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Exchange Team Blog

You Had Me at EHLO..
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8,562

Servicing Exchange Server 2019

The_Exchange_Team on Nov 21 2023 08:34 AM
We wanted to provide an update on servicing Exchange Server 2019.
36.5K

Released: November 2023 Exchange Server Security Updates

The_Exchange_Team on Nov 14 2023 10:02 AM
We have released Security Updates for Exchange Server 2016 and Exchange Server 2019.
6,748

Choosing and Troubleshooting Exchange Online Mailbox Migrations

The_Exchange_Team on Nov 09 2023 06:45 AM
This post will help you understand various types of Exchange Online migration options and related information.
8,320

Reducing Memory Consumption of the Exchange Online PowerShell V3 Module

The_Exchange_Team on Nov 01 2023 08:35 AM
Tips on how to reduce the memory consumption of the PowerShell V3 module and optimize your scripts for better efficiency...
5,559

Auditing Deletions of Exchange Online Public Folders

The_Exchange_Team on Oct 26 2023 11:43 AM
We are very glad to announce new auditing feature added to Exchange Online public folders.
6,274

How users access public folders and what to do when they cannot access them?

The_Exchange_Team on Oct 24 2023 12:33 PM
We wanted to share some support tips on troubleshooting Exchange Online public folder access issues.
12.3K

Exchange Online Mail Flow Rules to stop supporting DLP-related rules, conditions, and actions

The_Exchange_Team on Oct 19 2023 03:24 PM
We’re announcing that starting in the middle of November 2023 we’ll stop supporting the following DLP-related mail flow ...
8,680

Identify applications using Exchange Online OutlookRESTv2 or Exchange Web Services (EWS) APIs

The_Exchange_Team on Oct 17 2023 12:19 PM
We wanted to share tips (and scripts) to help you identify applications using Exchange Online OutlookRESTv2 or Exchange ...
7,616

EWS (Exchange Web Services) to Microsoft Graph Migration Guide Series

The_Exchange_Team on Oct 17 2023 08:21 AM
A new initiative to help developers and IT admins transition from Exchange Web Services (EWS) to the new standard API fo...
7,771

Deprecation of Exchange Online PowerShell UserPhoto cmdlets

The_Exchange_Team on Oct 16 2023 06:42 AM
We are deprecating the Exchange Online PowerShell UserPhoto cmdlets and transitioning customers to the Microsoft Graph P...
52.1K

Released: October 2023 Exchange Server Security Updates

The_Exchange_Team on Oct 10 2023 10:00 AM
We have released Security Updates for Exchange Server 2016 and Exchange Server 2019.
18.4K

Authenticate Outbound Email to Improve Deliverability

The_Exchange_Team on Oct 06 2023 09:45 AM
Learn why email authentication is more important than ever for sending email from Microsoft 365 and Exchange Online Prot...
7,778

Deprecation of Remote PowerShell in Exchange Online – Time’s Up

The_Exchange_Team on Oct 02 2023 11:56 AM
We previously announced the Deprecation of Remote PowerShell Protocol (RPS) in Exchange Online, and we’ve now reached th...
18.5K

Implementing Inbound SMTP DANE with DNSSEC for Exchange Online Mail Flow

The_Exchange_Team on Sep 27 2023 10:26 AM
In March 2024, Microsoft is releasing a Public Preview for Inbound SMTP DANE with DNSSEC for Exchange Online mail flow.
31.3K

Retirement of Exchange Web Services in Exchange Online

The_Exchange_Team on Sep 19 2023 08:00 AM
Today, we are announcing that on October 1, 2026, we will start blocking EWS requests from non-Microsoft apps to Exchang...
21.5K

September 2023 release of new Exchange Server CVEs (resolved by August 2023 Security Updates)

The_Exchange_Team on Sep 12 2023 10:00 AM
We wanted to clarify the release of new Exchange Server CVEs today.
8,174

Outlook REST API v2.0 and beta endpoints decommissioning update

The_Exchange_Team on Sep 06 2023 11:32 AM
We wanted to provide an update to Outlook REST API v2.0 and beta endpoints decommissioning process.
15.7K

Announcing support for HSTS on Exchange Server 2016 and 2019

The_Exchange_Team on Aug 29 2023 08:27 AM
We’re happy to announce that Microsoft Exchange Server now officially supports HTTP Strict Transport Security, also know...
18.8K

Coming Soon: Enabling Extended Protection on Exchange Server by Default

The_Exchange_Team on Aug 28 2023 11:21 AM
We wanted to share upcoming changes with Exchange Server Extended Protection (EP).
6,602

