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Exchange Team Blog articles

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Latest posts

Last updated 2 days ago

How to determine which Resource Mailboxes are being actively used

2 days ago

Today we wanted to take a few minutes to discuss a topic...

Replacing IIS SMTP virtual server with Exchange Edge Transport

4 days ago

Years go by and we continue to see customers still relying on...

Writeback for Cloud-Managed Remote Mailboxes: Now in Public Preview

8 days ago

In our previous posts, we announced the Public Preview and the General...

Addressing Exchange Server May 2026 vulnerability CVE-2026-42897

9 days ago

On May 14, 2026, Microsoft disclosed CVE-2026-42897, a reported vulnerability affecting Exchange...

No Exchange Server Security Updates for May 2026

11 days ago

We wanted to let the Exchange Server community know that there are...

Retirement of Direct Exchange ActiveSync Certificate-Based Authentication by End of 2026

15 days ago

We are announcing the deprecation of Exchange ActiveSync (EAS) certificate-based authentication (CBA)...

General Availability of Mailbox Import and Export Microsoft Graph APIs

15 days ago

As a part of our continuing march to Exchange Web Service (EWS)...

Update Your Exchange SE Hybrid On-premises Rich Coexistence to Graph

16 days ago

About a year ago, we announced Exchange Server Security Changes for Hybrid...

Released: May 2026 Exchange Server Hotfix Update

16 days ago

Microsoft has released Hotfix Update (HU) for Exchange Server Subscription Edition (SE)...

Deprecating Legacy TLS and Endpoints for POP and IMAP in Exchange Online

26 days ago

Security on the internet continues to evolve, and older cryptographic protocols no...

Modernizing DNS Security for Exchange Online Mail Flow

30 days ago

The Domain Name System (DNS) protocol is used by clients to find...

Change Optics Report released into Public Preview to showcase messages impacted by future changes

about 1 month ago

Change Management is an important part of managing the improvements we make...