Set-ContentFilterConfig Exchange cmdlet issued (25375) how to monitor with email alert

[bob]

You ever spot that event ID 25375 popping up in your Windows Server Event Viewer? It flags when somebody runs the Set-ContentFilterConfig cmdlet in Exchange. Basically, that command tweaks how Exchange handles spam and junk mail filtering. Someone might fire it off to adjust settings like blocking certain words or IP addresses. Or maybe to loosen up rules for legit emails slipping through. I see it log under the Microsoft-Exchange-Mailbox/Application log mostly. The details show who did it, like the user account, and the exact changes made. If you're not expecting tweaks, it could mean an admin fiddled around or worse, unauthorized access. Keeps things transparent, you know? You can filter the Event Viewer for that ID to hunt it down quick. Right-click the log, pick Filter Current Log, type in 25375. Boom, there it is.

Now, for watching this event and getting an email ping when it happens, I like rigging a scheduled task straight from the Event Viewer. You go to the event properties by double-clicking it. Hit the Actions tab there. Choose Create Task instead of just viewing. Name it something snappy like "Alert on Filter Change." Set it to trigger on this event ID specifically. Under the Triggers tab, link it to event 25375 in that Exchange log. For the action, pick Send an email. Yeah, Event Viewer has that built-in option. You fill in your SMTP server details, the to and from addresses. Add a subject like "Hey, Content Filter Got Tweaked." Body can say who and when. Make sure the task runs with enough privileges, like a service account. Test it by forcing the event if you can, or just wait. That way, you get notified without staring at logs all day.

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Note, the PowerShell email alert code was moved to this post.