Deprecation of Classic Exchange Admin Center in Microsoft 365 Operated by 21Vianet

The_Exchange_Team on Aug 23 2023 02:59 PM
Today, we are announcing the deprecation of the classic Exchange admin center (EAC) in Microsoft 365 operated by 21Viane...
60.4K

Re-release of August 2023 Exchange Server Security Update packages

The_Exchange_Team on Aug 15 2023 05:24 PM
Today we are re-releasing the August 2023 SU packages for Exchange Server.
161K

Released: August 2023 Exchange Server Security Updates

The_Exchange_Team on Aug 08 2023 10:02 AM
We have released Security Updates for Exchange Server 2016 and Exchange Server 2019.
7,789

Deprecation of Classic Exchange Admin Center (EAC) in GCC and GCC-H environments

The_Exchange_Team on Jul 31 2023 07:51 AM
Today, we are announcing the deprecation of the classic Exchange admin center (EAC) in our GCC and GCC-H environments.
12.2K

Exchange Online ETRs to stop supporting DLP policies

The_Exchange_Team on Jul 28 2023 12:08 PM
Today, we are announcing we are discontinuing support for DLP rules within Exchange Online ETRs
55.5K

Announcing New DMARC Policy Handling Defaults for Enhanced Email Security

The_Exchange_Team on Jul 19 2023 12:19 PM
Today, we are announcing important changes to our DMARC policy handling that affect both consumer and enterprise custome...
16.8K

Announcing Client Credential Flow for SMTP AUTH in Exchange Online

The_Exchange_Team on Jul 10 2023 08:31 AM
We are excited to announce support of Client Credential Flow (CCF) for SMTP AUTH in Exchange Online.
10.8K

Public Preview: Exchange Online RBAC management in Microsoft Graph using Unified RBAC Schema

The_Exchange_Team on Jul 05 2023 09:22 AM
Today, we’re excited to announce the public preview of Exchange Online Role Based Access Control (RBAC) management in Mi...
13K

Updated Hybrid Configuration Wizard Available

The_Exchange_Team on Jun 29 2023 08:31 AM
Today, we’re excited to announce the latest release of the HCW, which now supports Exchange Online REST-based APIs.
62.8K

Updated Requirements for SMTP Relay through Exchange Online

The_Exchange_Team on Jun 19 2023 10:27 AM
Today, we are announcing an update to our requirements for SMTP relay through Exchange Online.
49.8K

Released: June 2023 Exchange Server Security Updates

The_Exchange_Team on Jun 13 2023 10:00 AM
We have released Security Updates for Exchange Server 2016 and Exchange Server 2019.

Latest Comments

Skreabengt
in Servicing Exchange Server 2019 on Dec 02 2023 12:49 AM
Having HealtChecker more intgrated into Exchange Server was a good improvement. Many IT-professionals probably already used that script long before the integration too, but now is update way more simple.Signing your domain (DNSSEC) and adding TLSA Dane records is becoming more common as well as usin...
0 Likes
owainwtb
in Identify applications using Exchange Online OutlookRESTv2 or Exchange Web Services (EWS) APIs on Dec 01 2023 06:29 AM
Is this blog being monitored anymore?I've posted 2 questions, 1 over a month ago, and there has not been any response.This is potentially breaking change being applied by Microsoft and time is running out.Please engage with your customers.
0 Likes
LEGOFFanthony
in Throttling and Blocking Email from Persistently Vulnerable Exchange Servers to Exchange Online on Dec 01 2023 03:19 AM
Hi @Scott Schnoll @KevinShaughnessy @Nino Bilic When I run the "New-TenantExemptionInfo" command, I get the following error message:WARNING: New-TenantExemptionInfo cmdlet failedCan you help me with this message?PS : Exchange 2010 Server
0 Likes
Hey_Look-Its_Brian_G
in Released: November 2023 Exchange Server Security Updates on Nov 30 2023 03:53 PM
@The_Exchange_Team - We have noticed the "pipe-lining" issue occurring with a number of scripts on actual Mailbox Servers after deploying the Nov SU. Apologies if I've missed something obvious in the comments, but thought it might be worth mentioning for your visibility. Auth cert is valid through 2...
0 Likes
PNorris76
in Deprecating Conversion of Distribution Lists to Microsoft 365 Groups on Nov 30 2023 01:37 AM
Hi Just looking for some feedback, I can see the thread is old, but wanted to understand. We have our SharePoint / Teams sites. What is the benefit of migrating Dynamic Distribution lists to M365 Groups? yes I know that DDLs have fewer features, but they also don't create a heap of SharePoint stuff ...
0 Likes