Powershellskript zum abfragen der TeamViewer ID und der Umrechung von Hex in Dec

$Computer = ''  
$User = ''  
$pw  = ''  
$NoResponseList = @()
$Computers = @()

#Computer-Liste aus AD auslesen
$ComList = Get-ADComputer -Filter * -SearchBase "OU=<DeineOU>,DC=<DeinDC>" | Sort-Object -property name  
ForEach($Guy in $ComList)
{$Computers += $Guy.Name}

Try 
{
	$pw = Read-Host PW -asSecureString | ConvertFrom-SecureString -ErrorAction Stop
	$Cred = New-Object -Typename System.Management.Automation.PSCredential $User,($PW | ConvertTo-SecureString)
	Remove-Variable pw
}
Catch 
{
	Write-Host  -ForeGroundColor red "Error occured: " $PSItem.Exception.GetType().FullName "-->" $PSItem.Exception.Message `n  
	If(Test-Path variable:pw) {Remove-Variable pw}
	Break
}

Write-Host 'Checking Windows latest update ...' -ForegroundColor white  

ForEach($Computer in $Computers.Trim())
{
	If(Test-Connection -ComputerName $Computer -Count 1 -ErrorAction SilentlyContinue)
	{
		Try
		{
			$Session = New-PSSession -Computername $Computer -Credential $Cred -ErrorAction Stop
			$Import = Import-PSSession -Session $Session -Commandname Get-ItemProperty, Get-Date -Prefix Remote # "IMPLICIT REMOTING" 
			Try
			{
				$ErrorActionPreference = 'Stop'  

				$Sec = Get-RemoteItemProperty -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\Results\Install" -Name "LastSuccessTime" | Select -ExpandProperty "LastSuccessTime"	   
				    	
				$LastUpdateTime = Get-Date($Sec) -Format G
				
				Write-Host "Last Windows update $Computer $LastUpdateTime"  
			} #Try

			Catch	
			{
				$LastUpdateTime=0
				return $LastUpdateTime
			} #Catch
			
			
		} #EndTry
		
		Catch {Write-Host  -ForeGroundColor red "Error occured: " $PSItem.Exception.GetType().FullName "-->" $PSItem.Exception.Message `n}  
		
		Finally {If(Test-Path variable:pw) {Remove-Variable pw}; If ($Session.State -eq "Opened") {Remove-PSSession $Computer}}  
		
	} #EndIf_TestConnection

	Else {$NoResponseList += $Computer}

} #End_ForEach

If ($NoResponseList.Length -gt 0)
{Write-Host "No response from $NoResponseList" -ForegroundColor red}