Public/Get-RemoteDesktop.ps1

<#
    
    .SYNOPSIS
        Gets a computer's remote desktop settings.
    
    .DESCRIPTION
        Gets a computer's remote desktop settings.

    .NOTES
        This function is pulled directly from the real Microsoft Windows Admin Center

        PowerShell scripts use rights (according to Microsoft):
        We grant you a non-exclusive, royalty-free right to use, modify, reproduce, and distribute the scripts provided herein.

        ANY SCRIPTS PROVIDED BY MICROSOFT ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED,
        INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS OR A PARTICULAR PURPOSE.
    
    .ROLE
        Readers

    .EXAMPLE
        # Open an elevated PowerShell Session, import the module, and -

        PS C:\Users\zeroadmin> Get-RemoteDesktop
    
#>

function Get-RemoteDesktop {
    function Get-DenyTSConnectionsValue {
        $key = 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server'
        
        $exists = Get-ItemProperty -Path $key -Name fDenyTSConnections -ErrorAction SilentlyContinue
        if ($exists)
        {
            $keyValue = $exists.fDenyTSConnections
            return $keyValue -ne 1
        }
    
        Write-Error "The value for key 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server' was not found."
    }
    
    function Get-UserAuthenticationValue {
        $key = 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp'
    
        $exists = Get-ItemProperty -Path $key -Name UserAuthentication -ErrorAction SilentlyContinue
        if ($exists)
        {
            $keyValue = $exists.UserAuthentication
            return $keyValue -eq 1
        }
    
        Write-Error "The value for key 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server\WinStations\RDP-Tcp' was not found."
    }
    
    function Get-RemoteAppSetting {
        $key = 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server'
        
        $exists = Get-ItemProperty -Path $key -Name EnableRemoteApp -ErrorAction SilentlyContinue
        if ($exists)
        {
            $keyValue = $exists.EnableRemoteApp
            return $keyValue -eq 1
    
        } else {
            return $false;
        }
    }
    
    $denyValue = Get-DenyTSConnectionsValue;
    $nla = Get-UserAuthenticationValue;
    $remoteApp = Get-RemoteAppSetting;
    
    $result = New-Object -TypeName PSObject
    $result | Add-Member -MemberType NoteProperty -Name "allowRemoteDesktop" $denyValue;
    $result | Add-Member -MemberType NoteProperty -Name "allowRemoteDesktopWithNLA" $nla;
    $result | Add-Member -MemberType NoteProperty -Name "enableRemoteApp" $remoteApp;
    $result
}

