PowerShell fragments for automated Let's Encrypt cert request/renew/install for RDP

RDSHCert.ps1

###################################################################################
#  File Name: RDSHCert.ps1														                            #  
#  Description: Script to Configure RDSH Certificate in WMI RDP-TCP     	        #        
#  Version: 1.0		                                                                #
#  Creator: Ryan Mangan				                                                    #
#  Emails: [email protected]									                  #
#  Blog: Ryanmangansitblog.com		           					                            # 
# 				                                                                        #
#  Date: March 2014                                                               #
#  Notes: RDSH Certificate Deployment											                        #
#                                                                                 #
###################################################################################  

# https://gallery.technet.microsoft.com/RDS-2012-Session-Host-fbb54ff9
# https://ryanmangansitblog.com/2013/03/10/configuring-rds-2012-certificates-and-sso/
# https://ryanmangansitblog.com/2014/05/20/rds-2012-rdsh-certificate-deployment-script/
# https://technet.microsoft.com/en-us/itpro/powershell/windows/remote-desktop/set-rdcertificate
# https://nubisnovem.com/how-to-protect-windows-server-remote-desktop-service-with-valid-ssl-certificate/

param (
    [Parameter(Mandatory=$TRUE, HelpMessage="PFX Certificate file path eg c:\certs\test.pfx")]
    [String]
    $Filepath,
	[Parameter(Mandatory=$TRUE, HelpMessage="Certificate Password")]
    [String]
    $Password
    )

$pass = ConvertTo-SecureString $Password -AsPlainText -Force 
Import-PfxCertificate -FilePath $Filepath -Password $pass -CertStoreLocation cert:\localMachine\my
$path = (Get-WmiObject -class "Win32_TSGeneralSetting" -Namespace root\cimv2\terminalservices -Filter "TerminalName='RDP-tcp'").__path`

Get-ChildItem cert:\localmachine\my 
 write-host " ---------------------Copy The ThumbPrint and Paste Below----------------" -ForegroundColor Green 

$Thumbprint = Read-Host "Enter Thumbprint here"   

Set-WmiInstance -Path $path -argument @{SSLCertificateSHA1Hash=$Thumbprint}


# https://blogs.technet.microsoft.com/tune_in_to_windows_intune/2013/12/10/get-certificate-thumbprint-using-powershell/
# Get-ChildItem -path cert:\LocalMachine\My

# extract thumbprint
# http://stackoverflow.com/questions/22408150/get-thumprint-of-a-certificate/22408208

# get remote SSL thumbprint
# https://gist.github.com/jauderho/f97adf4ad2c812dd70da57288dd68d8d

# Use ACMESharp to get LE cert programmatically? 
# https://github.com/ebekker/ACMESharp/wiki/Quick-Start