Yesterday, the Exchange team announced another change (which I think makes sense). Starting in March 2026, ActiveSync clients—that is, various mobile devices (phones/tablets, other ActiveSync devices)—that run an EAS client older than version 16.1 will no longer be supported. In other words, all older smartphones or tablets that access Exchange Online using their built-in email …
Read more “Exchange Online Active Sync Client Update EAS 16.1”
I frequently use the Lists application in my daily work and find it helpful for some purposes. Therefore, in this post, I’d like to discuss the views in Lists and make them a little more understandable. If you’re new to lists, you can watch some tutorials online and get a lot of information. There’s also a description …
On August 20th, the Exchange team published a post that should give many admins and consultants a sigh of relief. It’s now finally possible (for what feels like an eternity) to change Exchange attributes, such as user email addresses, in the cloud. These changes are then even written back to the local AD using Entra …
Read more “Managing email addresses in Exchange Online despite hybrid status”
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 …
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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