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Exchange Team Blog

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803

How to troubleshoot Exchange Online Transport Rules using the Test-Message cmdlet

The_Exchange_Team on Dec 04 2023 09:53 AM
We wanted to talk about how to use the recently updated Test-Message cmdlet in Exchange Online PowerShell.
9,256

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.
37.8K

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.
6,976

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.
8,528

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...
5,717

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.
6,437

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.
12.7K

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 ...
8,756

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 ...
7,677

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...
7,918

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...
52.5K

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.
18.5K

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...
7,810

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...
18.7K

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.
31.5K

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.
8,212

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).
6,630

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...
60.5K

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.
7,814

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.
12.3K

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
55.9K

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.
10.9K

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...
13.1K

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.
63.2K

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.

Latest Comments

KevinShaughnessy
in Throttling and Blocking Email from Persistently Vulnerable Exchange Servers to Exchange Online on Dec 04 2023 02:40 PM
@LEGOFFanthony can you try running it again? I've seen at least one report of this as a transient error (in Powershell Management API not the cmdlet itself), rerunning again later it worked. You should also be able to create an enforcement pause via the EAC report (Mail flow > Reports > @janakhadka ...
0 Likes
Paul_NJ
in Throttling and Blocking Email from Persistently Vulnerable Exchange Servers to Exchange Online on Dec 04 2023 02:05 PM
Hi @Scott Schnoll & @The_Exchange_Team, enforcement pause has been enabled on exchange server 2010 but still not applying. Any possible clarifications on this scenario?
0 Likes
Lukas Sassl
in Released: November 2023 Exchange Server Security Updates on Dec 04 2023 11:14 AM
@FriedFrankTech the information regarding SDS validation can be found here: https://learn.microsoft.com/en-us/exchange/plan-and-deploy/post-installation-tasks/security-best-practices/exchange-serialization-payload-sign?view=exchserver-2019#validate-that-certificate-signing-of-powershell-serializatio...
0 Likes
Lukas Sassl
in Announcing support for HSTS on Exchange Server 2016 and 2019 on Dec 04 2023 04:04 AM
@Mehtabkhan if HSTS is configured as per our documentation, the Strict-Transport-Security header is sent from the server as part of the response header. However, as already correctly mentioned by @Andrew_meo, HSTS is a browser-related feature and therefore, doesn't come into play when Outlook connec...
0 Likes
Andrew_meo
in Announcing support for HSTS on Exchange Server 2016 and 2019 on Dec 04 2023 02:52 AM
According to my knowledge, No. its not for Autodiscover URL. HSTS is a policy mechanism that helps to protect websites (OWA or ECP when it comes to Exchange Server) against man-in-the-middle attacks such as protocol downgrade attacks and cookie hijacking. It is a widely supported standard that was d...
0 Likes