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.

We wanted to provide the updated Exchange Online SMTP AUTH Basic Authentication Deprecation Timeline.

We wanted to answer some Exchange Online public folder data and retention questions.

We are happy to announce that the Message Trace support using Graph API is now in Public Preview.

We wanted to do a deeper dive into various types of mailbox quotas in Exchange Online.

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

We wanted to explain why using Local Move Requests in Exchange Online is not a good idea as a general practice.

The Mailbox External Recipient Rate Limit in Exchange Online is being canceled.