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Quickly check EnableTrailerSupport isn’t set in your network for http.sys (CVE-2022-21907)

Find out fast if your IIS webservers have EnableTrailerSupport enabled for https.sys. Here is a small PowerShell method to check the Windows registry.

By Jan Reilink 14/01/2022Windows Server

Windows Server

How-to fix “Get-MpComputerStatus : The extrinsic Method could not be executed.”

In my situation, I had Windows Defender Antivirus disabled per GPO ("Turn off Windows Defender Antivirus" in Computer Configuration/Administrative Templates/Windows Components/Windows Defender Antivirus), and I wanted to enable Windows Defender in a new GPO, on a specific set of computers. This resulted in an error message "Get-MpComputerStatus : The extrinsic Method could not be executed."

By Jan Reilink 05/05/2021Windows Server

IIS Manager for Remote Administration in Windows 10

Windows Server

Install and setup IIS Manager for Remote Administration in Windows Server IIS (step by step)

In this article you’ll learn how to install and setup IIS Manager in Windows 11/10 to manage your website(s). You can also follow these steps to install Internet Information Services (IIS) Manager on a Windows Server Core edition, to locally or remotely manage hosted websites. This post also shows how to install IIS Web Management Service (WMSVC) on Server Core using PowerShell.

By Jan Reilink 22/04/2021Windows Server

Microsoft OpenSSH SSH Server Properties screen

Windows Server

Install OpenSSH in Windows Server

How to install OpenSSH Server in Windows Server Core using PowerShell. In this tutorial, you'll learn how to install Microsoft SSH Server in Windows Server 2022 and below (2019, 2016, 2012 R2). OpenSSH is an ideal and secure way of performing remote maintenance & administration on your servers. Even on Windows Server!

By Jan Reilink 09/11/2020Windows Server

Windows Server

WMI Filters for Group Policy to manage Windows Server versions

Create effective WMI filters for Group Policy to have a more granular control on specific versions of Windows Server. In this post I provide some basic WMI filter examples to use with Group Policy Objects (GPOs).