{"id":208551,"date":"2024-01-22T16:03:39","date_gmt":"2024-01-22T16:03:39","guid":{"rendered":"https:\/\/www.ninjaone.com\/script-hub\/so-ueberwachen-sie-die-letzte-anmeldung-eines-benutzers-mit-powershell\/"},"modified":"2025-02-16T13:59:32","modified_gmt":"2025-02-16T13:59:32","slug":"so-ueberwachen-sie-die-letzte-anmeldung-eines-benutzers-mit-powershell","status":"publish","type":"script_hub","link":"https:\/\/www.ninjaone.com\/de\/script-hub\/so-ueberwachen-sie-die-letzte-anmeldung-eines-benutzers-mit-powershell\/","title":{"rendered":"So \u00fcberwachen Sie die letzte Anmeldung eines Benutzers mit PowerShell"},"content":{"rendered":"

Eine der wichtigsten Aufgaben des modernen IT-Managements ist die \u00dcberwachung von Benutzerkonten, insbesondere die Identifizierung inaktiver Konten. Bei diesem Unterfangen geht es um mehr als nur um die Haushaltsf\u00fchrung. Sie steht in direktem Zusammenhang mit Sicherheit, Einhaltung von Vorschriften und effizienter Ressourcenverwaltung. Heute befassen wir uns mit einem PowerShell-Skript, das\u00a0die \u00dcberwachung der letzten Anmeldung eines Benutzers<\/strong>erm\u00f6glicht<\/p>\n

Hintergrund<\/h2>\n

Das bereitgestellte Skript dient dazu, Benutzerkonten auf der Grundlage ihrer letzten Anmeldezeit zu identifizieren und einen Bericht dar\u00fcber zu erstellen, insbesondere solche, die \u00fcber einen bestimmten Zeitraum nicht benutzt wurden. F\u00fcr IT-Experten und Managed Service Provider (MSPs<\/a>) ist es von entscheidender Bedeutung, dass ungenutzte Konten identifiziert und verwaltet werden. Ruhende Konten stellen ein Sicherheitsrisiko dar und sind oft ein leichtes Ziel f\u00fcr Cyberkriminelle. F\u00fcr Unternehmen, die Compliance-Vorschriften einhalten m\u00fcssen, kann es au\u00dferdem erforderlich sein, die Benutzeraktivit\u00e4ten zu verfolgen und ungenutzte Konten zu deaktivieren.<\/p>\n

