Automate AD Authentication Tests with PowerShell

A common method to investigate for Active Directory authentication issues is inspecting logs and event viewer, it’s simple and effective. But this means that the issue already occurred. What if the problem was a wrong password generated and communicate to the user? Can we be more proactive and avoid this issue from happening?

Whenever I wanted to check if the credentials that were provided by the third party for a large number of accounts were valid/correct (to prevent support requests and don’t let end-users wait for their access any longer) performing this task manually was never an option for me.

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