In general, the topic of licensing at Microsoft is certainly not a simple one. Myths surrounding its interpretation and persistent rumors are constantly circulating. Therefore, I’d like to shed some light on a few things here.NOTE: This article is as of July 2025; changes and interpretations are subject to change at any time! I welcome …
Since the end of May 2025, the current version (2.5.30) of Microsoft Entra Connect is no longer available for download in the public domain at Microsoft. This must now be downloaded via the Microsoft Entra Portal in the Entra Connect area. It is also advisable to look at the current version history of Entra Connect for a few minutes …
Read more “Entra Connect Server transition to certificate-based App Identity”
Several days ago, the BSI published a good article on the topic of email security and modern email infrastructures. https://www.allianz-fuer-cybersicherheit.de/SharedDocs/Downloads/Webs/ACS/DE/BSI-CS/BSI-CS_155.pdf This prompted me to write this article. Since the SMTP protocol was designed in the 1980s and security was not a major concern at that time, we need to continuously develop mechanisms to adapt this …
For some time now, I have been using M365 Defender for Business in my small tenant without Intune Management. This allows small networks to be monitored very well via the cloud. At regular intervals, I also look at the “Security recommendations”. During this routine check, however, I was somewhat shocked. After all, no alerts, which …
Read more “M365 Defender for Business security recommendations”
I frequently receive requests from customers who are dealing with the default sharing settings within the Exchange organization and don’t have a reasonable solution for it. Therefore, I sat down and wrote a small PowerShell script that can initially read the default permissions of all user mailboxes. In this case, default permissions refer to the …
Read more “Exchange Online get default calendar permissions”
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