Exchange Online | EWS shutdown May 2027
The end of Exchange Web Services (EWS) in Exchange Online is no longer a theoretical scenario, but a timed process that must dominate your infrastructure planning from now on. Mic…
Tag: Exchange Online
Schlagwort #Exchange Online — 6 Treffer — Alle Beiträge, die mit diesem Schlagwort versehen wurden – praktisch für Serienthemen, Tools, Releases und How-to-Cluster.
Exchange Online | Microsoft overturns the External Recipient Limit!
On January 06, 2026, the Exchange team surprisingly put on the brakes. The planned introduction of the Mailbox External Recipient Rate Limit (MERR) has been officially canceled in…
Microsoft Purview DLP | Exchange Online: Block, Encrypt & Approve
Email is the dinosaur of digital communication – and despite Teams or Slack, it's still the number one gateway for data loss. Whether it's a wrong recipient in the "Cc", a thought…
Exchange Online | Blocking of old ActiveSync clients (<16.1) from 03.2026
Deadline March 1, 2026: What administrators need to know about Exchange ActiveSync (EAS) now.Microsoft continues to clean up the legacy protocols. A recent announcement confirmed …
Exchange Online Hardening | Security & Privacy Best Practices
As soon as the first mailbox is set up in the Microsoft Cloud, it is accessible worldwide. But be careful: Microsoft's default settings are primarily designed for maximum compatib…
MS365 | Fix "LogonDenied" error on IMAP & OAuth - PowerShell Fix
You know the game: The deactivation of Basic Authentication forces us all to act. Your DMS, ticket system or archive should finally access Exchange Online via OAuth2.In Azure, eve…