List Users and Groups created in Active Directory in the Last 24 Hours

Just quick PowerShell snippet to get list of created users in last 24 hours in your Active Directory.

$When = ((Get-Date).AddDays(-1)).Date
Get-ADUser -Filter {whenCreated -ge $When} -Properties whenCreated

To get list of created groups in last 24 hours

$When = ((Get-Date).AddDays(-1)).Date
Get-ADGroup -Filter {whenChanged -ge $When} -Properties whenChanged

Easily you can create nice report and send the output by email to keep record of changes.