Public/Convert-ADObjectDNToFQDN.ps1
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function global:Convert-ADObjectDNToFQDN { <# .EXTERNALHELP HelperFunctions.psm1-Help.xml #> [CmdletBinding()] [OutputType([string])] param ( [Parameter(Mandatory = $true, Position = 0)] [ValidateNotNullOrEmpty()] [string]$DistinguishedName ) begin { # Enable TLS 1.2 and 1.3 try { #https://docs.microsoft.com/en-us/dotnet/api/system.net.securityprotocoltype?view=netcore-2.0#System_Net_SecurityProtocolType_SystemDefault if ($PSVersionTable.PSVersion.Major -lt 6 -and [Net.ServicePointManager]::SecurityProtocol -notmatch 'Tls12') { Write-Verbose -Message 'Adding support for TLS 1.2' [Net.ServicePointManager]::SecurityProtocol += [Net.SecurityProtocolType]::Tls12 } } catch { Write-Warning -Message 'Adding TLS 1.2 to supported security protocols was unsuccessful.' } $localComputer = Get-CimInstance -ClassName CIM_ComputerSystem -Namespace 'root\CIMv2' -ErrorAction SilentlyContinue if (($localComputer.Caption -match "Windows 11") -eq $true) { try { #https://docs.microsoft.com/en-us/dotnet/api/system.net.securityprotocoltype?view=netcore-2.0#System_Net_SecurityProtocolType_SystemDefault if ($PSVersionTable.PSVersion.Major -lt 6 -and [Net.ServicePointManager]::SecurityProtocol -notmatch 'Tls13') { Write-Verbose -Message 'Adding support for TLS 1.3' [Net.ServicePointManager]::SecurityProtocol += [Net.SecurityProtocolType]::Tls13 } } catch { Write-Warning -Message 'Adding TLS 1.3 to supported security protocols was unsuccessful.' } } elseif (($localComputer.Caption -match "Server 2022") -eq $true) { try { #https://docs.microsoft.com/en-us/dotnet/api/system.net.securityprotocoltype?view=netcore-2.0#System_Net_SecurityProtocolType_SystemDefault if ($PSVersionTable.PSVersion.Major -lt 6 -and [Net.ServicePointManager]::SecurityProtocol -notmatch 'Tls13') { Write-Verbose -Message 'Adding support for TLS 1.3' [Net.ServicePointManager]::SecurityProtocol += [Net.SecurityProtocolType]::Tls13 } } catch { Write-Warning -Message 'Adding TLS 1.3 to supported security protocols was unsuccessful.' } } [array]$ObjectDNArray = $DistinguishedName -Split(“,DC=”) [int]$DomainNameCount = 0 } process { ForEach ($arrayItem in $ObjectDNArray) { if ($DomainNameCount -gt 0) { [string]$ObjectFullyQualifiedDomainName += $arrayItem + “.” } $DomainNameCount++ } } end { return $ObjectFullyQualifiedDomainName } }#end function Convert-ADObjectDNToFQDN |