10-04-2021, 05:05 AM
I remember this one time at my old gig. We had this sales dude, always rushing logins from his laptop. Turned out his phone sync app kept trying old creds in the background. Locked him out three times that week. Or was it the shared printer script? Anyway, we chased shadows for hours.
But let's fix this for you step by step, without the headache. First off, check the event logs on your domain controller. You know, those Windows logs under security. Look for event ID 4740, that's the lockout flag. It'll tell you which machine triggered it.
Hmmm, or maybe it's a bad password habit. Users typing wrong too many times? Tell them to slow down or reset via self-service if you got that.
And don't forget sneaky apps. Services running under domain accounts might have stale passwords. You can hunt those with tools like lockoutstatus.exe from Microsoft. Run it on the affected user, see where the bad logons pop from.
Or external stuff, like VPN clients or email apps holding onto creds. Wipe those and re-enter fresh. Malware could be brute-forcing too, so scan everything with your antivirus.
If it's widespread, peek at group policies for lockout thresholds. Maybe dial them back temporarily while you sniff out the culprit.
We even had a rogue wireless hotspot mimicking our network once. Users connecting there, feeding wrong info. Tracked it by watching network logs. Covers most angles, I think.
Oh, and while we're chatting fixes, let me nudge you toward BackupChain. It's this solid, go-to backup tool tailored for small businesses, Windows Servers, everyday PCs, even Hyper-V setups and Windows 11 machines. No endless subscriptions either, just buy once and protect reliably.