# SIG # Begin signature block
# MIIMiAYJKoZIhvcNAQcCoIIMeTCCDHUCAQExCzAJBgUrDgMCGgUAMGkGCisGAQQB
# gjcCAQSgWzBZMDQGCisGAQQBgjcCAR4wJgIDAQAABBAfzDtgWUsITrck0sYpfvNR
# AgEAAgEAAgEAAgEAAgEAMCEwCQYFKw4DAhoFAAQUIOhS8mwCBJTNjcsMtKBvaQne
# 1wygggn9MIIEJjCCAw6gAwIBAgITawAAAB/Nnq77QGja+wAAAAAAHzANBgkqhkiG
# 9w0BAQsFADAwMQwwCgYDVQQGEwNMQUIxDTALBgNVBAoTBFpFUk8xETAPBgNVBAMT
# CFplcm9EQzAxMB4XDTE3MDkyMDIxMDM1OFoXDTE5MDkyMDIxMTM1OFowPTETMBEG
# CgmSJomT8ixkARkWA0xBQjEUMBIGCgmSJomT8ixkARkWBFpFUk8xEDAOBgNVBAMT
# B1plcm9TQ0EwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDCwqv+ROc1
# bpJmKx+8rPUUfT3kPSUYeDxY8GXU2RrWcL5TSZ6AVJsvNpj+7d94OEmPZate7h4d
# gJnhCSyh2/3v0BHBdgPzLcveLpxPiSWpTnqSWlLUW2NMFRRojZRscdA+e+9QotOB
# aZmnLDrlePQe5W7S1CxbVu+W0H5/ukte5h6gsKa0ktNJ6X9nOPiGBMn1LcZV/Ksl
# lUyuTc7KKYydYjbSSv2rQ4qmZCQHqxyNWVub1IiEP7ClqCYqeCdsTtfw4Y3WKxDI
# JaPmWzlHNs0nkEjvnAJhsRdLFbvY5C2KJIenxR0gA79U8Xd6+cZanrBUNbUC8GCN
# wYkYp4A4Jx+9AgMBAAGjggEqMIIBJjASBgkrBgEEAYI3FQEEBQIDAQABMCMGCSsG
# AQQBgjcVAgQWBBQ/0jsn2LS8aZiDw0omqt9+KWpj3DAdBgNVHQ4EFgQUicLX4r2C
# Kn0Zf5NYut8n7bkyhf4wGQYJKwYBBAGCNxQCBAweCgBTAHUAYgBDAEEwDgYDVR0P
# AQH/BAQDAgGGMA8GA1UdEwEB/wQFMAMBAf8wHwYDVR0jBBgwFoAUdpW6phL2RQNF
# 7AZBgQV4tgr7OE0wMQYDVR0fBCowKDAmoCSgIoYgaHR0cDovL3BraS9jZXJ0ZGF0
# YS9aZXJvREMwMS5jcmwwPAYIKwYBBQUHAQEEMDAuMCwGCCsGAQUFBzAChiBodHRw
# Oi8vcGtpL2NlcnRkYXRhL1plcm9EQzAxLmNydDANBgkqhkiG9w0BAQsFAAOCAQEA
# tyX7aHk8vUM2WTQKINtrHKJJi29HaxhPaHrNZ0c32H70YZoFFaryM0GMowEaDbj0
# a3ShBuQWfW7bD7Z4DmNc5Q6cp7JeDKSZHwe5JWFGrl7DlSFSab/+a0GQgtG05dXW
# YVQsrwgfTDRXkmpLQxvSxAbxKiGrnuS+kaYmzRVDYWSZHwHFNgxeZ/La9/8FdCir
# MXdJEAGzG+9TwO9JvJSyoGTzu7n93IQp6QteRlaYVemd5/fYqBhtskk1zDiv9edk
# mHHpRWf9Xo94ZPEy7BqmDuixm4LdmmzIcFWqGGMo51hvzz0EaE8K5HuNvNaUB/hq
# MTOIB5145K8bFOoKHO4LkTCCBc8wggS3oAMCAQICE1gAAAH5oOvjAv3166MAAQAA
# AfkwDQYJKoZIhvcNAQELBQAwPTETMBEGCgmSJomT8ixkARkWA0xBQjEUMBIGCgmS
# JomT8ixkARkWBFpFUk8xEDAOBgNVBAMTB1plcm9TQ0EwHhcNMTcwOTIwMjE0MTIy
# WhcNMTkwOTIwMjExMzU4WjBpMQswCQYDVQQGEwJVUzELMAkGA1UECBMCUEExFTAT
# BgNVBAcTDFBoaWxhZGVscGhpYTEVMBMGA1UEChMMRGlNYWdnaW8gSW5jMQswCQYD
# VQQLEwJJVDESMBAGA1UEAxMJWmVyb0NvZGUyMIIBIjANBgkqhkiG9w0BAQEFAAOC
# AQ8AMIIBCgKCAQEAxX0+4yas6xfiaNVVVZJB2aRK+gS3iEMLx8wMF3kLJYLJyR+l
# rcGF/x3gMxcvkKJQouLuChjh2+i7Ra1aO37ch3X3KDMZIoWrSzbbvqdBlwax7Gsm
