We wanted to announce SMTP DANE & MTA STS Connector Modes in Exchange Online.

We are not releasing any Exchange Server Security Updates for March 2026.

We wanted to share some tips on how to find out details of EWS usage in your tenant.

We’re excited to share that Multi-Geo In-Region Routing reached General Availability in December 2025.

Exchange Online PowerShell -Credential parameter will be deprecated soon.

We have released Security Updates for Exchange Server SE. Exchange Server 2019 and 2016 ESU updates only.

We wanted to provide an update on Exchange Online EWS deprecation.

We wanted to let you know about upcoming changes to Exchange Online message moderation.

Introducing the Microsoft Graph User Configuration API (preview)

We wanted to let you know of an upcoming change in certificates trusted by Exchange Online.