Renew Client Secret in Azure AD
How to renew the Client Secret for the Azure AD application? There are two ways to renew a Client Secret in Azure AD. One way is to use the Microsoft Azure portal, and the other is PowerShell. In this article,…
Configure Exchange Online Certificate Based Authentication for unattended scripts
How to schedule an Exchange Online PowerShell script for automation purposes? For example, you have an Exchange Online PowerShell script that needs to run daily against the Exchange Online tenant unattended without any interaction. In this article, you will learn…
Check TLS settings on Windows Server with PowerShell script
There are no TLS settings configured on a new Windows Server install. Therefore, you must configure TLS on Windows Server with a GPO, manually with the registry editor, or with PowerShell. In this article, you will learn how to check…
Restart Exchange Servers IIS with PowerShell
Microsoft Exchange Server depends on Internet Information Services (IIS). Sometimes you have to restart IIS, which you can do through IIS management or the console (Command Prompt or PowerShell). But what if you have more than multiple Exchange Servers running,…
Prevent Exchange mailbox user login after account changes
You must disable the account or change the user account password because a security breach occurred. The user has an Exchange mailbox linked to the account. Disabling the user in Active Directory and thinking that you are done now is…
Disable remote PowerShell for non-admins
Every user in Active Directory will have remote PowerShell enabled by default. For security reasons, it's strongly recommended to disable remote PowerShell access for non-admins and service accounts in the organization. In this article, you will learn how to disable…
Exchange Server Health Checker script supports vDir IP filtering
Great Microsoft engineers maintain the Exchange Server Health Checker PowerShell script. The script is excellent because they listen to feedback and are fast at pushing changes. A new update to the script will now show the correct vulnerability information if…
Configure Exchange Server TLS settings
We recommend enabling TLS 1.2 on Exchange Server 2013/2016/2019 and disabling TLS 1.0, TLS 1.1, and TLS 1.3. Even though TLS 1.3 is newer, you should disable it. That's because TLS 1.3 is not supported for Exchange Server and causes…
Copy AD members between domains
The organization got a parent and child domain. Both the domains contain criss-cross members and groups. Everything works when copying the members from one AD group to another in the same domain. But, an error appears when we want to…
Check Exchange Antivirus exclusions
How to test that the Exchange Server exclusions are correctly excluded from the Antivirus? We already showed how to run a PowerShell script and get the Antivirus exclusions for Exchange Server 2013/2016/2019. The script runs on the Exchange Servers, and…