# BdLH9HZimSMCVgux0IfkClvnOlrc7Wpv1jqgvseRku5YKnNm1JD+91JDp/hBWRxR
# 3Qg2OR667FJd1Q/5FWwAdrzoQbFUuvAyeVl7TNW0n1XUHRgq9+ZYawb+fxl1ruTj
# 3MoktaLVzFKWqeHPKvgUTTnXvEbLh9RzX1eApZfTJmnUjBcl1tCQbSzLYkfJlJO6
# eRUHZwojUK+TkidfklU2SpgvyJm2DhCtssFWiQIDAQABo4ICmjCCApYwDgYDVR0P
# AQH/BAQDAgeAMBMGA1UdJQQMMAoGCCsGAQUFBwMDMB0GA1UdDgQWBBS5d2bhatXq
# eUDFo9KltQWHthbPKzAfBgNVHSMEGDAWgBSJwtfivYIqfRl/k1i63yftuTKF/jCB
# 6QYDVR0fBIHhMIHeMIHboIHYoIHVhoGubGRhcDovLy9DTj1aZXJvU0NBKDEpLENO
# PVplcm9TQ0EsQ049Q0RQLENOPVB1YmxpYyUyMEtleSUyMFNlcnZpY2VzLENOPVNl
# cnZpY2VzLENOPUNvbmZpZ3VyYXRpb24sREM9emVybyxEQz1sYWI/Y2VydGlmaWNh
# dGVSZXZvY2F0aW9uTGlzdD9iYXNlP29iamVjdENsYXNzPWNSTERpc3RyaWJ1dGlv
# blBvaW50hiJodHRwOi8vcGtpL2NlcnRkYXRhL1plcm9TQ0EoMSkuY3JsMIHmBggr
# BgEFBQcBAQSB2TCB1jCBowYIKwYBBQUHMAKGgZZsZGFwOi8vL0NOPVplcm9TQ0Es
# Q049QUlBLENOPVB1YmxpYyUyMEtleSUyMFNlcnZpY2VzLENOPVNlcnZpY2VzLENO
# PUNvbmZpZ3VyYXRpb24sREM9emVybyxEQz1sYWI/Y0FDZXJ0aWZpY2F0ZT9iYXNl
# P29iamVjdENsYXNzPWNlcnRpZmljYXRpb25BdXRob3JpdHkwLgYIKwYBBQUHMAKG
# Imh0dHA6Ly9wa2kvY2VydGRhdGEvWmVyb1NDQSgxKS5jcnQwPQYJKwYBBAGCNxUH
# BDAwLgYmKwYBBAGCNxUIg7j0P4Sb8nmD8Y84g7C3MobRzXiBJ6HzzB+P2VUCAWQC
# AQUwGwYJKwYBBAGCNxUKBA4wDDAKBggrBgEFBQcDAzANBgkqhkiG9w0BAQsFAAOC
# AQEAszRRF+YTPhd9UbkJZy/pZQIqTjpXLpbhxWzs1ECTwtIbJPiI4dhAVAjrzkGj
# DyXYWmpnNsyk19qE82AX75G9FLESfHbtesUXnrhbnsov4/D/qmXk/1KD9CE0lQHF
# Lu2DvOsdf2mp2pjdeBgKMRuy4cZ0VCc/myO7uy7dq0CvVdXRsQC6Fqtr7yob9NbE
# OdUYDBAGrt5ZAkw5YeL8H9E3JLGXtE7ir3ksT6Ki1mont2epJfHkO5JkmOI6XVtg
# anuOGbo62885BOiXLu5+H2Fg+8ueTP40zFhfLh3e3Kj6Lm/NdovqqTBAsk04tFW9
# Hp4gWfVc0gTDwok3rHOrfIY35TGCAfUwggHxAgEBMFQwPTETMBEGCgmSJomT8ixk
# ARkWA0xBQjEUMBIGCgmSJomT8ixkARkWBFpFUk8xEDAOBgNVBAMTB1plcm9TQ0EC
# E1gAAAH5oOvjAv3166MAAQAAAfkwCQYFKw4DAhoFAKB4MBgGCisGAQQBgjcCAQwx
# CjAIoAKAAKECgAAwGQYJKoZIhvcNAQkDMQwGCisGAQQBgjcCAQQwHAYKKwYBBAGC
# NwIBCzEOMAwGCisGAQQBgjcCARUwIwYJKoZIhvcNAQkEMRYEFP2xfcQZygFNdanA
# x2OhVFbGjslHMA0GCSqGSIb3DQEBAQUABIIBAMT4StnEZ4nHWZ6OD2QnVVQgAfCq
# Ol1zLNvrORgZsEQP7ERb83Xl0L7hS/ALbclKM7w1aNppuNX1iif34pBTZndmp/1r
# Kn71saLc7ei6BwrFdwpjcdj+2FBjqyKfqkqHl7gBlLmPk0VrmrzRqyIpBmG5sCbr
# kCkGP2bCeORZeCo0s/dA12cjkMw6Wi+XZn7Z3BpmCytvZrjTppYXD6OvE5ZosPGB
# ERrbfN2n3PezcDB52NqCVGc6nIygIZ4h+QYHMqc6yoVPHLe7xTOe6jyukkJ5aRpR
# LXLdhb6fcOM4mTneU5uM+lmcpRL+XW3azsDX7xNI/aiygwu8B5qHx0wT9Lo=
# SIG # End signature block