In March 2020 when we had many Exchange servers world wide attacked, the Team at Microsoft put together a nice PowerShell script that provides plenty of output but the most important part is it gives you an overview of CVE vulnerabilities on the Exchange Server. The PowerShell script only works Read more…
In some of my articles, I have made mention of implementing SPF, DMARC and DKIM records for your Exchange environment but many ask the question on how do you setup DKIM for Exchange 2016 or Exchange 2019? (Applies to 2013 as well). There are a couple of steps involved to Read more…
Provisioning accounts in Active Directory and Exchange is not a new task for Admins. However when you provision something and it does not want to work is where the troubleshooting starts. You may have come across an error like the following: The error itself is a bit deceiving as it Read more…
Symantec on a Windows Server just like ESET works great. When you throw Exchange 2016 or Exchange 2019 into the mix, things get more complicated with both products. If you are not aware, when you are running an anti-virus product, you need to add the exclusions for processes and folders Read more…
I have started with a video series show casing how you can run Exchange 2013 and Exchange 2019 in coexistence. There are 18 parts to the video series. This blog will be updated as more parts are created and uploaded. Exchange 2013/2019 Coexistence – Discussion of setup for both Exchange Read more…
A few months ago a zerologon exploit was released and this exploit was able to do damage to an Active Directory environment. Microsoft released a patch in the next set of updates and in a 2x part video, we show you how an unpatched system is compromised vs a patched Read more…
Weak passwords is a common mistake with many email users or even admins that manage domains. I recently had the opportunity to demo the zerologon exploit and how it breaks your domain controllers in your environment. This means that Exchange will be broken as well. I am referring to CVE-2020-1472 Read more…
Ignite has started with a bang and with it new information about the next version of Exchange and how coexistence will work. Head over to the tech community below and watch the video on demand. Exciting new changes coming to Microsoft 365 as well and Hybrid and so much more… Read more…
In Exchange whether it is Exchange 2010 or 2016 or maybe even 2019, when you setup a Database Availability Group (DAG) requires Failover Cluster Manager to be installed and when the DAG is formed you can see it in Failover Cluster Manager. In normal circumstances your DAG members will come Read more…
If you work or manage clients in organizations that handle sensitive information like banks as an example, they might have a requirement to not allow users to download OWA attachments. You can set this company wide or you can create a new mailbox policy and assign it to certain users. Read more…