) is a Microsoft Volume Licensing method that automatically activates Windows that are joined to an Active Directory (AD) domain. Here is how to set up and configure the Key Management System (KMS) if you have non-domain joined devices. Therefore, in this guide, we shall discuss how to configure Active Directory-Based Activation…

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Windows Server

How to set up and configure the Key Management System (KMS)

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How to set up and configure the Key Management System (KMS)

Key Management Service (KMS), like Multiple Activation Key (MAK) activates Microsoft products such as Windows and Office. You should install the KMS server, also known as the KMS host on a server inside your local network. Note that, KMS clients connect directly to the KMS host to activate both Windows etc. In this guide, we…

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Windows Server

Server Certificate could not be updated: Private key does not match

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Server Certificate could not be updated: Private key does not match

In this article, we will discuss how to troubleshoot “Server Certificate could not be updated: Private key does not match”, and and determine the root case of this issue. This concern arose during the process of uploading a new SSL/TLS certificate to Trellix ePolicy Orchestrator (ePO) for securing web-based access to the console over the…

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Windows Server

Fix Error 0x87E10BC6 on a PC running Windows non-core Edition

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Fix Error 0x87E10BC6 on a PC running Windows non-core Edition

In this article, we shall discuss how to Fix Error 0x87E10BC6 on a PC running Windows non-core Edition. The error code 0x87e10bc6 occurs when there is an issue with activating Windows as we will see very shortly. This can be due to various reasons such as server issues, firewall interference, or incorrect product key. Please,…

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Windows, Windows Server