Write-Host " "
Write-Host "Block Triton ICS Port 39929"
Write-Host "---------------------------"

$Name = "Triton-ICS-Attack-Port-UDP-39929"
$Triton = (Get-NetFirewallRule -DisplayName $Name)
$TPort = (Get-NetFirewallrule -DisplayName $Name | Get-NetFirewallPortFilter).LocalPort
if ( ( ($Triton).DisplayName -eq $Name) -And ($TPort -eq 39929) ) {
    Write-Host $Name "exists - ok"
} else {
    New-Netfirewallrule -Action Block -Enabled True -Direction Inbound -LocalPort 39929 \n
    -RemoteAddress Localsubnet -Name $Name -Profile Any -Protocol UDP \n
    -DisplayName $Name -RemotePort 1502 -Description "Triton-ICS-Attack-Port-39929"
    Get-NetFirewallRule -Name $Name
}