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Exchange Team Blog

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7,989

Exchange Online to retire Basic auth for Client Submission (SMTP AUTH)

The_Exchange_Team on Apr 15 2024 10:21 AM
Today, we are announcing that Exchange Online will permanently remove support for Basic authentication with Client Submi...
6,899

Exchange Online to introduce External Recipient Rate Limit

The_Exchange_Team on Apr 15 2024 10:09 AM
Today, we are announcing that, beginning in January 2025, Exchange Online will begin enforcing an external recipient rat...
4,645

Review an upcoming authentication change for Outlook add-ins

The_Exchange_Team on Apr 09 2024 01:09 PM
Please review the upcoming Exchange Online authentication requirements for Outlook add-ins.
20K

Public Preview: High Volume Email for Microsoft 365

The_Exchange_Team on Apr 01 2024 11:11 AM
Today we’re thrilled to announce the public preview of High Volume Email (HVE) for Microsoft 365.
4,177

Securing resources by tailoring Exchange Online RBAC (Part 2)

The_Exchange_Team on Mar 28 2024 02:27 PM
How to assign your customer RBAC roles and verify the results.
5,500

Securing resources by tailoring Exchange Online RBAC (Part 1)

The_Exchange_Team on Mar 26 2024 12:43 PM
How to create custom RBAC roles in Exchange Online and why you'd want to.
23.7K

‘Last Exchange Server’ Scenario Feedback

The_Exchange_Team on Mar 21 2024 06:53 AM
We wanted to ask some questions about management of your Exchange organization and recipients.
159K

Released: March 2024 Exchange Server Security Updates

The_Exchange_Team on Mar 12 2024 10:06 AM
We have released Security Updates for Exchange Server 2016 and Exchange Server 2019.
7,038

How to troubleshoot mail flow rules used to inspect attachments

The_Exchange_Team on Mar 08 2024 09:16 AM
This blog will delve into some common issues encountered with attachment-related mail flow rules.
9,686

Introducing PS.MTA-STS: a PowerShell module to enhance mail flow security with MTA-STS

The_Exchange_Team on Mar 04 2024 09:44 AM
Learn how to use this open-source module to configure and test MTA-STS for your Exchange Online domains in a few steps.
49.4K

Retirement of RBAC Application Impersonation in Exchange Online

The_Exchange_Team on Feb 20 2024 01:06 PM
We wanted to announce deprecation plans for ApplicationImpersonation role in Exchange Online.
7,591

Final Reminder: Outlook REST API v2.0 and beta endpoints decommissioning

The_Exchange_Team on Feb 15 2024 09:17 AM
An update on Outlook REST API v2.0 and beta endpoints decommissioning process.
153K

Released: 2024 H1 Cumulative Update for Exchange Server

The_Exchange_Team on Feb 13 2024 10:03 AM
Today we are announcing the availability of Cumulative Update for Exchange Server 2019.
20.1K

Hybrid Configuration Wizard with granular configuration feature is now available

The_Exchange_Team on Jan 24 2024 04:59 AM
Today, we are happy to announce the latest release of Hybrid Configuration Wizard (HCW).
10.9K

MFA App ID deprecation in Exchange Online

The_Exchange_Team on Jan 22 2024 06:46 AM
We wanted to inform you of an important update regarding MFA App ID (Microsoft Exchange Online Remote PowerShell App ID)...
24.8K

Mainstream Support for Exchange Server 2019 Ends Today

Scott Schnoll on Jan 09 2024 08:54 AM
Exchange Server 2019 has entered the extended support phase of its lifecycle.
664K

How to pause throttling and blocking of out-of-date on-premises Exchange Servers

The_Exchange_Team on Dec 12 2023 03:13 PM
We wanted to share how to temporarily pause throttling and blocking of out-of-date on-premises Exchange Servers, if they...
16.3K

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.
27.6K

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.
78.4K

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.
23.1K

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.
14.7K

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...
10.1K

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.
12K

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.
33.8K

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 ...
22.3K

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 ...
13.8K

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...
19.1K

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...
63.4K

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.
71.3K

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...

Latest Comments

Rob_R
in Exchange Online to introduce External Recipient Rate Limit on Apr 16 2024 10:22 AM
This certainly reinforces then need for my on-prem Exchange environment and puts an end to any further mailbox migrations - which are our highest volume email senders. It may even require that some mailboxes are moved back to on-prem to prevent communication disruptions with customers. I thought MS ...
0 Likes
kzuata
in Released: March 2024 Exchange Server Security Updates on Apr 16 2024 10:15 AM
Outlook ios authentication issue was resolved by simply reinstalling the mobile app.
0 Likes
MatBergJbl
in Change in naming convention of user’s Name parameter on Apr 16 2024 09:09 AM
Great stuff. That leads to very helpful output, such as this:PS C:\> Get-DistributionGroupMember "MyGroup" Name RecipientType ---- ------------- fc632cc6-5e58-4d83-ba6c-************ UserMailbox 4e30bccd-d18b-46f1-9d70-************UserMailbox 80e1baec-e9ce-4923-9061-************UserMailbox 1932aaf0-3...
0 Likes
_cparker
in Retirement of RBAC Application Impersonation in Exchange Online on Apr 16 2024 09:02 AM
@Probir_Chatterjee a script is available (see blog post) that can help you determine if this role is in use in your environment. You can leverage the *-ManagementRoleAssignment Exchange Online PowerShell cmdlets to manage this role. Recommend opening a ticket with the Exchange Online support team if...
0 Likes
ebrahimEG
in Cross-tenant User Data Migration is Now Generally Available on Apr 16 2024 03:58 AM
Hey Friend! I've created a UserVoice proposal to bring back a free and user-friendly migration tool like Mover. If you faced similar challenges, I'd be grateful if you could support the proposal by searching going to:[ https://feedbackportal.microsoft.com/feedback/idea/fbda9a5d-d4fb-ee11-a73d-6045bd...
0 Likes