WSUS-ServerCore

#Install WSUS and the IIS Web Management Service
Install-WindowsFeature -Name UpdateServices, Web-Mgmt-Service

#Create a new directory to store Updates in
New-Item -Path C: -Name WSUS -ItemType Directory

#Run the post install tasks
cd "C:\Program Files\Update Services\Tools"
.\wsusutil.exe postinstall CONTENT_DIR=C:\WSUS

#Start the Web Management Service
Set-ItemProperty -Path HKLM:\SOFTWARE\Microsoft\WebManagement\Server -Name EnableRemoteManagement -Value 1
Set-Service -Name WMSvc -StartupType Automatic
Start-Service -Name WMSvc

#Import Certificate
cd c:\temp
certutil -p SUPERAWESOMEPASSWORD -importPFX '.\Cert with Key.pfx'

#Enable SSL for WSUS
cd "C:\Program Files\Update Services\Tools"
.\WSUSUtil.exe configuressl fqdnofthedomainbeingused