Category: Uncategorized

Exchange Server fix logon error

In Exchange 2013 and 2016 after an upgrade you might get the following error after logging in. The URL with the error will look like this: owa/auth/errorFE.aspx?httpCode=500 Cause This issue occurs if the Exchange Server Open Authentication (OAuth) certificate is expired, not present, or not configured correctly....

Azure OMI Vulnerability

Microsoft has released multiple security updates in last Patch Tuesday. One off them fixes a high risk vulnerability (CVE-2021-38647) Also know as OMIGOD. This vulnerability can be used remotely, so exploitation is expected soon. This flaw doesn’t directly affect Windows at all, because it’s a bug in Microsoft’s open...

Renewed my Azure Solutions Architect Expert certification

Today I had to renew my Azure Solutions Expert certification. This was a first time I had to do that. By going to your certification profile you can do a online exam with just 26 questions with numerous things that have been changed in the past year. I have...

How to install and setup AD Connect (Manual)

In this manual I am going to explain how to install and setup a connection between on-premise Active Directory and Azure AD. Pre-requisites: Office 365 Tenant with an Office 365 Admin account Active Directory Server with AD Enterprise administrator permissions AD Connect tool, download link: https://www.microsoft.com/en-us/download/details.aspx?id=47594 STEP 1: First...

Ethical hacking training at HBO Drechtsteden

Today I had the honors to do another workshop Ethical hacking together with Erik Loef. It is always good to share your knowledge, and help other people with their work, now and in the future. I hope that these students will embrace what they have learned, and that they...

In memoriam – Nelleke den Boer

You might have noticed that it’s quiet on 2azure.nl. On the 19th of November my wife got very ill, with unknown brain damage she was hospitalized in the Erasmus University Medical Center. But despite all efforts she passed away on the 6th of December 2019 in the age of...

Update Exchange Online Global Address List (GAL)

There are situations where you would like to enforce an update of the Exchange Global Address list (GAL) in Office 365. With a few steps this can easily be done! Requirements: Exchange Online EXO V2 module, install using: Import-Module -Name ExchangeOnlineManagement STEP 1: First we will need to make...

Ignite 2019 session catalog

Microsoft had released all sessions and slides on a perfect overview. Did you mis anything? didn’t had the change to go? here is your change to get up to speed https://myignite.techcommunity.microsoft.com/sessions...

Microsoft Ignite 2019 livestream

Most people are looking forward to Microsoft Ignite 2019 to hear about latest technologies from Microsoft. It is possible to follow Microsoft Ignite using a livestream....

Half year online…

I started this blog at the end of March this year to share my knowledge, share my passion about IT. And in just 6 months, I’ve published 65 posts in the past 26 weeks… which is over 2 posts a week, more than I anticipated to create… I found...

Azure Data Share in Preview

Microsoft has announced a new service: Azure Data Share. It is a new data service for sharing data across organizations. This can be used to easily share big files and data with external organisations instead of using FTP or other data sharing services. Read the Microsoft official announcement for...

Security & Ethical Hacking hands-on labs

Today I have given a hands on lab with Erik Loef on security and ethical hacking. We had created 5 different labs for the 21 participants to learn them more about security. This way we allowed them to think as a hacker, find out weaknesses in the system, and...

Azure AD Domain Services an option or not?

Frequently I get the question, how are we going to manage our legacy Azure IaaS servers? Should we deploy domain controllers? or should we setup a VPN connection with our on-premise environment? Before we can start answering these questions we will need to learn more about AD DS. Azure...

Outlook 2016 search not working

Recently I was notified by a customer that Outlook search wasn’t working anymore as expected (Search not working at all, or missing results). After some searching I found out that this was caused by a Windows 10 Update where a shared DLL was updated: KB4467684 In the the end...

Azure AD exclude user from password experation policy

Connect to Azure AD with PowerShell: Connect-azuread Now we would like to get an overview of all users, run the following command: Get-azureAduser If you have the UserPrincipalName or email address we might shorten the list to just that single user bij adding a filter: Get-AzureADUser -ObjectId <UserPrincipleName> Next...