Exchange Server Extended Protection
Extended Protection uses service binding and channel binding to help prevent an authentication relay attack. In an authentication relay attack, a clie… Read the rest “Exchange Server Extended Protection”
Exchange 2019
Items specifically related to Exchange 2019
Remediate Exchange Security CVE-2022-21978
The May 2022 security update for Exchange Server 2013, 2016 and 2019 resolved CVE-2022-21978. A common issue is that admins are only doing part of th… Read the rest “Remediate Exchange Security CVE-2022-21978”
Implementing Exchange DownloadDomain Security
In the field, I’m seeing multiple customers that are struggling to implement the DownloadDomain feature. It does require a little prep work and it is … Read the rest “Implementing Exchange DownloadDomain Security”
Exchange 2019 Point of No Return
When designing an upgrade strategy from an older version of Exchange to a newer one, a question that needs to be addressed is do we need to introduce … Read the rest “Exchange 2019 Point of No Return”
Exchange 2019 CU12 Released
Exchange 2019 CU12 has been released to the Microsoft Volume Licensing Center and the public Microsoft Download site! Exchange 2019 has a different s… Read the rest “Exchange 2019 CU12 Released”
Microsoft Teams Source IP Address Used Connecting to On-Premises Exchange
Planning to deploy Office 365 and integrate with your on-premises Exchange infrastructure? Great! While running the Exchange Hybrid Configuration Wi… Read the rest “Microsoft Teams Source IP Address Used Connecting to On-Premises Exchange”
Change Certificate Friendly Name To Unique Value
Imagine that you have two certificates installed, but for whatever reason the same friendly name was used for both of them. You can certainly identit… Read the rest “Change Certificate Friendly Name To Unique Value”
Why Is The Exchange Security Update Not Installed?
The issue of "Why is the Exchange Security Update not installed?" has popped up frequently over the last few months due to the number of security rele… Read the rest “Why Is The Exchange Security Update Not Installed?”
Unable To Renew Exchange Certificate – Friendly Name Is Too Long
Your Exchange certificate is about to expire, so you initiate a standard process to renew it. It's only a 5 minute job as that's how long it took las… Read the rest “Unable To Renew Exchange Certificate – Friendly Name Is Too Long”
Exchange 2016 CU22 and Exchange 2019 CU11 Setup Changes
With the release of this month's Exchange updates, there are changes to not only the installation prerequisites but also the installation parameters.
T… Read the rest “Exchange 2016 CU22 and Exchange 2019 CU11 Setup Changes”