$computerName = $env:COMPUTERNAME
$domain = (Get-WmiObject Win32_ComputerSystem).Domain

$folderPath = "C:\Scripts"
$groupName = "Authenticated Users"

$acl = Get-Acl -Path $folderPath
$acl.SetAccessRuleProtection($true, $false)
$acl.RemoveAccessRule($acl.Access | Where-Object {$_.IdentityReference -eq "$domain\$groupName"})
Set-Acl -Path $folderPath -AclObject $acl