PowerShell

Find caller computer causing repeated Active Directory account lockouts using Event ID 4740 report
Active Directory Automation PowerShell Security

Stop Repeated Active Directory Lockouts: Find the Caller Computer (Event ID 4740) with a PowerShell HTML + Email Report

If you’ve ever dealt with “my account is locked again” tickets, you know the real pain isn’t unlocking the account — it’s finding what keeps locking it. When a user gets locked out in Active Directory, the key investigative signal is Windows Security Event ID 4740 (“A user account was locked out”). [techpress.net] 💻 Download […]

Active Directory PowerShell

How to Send Password Expiry Reminder Emails with PowerShell and Microsoft Graph API (Certificate Auth)

Estimated read time: ~10–12 minutes Audience: Windows/AD administrators, M365/Entra admins, automation engineers Overview Password expiry is one of the most common causes of user lockouts and helpdesk calls. A small PowerShell automation that detects upcoming password expirations from Active Directory and emails users proactively can reduce disruption significantly. One modern way to send email in

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