Category Archives: VMware

Protecting virtual Domain Controllers on vSphere with Virtualization-based Security

VMware vSphere 6.7 offers the ability to enable virtualization-based security (VBS) for virtual machines. Let’s find out what kind of protection this setting provides, what’s needed to get it going and how to configure a virtual Domain Controller to use it.   About Virtualization-based Security Virtualization-based Security (VBS) uses virtualization features to create and isolate […]


HOWTO: Secure VMware Horizon with Azure MFA through its NPS Extension

This week, one of my customers is switching to Azure multi-factor authentication as their only multi-factor authentication solution for their employees. As the organization leverages VMware Horizon, this implementation needs to be switched to Azure MFA as well. Here’s how we secured their VMware Horizon implementation with Azure MFA through the Azure MFA NPS Extension: […]


I’m awarded VMworld 2019 Distinguished Speaker

This morning, I received an e-mail message from Maryam Scoble:   VMworld 2019 Distinguished Speaker Dear Sander,   Congratulations on being named a VMworld 2019 Distinguished Speaker. This new program recognizes the hard work of VMworld speakers who maintain a survey score of 4.2 or higher, speaking at sessions with 150 attendees or more over […]


I’m a 2020 VMware vExpert

I’m proud to announce I am a 2020 VMware vExpert. This is my second vExpert award in a row, after I received it for the first time last year. It’s an honor to me to be a part of the team driving Active Directory virtualization on VMware vSphere with Deji Akomolafe and Matt Liebowitz. Thank […]


Video of my Active Directory session at VMworld Europe is now available

On November 7, 2019, I presented a 60-minute session with Deji Akomolafe. The session was titled ‘Virtualize Active Directory the right way’. We presented the session in the context of VMware’s VMworld Europe 2019 event in Barcelona. Active Directory Domain Services (ADDS) allows organizations to deploy a scalable and secure directory service for managing users, […]


Pictures of VMworld Europe 2019

Deji Akomolafe invited me over to Barcelona last week, to present two sessions with him at VMware’s VMworld Europe 2019 event. After I had spend Tuesday November 5th at one of my favorite customers, I drove to the airport to take my first flight to Paris Charles de Gaulle airport. I had a short layover, […]


I’m speaking at VMware VMworld Europe 2019

I’m pleased to announce that I will be delivering a 1-hour break-out session and a 4-hour workshop with Deji Akomolafe, Staff Solutions Architect at VMware, at VMware VMworld Europe 2019 in Barcelona on October 4th – 7th, 2019.   About VMware VMworld VMworld is a global conference for virtualization and cloud computing, hosted by VMware. […]


Pictures of the NLVMUG BBQ

On Monday, I visited the BBQ organized by the Dutch chapter of the VMware User Group (NLVMUG). The NLVMUG BBQ was held at Beach Club Down Under in Nieuwegein. This year’s NLVMUG BBQ is conveniently scheduled after VMworld US (just two weeks ago) and well before VMworld Europe. Naturally, both the VMworld Europe event, and […]


Domain Controller Cloning on VMware vSphere

This entry is part 6 of 6 in the series Virtualizing Domain Controllers on vSphere

After detailing Active Directory Virtualization Safeguards with VM-GenerationID in part 5 of this series on Virtualizing Domain Controllers on vSphere, it’s time to talk about the second Active Directory Domain Services feature that is enabled through the VM-GenerationID technology: Domain Controller cloning.   About Domain Controller cloning Microsoft recommends not re-using Domain Controllers for other […]


Active Directory Virtualization Safeguards with VM-GenerationID on VMware vSphere

This entry is part 5 of 6 in the series Virtualizing Domain Controllers on vSphere

Arriving at the fifth part of this series on Virtualizing Domain Controllers on vSphere, I managed to gather some feedback on these blogposts. One question that emerged after writing the last blogpost on Replication considerations for Domain Controllers running on VMware vSphere was: Isn’t Windows Server 2012 supposed to solve all these challenges with virtualizing […]