Exchange Team Blog

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The_Exchange_Team on 04-13-2021 10:01 AM

We are releasing a set of security updates for Exchange Server 2013, 2016 and 2019.

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The_Exchange_Team on 04-02-2021 06:20 AM

We know that some of our customers leverage Exchange transport rules to prepend subject line or insert the message body ...

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The_Exchange_Team on 03-25-2021 07:20 AM

Email distribution groups (DGs) are great for easily sharing information or engaging in discussions with a large group o...

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The_Exchange_Team on 03-16-2021 09:00 AM

Today we are announcing the availability of quarterly servicing cumulative updates (CUs) for Exchange Server 2016 and Ex...

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The_Exchange_Team on 03-08-2021 06:41 PM

To help customers more quickly protect their environments in light of the March 2021 Exchange Server Security Updates, M...

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The_Exchange_Team on 03-02-2021 01:08 PM

We are releasing a set of out of band security updates for Exchange Server.

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The_Exchange_Team on 02-25-2021 10:14 AM

We would like to have Exchange Online customers (who would like to participate in a preview program) help us improve the...

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The_Exchange_Team on 02-22-2021 07:03 AM

To ensure optimal mail flow performance for all customers and protect the health of Exchange services, Microsoft is upda...

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The_Exchange_Team on 02-11-2021 07:26 AM

At Microsoft Ignite 2020, we announced the preview of support for Linux and Windows PowerShell Core in Exchange Online m...

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The_Exchange_Team on 02-04-2021 09:00 AM

We previously announced we would begin to disable Basic Auth for five Exchange Online protocols in the second half of 20...

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The_Exchange_Team on 02-03-2021 08:10 AM

A redirect URI, or Reply-URL, is where an authorization server sends a user once their app has been successfully authori...

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The_Exchange_Team on 02-02-2021 08:56 AM

Administrators who want to limit the app access to a specific set of mailboxes can create an application access policy. ...

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The_Exchange_Team on 01-22-2021 03:03 PM

Microsoft periodically refreshes certificates in Office 365 as part of our effort to maintain a highly available and sec...

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The_Exchange_Team on 01-21-2021 11:37 AM

Continuing on our path to release the new EAC, we wanted to tell you that the Groups feature is now available and what t...

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The_Exchange_Team on 01-19-2021 08:50 AM

It is important for administrators to know of all mailboxes that have forwarding enabled and where the mail is been forw...

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The_Exchange_Team on 01-15-2021 09:23 AM

With the deprecation and disablement of TLS 1.0/1.1. we thought to share some information on what behaviors you might se...

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The_Exchange_Team on 01-11-2021 01:32 PM

In Exchange Online we automatically perform certain public folder mailbox management so you may focus your time managing...

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The_Exchange_Team on 12-15-2020 08:37 AM

Today we are announcing the availability of quarterly servicing cumulative updates for Exchange Server 2016 and 2019.

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The_Exchange_Team on 11-19-2020 10:33 AM

We wanted to share some best practices to prepare the on-premises public folders for migration to Exchange Online

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The_Exchange_Team on 11-17-2020 03:29 PM

Today we are announcing the deprecation of the Outlook REST API beta and Outlook REST API v2.0 and that they will be dec...

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The_Exchange_Team on 10-29-2020 09:23 AM

In this installment of the migration troubleshooting series, we will talk about migrations that are 'Completed with warn...

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The_Exchange_Team on 10-27-2020 12:59 PM

As was announced at Microsoft Ignite 2020, support for plus addressing is now available in Exchange Online. Thanks to ou...

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The_Exchange_Team on 10-22-2020 11:34 PM

Microsoft is updating Azure services to use TLS certificates from a different set of Root Certificate Authorities (CAs)....

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The_Exchange_Team on 10-19-2020 07:37 AM

In this part of migration troubleshooting series, we will talk about ‘slow’ migrations (and how to define when a migrati...

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The_Exchange_Team on 10-16-2020 11:16 AM

Virtual desktop infrastructure (VDI) is defined as the hosting of desktop environments on a central server. It is a form...

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The_Exchange_Team on 10-07-2020 06:32 AM

We're thrilled to announce that our Microsoft Remote Connectivity Analyzer - Office 365 tests now have modern authentica...

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The_Exchange_Team on 10-05-2020 11:34 AM

Continuing our hybrid migration blog post series, we arrived at troubleshooting failed migrations.

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The_Exchange_Team on 09-22-2020 08:01 AM

Lots of Exchange related news announced today at Microsoft Ignite 2020.

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The_Exchange_Team on 09-22-2020 08:00 AM

When Microsoft Ignite 2020 become a digital event we took it as an opportunity to think about the sessions and subjects ...

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The_Exchange_Team on 09-22-2020 08:00 AM

Email and time management seems pretty simple, doesn’t it? How do you know what’s really happening as messages pass from...

Latest Comments

in Released: April 2021 Exchange Server Security Updates on 04-15-2021

@David__G - Yeah, we hear you. No immediate news or announcements but we heard this loud and clear. @KrisHappe - Unclear what you mean; I mean the ExchangeUpdateWizard will suggest to install the 'latest' if you are going from older version to CU23; it would not really make sense to suggest installa...

0 Likes

in Released: April 2021 Exchange Server Security Updates on 04-15-2021

Can you clarify a point on EX 2013 CU23. Your wizard says installs .Net 4.8 yet the Comparability Matrix says both 4.7.2 and 4.8 are support. Any issues with installing .Net 4.8 on top of CU 23? , is it REQUIRED for this April patch? No issues in previous months with .Net 4.7.2 (I know, I know easy ...

0 Likes

in Released: April 2021 Exchange Server Security Updates on 04-15-2021

All of my mailboxes are in the cloud, when can we (officially) get rid of this on prem server permanently? Skype/Teams did not require us to KEEP an on prem server to manage AD objects once moved to the cloud in hybrid AD mode, why does exchange? FYI: I am aware that we can technically get rid of it...

1 Likes

in Released: April 2021 Exchange Server Security Updates on 04-15-2021

@ngtlam1806 - we have not released any mitigations for those particular CVEs, no. @boredoutofmyskull - no, the version change will not be different after SU; you can either check add/remove (the update will show there under update to the current CU) or the Health Checker script.

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in Released: April 2021 Exchange Server Security Updates on 04-15-2021

@Nino Bilic, we had an issue after installing the patch on our Windows Server 2012r2 box with Exchange 2013 where %ExchangeInstallDir% wasn't expanded to the full path in any of the web.config files, with the result that assemblies wasn't loading.We fixed this by running a find/replace to manually c...

0 Likes