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Exchange Team Blog

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10K

Released: April 2024 Exchange Server Hotfix Updates

The_Exchange_Team on Apr 23 2024 10:02 AM
We have released Hotfix Updates for Exchange Server 2016 and Exchange Server 2019.
21.3K

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...
18.8K

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...
6,053

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.
24K

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.
4,989

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.
6,356

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.
28.2K

‘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.
182K

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.
7,257

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.
10.1K

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.
53.2K

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.
7,760

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.
158K

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.
20.4K

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).
11K

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)...
25.3K

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.
705K

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...
16.5K

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.
27.8K

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.
79K

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.
23.6K

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.
14.9K

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...
10.2K

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.
12.3K

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.
34.8K

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 ...
22.7K

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 ...
14.2K

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...
19.7K

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...
63.7K

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.

Latest Comments

KUchunor
in Demystifying Hybrid Free/Busy: Finding errors and troubleshooting on Apr 24 2024 04:04 AM
Hello @The_Exchange_Team Based on the action plan (26) in the pdf https://techcommunity.microsoft.com/t5/exchange-team-blog/demystifying-hybrid-free-busy-finding-errors-and-troubleshooting/ba-p/607727/page/2?attachment-id=63146 The exchange on-premises certificate for authorization should be uploade...
0 Likes
mikebravo
in Native external sender callouts on email in Outlook on Apr 24 2024 03:50 AM
Hi @The_Exchange_Team . Nice feature! I'm thinking of implementing this but just before I do, can you please help me with this question... We have email from multi-function printers and scanners coming from our on-prem infrastructure into Exchange Online via an inbound connector (i.e. 'From: Your Or...
0 Likes
Lukas Sassl
in Released: April 2024 Exchange Server Hotfix Updates on Apr 24 2024 03:31 AM
@NorbertFe I will get back to you shortly with an answer to this question.
0 Likes
LotharMueller
in Released: April 2024 Exchange Server Hotfix Updates on Apr 24 2024 12:13 AM
@benoitdbagWe also use 4096 bit certifcates since years. No general problems.Is there a phrase in documentation whitch limits the key size? I don't think so.
1 Likes
Lukas Sassl
in Released: April 2024 Exchange Server Hotfix Updates on Apr 24 2024 12:07 AM
@benoitdbag yes, you can use certificates with a key size of 4096 bit.
0 Likes