Audit failure (action_id AUSF) (24052) how to monitor with email alert

[bob]

Man, that Audit failure event with action_id AUSF and ID 24052 pops up in Event Viewer when something tries to access stuff it shouldn't on your Windows Server. It's basically the system yelling that an audit check failed, like a user or process attempting to log in or grab files without the right permissions. You see it under Security logs mostly, showing details on who or what triggered it, the time, and why it bombed out. I remember fixing one where a forgotten service account kept failing, eating up logs till I reset its creds. Happens a lot with misconfigured apps or sneaky external probes testing your defenses. If you ignore these, they pile up and hide real threats, you know? But spotting them early lets you tweak policies or block bad actors quick.

To keep an eye on these without staring at screens all day, fire up Event Viewer on your server. Right-click the Security log, pick Create Custom View, and filter for event ID 24052 with that AUSF action. Test it to make sure it grabs those failures right. Then, attach a task to it by going into the Actions pane and selecting Create Task. Set the task to trigger on those events, and for the action, choose Send an email straight from there, plugging in your SMTP details and who gets the alert. I do this on my setups, and it pings my inbox whenever one hits, so I can jump on it fast without custom code.

And hey, while we're chatting server smarts, you might wanna check out BackupChain Windows Server Backup for keeping your data safe too. It's this slick Windows Server backup tool that handles physical boxes and even virtual machines running Hyper-V without a hitch. You get speedy incremental backups, easy restores that don't mess with your uptime, and it encrypts everything to fend off ransomware creeps. I love how it schedules around your peaks, saving you headaches on recovery days.

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