Das Skript<\/h2>\n
#Requires -Version 5.1\r\n\r\n<#\r\n.SYNOPSIS\r\n    Returns exit code of 1 if any Enabled accounts that haven't been logged in over 90 days or a custom amount of days.\r\n.DESCRIPTION\r\n    Returns exit code of 1 if any Enabled accounts that haven't been logged in over 90 days or a custom amount of days.\r\n.EXAMPLE\r\n    No parameters needed.\r\n    Returns exit code of 1 if any Enabled accounts that haven't been logged in over 90 days.\r\n.EXAMPLE\r\n    -IncludeDisabled\r\n    Returns exit code of 1 if any Enabled or Disabled accounts that haven't been logged in over 90 days.\r\n.EXAMPLE\r\n    -Days 60\r\n    Returns exit code of 1 if any Enabled accounts that haven't been logged in over 60 days.\r\n.EXAMPLE\r\n    -Days 60 -IncludeDisabled\r\n    Returns exit code of 1 if any Enabled or Disabled accounts that haven't been logged in over 60 days.\r\n.OUTPUTS\r\n    None\r\n.NOTES\r\n    Minimum OS Architecture Supported: Windows 7, Windows Server 2012\r\n    Exit code 1: Found users that haven't logged in over X days and are enabled.\r\n    Exit code 2: Calling \"net.exe user\" or \"Get-LocalUser\" failed.\r\n    Release Notes:\r\n    Initial Release\r\nBy using this script, you indicate your acceptance of the following legal terms as well as our Terms of Use at https:\/\/www.ninjaone.com\/terms-of-use.\r\n    Ownership Rights: NinjaOne owns and will continue to own all right, title, and interest in and to the script (including the copyright). NinjaOne is giving you a limited license to use the script in accordance with these legal terms. \r\n    Use Limitation: You may only use the script for your legitimate personal or internal business purposes, and you may not share the script with another party. \r\n    Republication Prohibition: Under no circumstances are you permitted to re-publish the script in any script library or website belonging to or under the control of any other software provider. \r\n    Warranty Disclaimer: The script is provided \u201cas is\u201d and \u201cas available\u201d, without warranty of any kind. NinjaOne makes no promise or guarantee that the script will be free from defects or that it will meet your specific needs or expectations. \r\n    Assumption of Risk: Your use of the script is at your own risk. You acknowledge that there are certain inherent risks in using the script, and you understand and assume each of those risks. \r\n    Waiver and Release: You will not hold NinjaOne responsible for any adverse or unintended consequences resulting from your use of the script, and you waive any legal or equitable rights or remedies you may have against NinjaOne relating to your use of the script. \r\n    EULA: If you are a NinjaOne customer, your use of the script is subject to the End User License Agreement applicable to you (EULA).\r\n.COMPONENT\r\n    ManageUsers\r\n#>\r\n\r\n[CmdletBinding()]\r\nparam (\r\n    [Parameter()]\r\n    [int]\r\n    $Days = 90,\r\n    [Parameter()]\r\n    [switch]\r\n    $IncludeDisabled\r\n)\r\n\r\nbegin {}\r\nprocess {\r\n    if ($Days -lt 0) {\r\n        # Change negative days to the expected positive days\r\n        $Days = 0 - $Days\r\n    }\r\n    $Accounts = if ($(Get-Command \"Get-LocalUser\").Name -like \"Get-LocalUser\") {\r\n        try {\r\n            Get-LocalUser | Select-Object Name, Enabled, SID, LastLogon\r\n        }\r\n        catch {\r\n            exit 2\r\n        }\r\n    }\r\n    else {\r\n        # Get users from net.exe user\r\n        $Data = $(net.exe user) | Select-Object -Skip 4\r\n        # Check if the command ran the way we wanted and the exit code is 0\r\n        if ($($Data | Select-Object -Last 2 | Select-Object -First 1) -like \"*The command completed successfully.*\" -and $LASTEXITCODE -eq 0) {\r\n            # Process the output and get only the users\r\n            $Users = $Data[0..($Data.Count - 3)] -split 's+' | Where-Object { -not $([String]::IsNullOrEmpty($_)) }\r\n            # Loop through each user\r\n            $Users | ForEach-Object {\r\n                # Get the Account active property look for a Yes\r\n                $Enabled = $(net.exe user $_) | Where-Object {\r\n                    $_ -like \"Account active*\" -and\r\n                    $($_ -split 's+' | Select-Object -Last 1) -like \"Yes\"\r\n                }\r\n                # Get the Last logon property\r\n                $LastLogon = $(\r\n                    $(\r\n                        $(net.exe user $_) | Where-Object {\r\n                            $_ -like \"Last logon*\"\r\n                        }\r\n                    ) -split 's+' | Select-Object -Skip 2\r\n                ) -join ' '\r\n                # Get the Password last set property\r\n                $PasswordLastSet = $(\r\n                    $(\r\n                        $(net.exe user $_) | Where-Object {\r\n                            $_ -like \"Password last set*\"\r\n                        }\r\n                    ) -split 's+' | Select-Object -Skip 3\r\n                ) -join ' '\r\n                # Output Name and Enabled almost like how Get-LocalUser displays it's data\r\n                [PSCustomObject]@{\r\n                    Name      = $_\r\n                    Enabled   = if ($Enabled -like \"*Yes*\") { $true }else { $false }\r\n                    LastLogon = if ($LastLogon -like \"*Never*\") { [DateTime]::Parse($PasswordLastSet) } else { [DateTime]::Parse($LastLogon) }\r\n                }\r\n            }\r\n        }\r\n        else {\r\n            exit 2\r\n        }\r\n    }\r\n    $Output = $Accounts | Where-Object {\r\n        if ($IncludeDisabled) {\r\n            $_.LastLogon -lt $(Get-Date).AddDays(0 - $Days)\r\n        }\r\n        else {\r\n            $_.Enabled -and $_.LastLogon -lt $(Get-Date).AddDays(0 - $Days)\r\n        }\r\n    }\r\n    $Output | Out-String | Write-Host\r\n    if ($null -ne $Output) {\r\n        exit 1\r\n    }\r\n}\r\nend {}<\/pre>\n
 <\/p>\n\n
Zugriff auf \u00fcber 300 Skripte im NinjaOne Dojo<\/p>\n
Zugang erhalten<\/a><\/p>\n<\/div>\n
Detailansicht<\/h2>\n
Das Skript beginnt mit einer Standarddauer von 90 Tagen f\u00fcr die Pr\u00fcfung auf Inaktivit\u00e4t. Anschlie\u00dfend wird entweder das Cmdlet „Get-LocalUser“ oder der Befehl „net.exe user“ verwendet, je nachdem, was verf\u00fcgbar ist.<\/p>\n