{"id":208419,"date":"2024-01-19T10:08:28","date_gmt":"2024-01-19T10:08:28","guid":{"rendered":"https:\/\/www.ninjaone.com\/script-hub\/comment-changer-le-nom-d-un-administrateur-windows-avec-powershell\/"},"modified":"2024-03-04T19:00:36","modified_gmt":"2024-03-04T19:00:36","slug":"comment-changer-le-nom-d-un-administrateur-windows-avec-powershell","status":"publish","type":"script_hub","link":"https:\/\/www.ninjaone.com\/fr\/script-hub\/comment-changer-le-nom-d-un-administrateur-windows-avec-powershell\/","title":{"rendered":"Comment changer le nom d’un administrateur Windows avec PowerShell"},"content":{"rendered":"

Dans le monde dynamique de l’informatique, le maintien et la gestion de la s\u00e9curit\u00e9 des syst\u00e8mes sont primordiaux. Il s’agit notamment de veiller \u00e0 ce que les comptes syst\u00e8me cruciaux, tels que le compte administrateur sur les machines Windows, soient moins pr\u00e9visibles. L’un des principaux moyens de renforcer la s\u00e9curit\u00e9 de ce compte est de le renommer. Cela r\u00e9duit non seulement la surface d’attaque par force brute, mais rend \u00e9galement plus difficile pour les personnes malveillantes de deviner les noms d’utilisateur standard. D\u00e9couvrez-en plus sur ce script PowerShell qui vous permet de changer le nom d’un administrateur sur Windows<\/strong><\/p>\n

Contexte<\/h2>\n

Depuis des ann\u00e9es, les professionnels de l’informatique et les fournisseurs de services g\u00e9r\u00e9s (MSP)<\/a> connaissent les vuln\u00e9rabilit\u00e9s associ\u00e9es \u00e0 la conservation de noms par d\u00e9faut pour les comptes cruciaux. Un compte nomm\u00e9 \u00ab\u00a0Administrateur\u00a0\u00bb par d\u00e9faut, en particulier sur les syst\u00e8mes Windows, est comme une invitation envoy\u00e9e aux pirates informatiques. Heureusement, le script PowerShell pr\u00e9sent\u00e9 ci-dessus permet de renommer ce compte, ce qui renforce la s\u00e9curit\u00e9 des syst\u00e8mes de fa\u00e7on individuelle et des syst\u00e8mes d’entreprise.<\/p>\n

Le script<\/h2>\n
#Requires -Version 2.0\r\n\r\n<#\r\n.SYNOPSIS\r\n    Renames the Local Administrator Account.\r\n.DESCRIPTION\r\n    Renames the Local Administrator Account.\r\n.EXAMPLE\r\n     -NewName \"NewAdminName\"\r\n    Renames the local Administrator account to NewAdminName.\r\n.EXAMPLE\r\n     -NewName \"Administrator\" -CurrentName \"OldAdminName\"\r\n    Renames the local Administrator account back to its original name.\r\n.EXAMPLE\r\n    PS C:> .Rename-LocalAdministratorAccount.ps1 -NewName \"NewAdminName\"\r\n    Renames the local Administrator account to NewAdminName.\r\n.OUTPUTS\r\n    String[]\r\n.NOTES\r\n    Minimum OS Architecture Supported: Windows 7, Windows Server 2012\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    LocalBuiltInAccountManagement\r\n#>\r\n\r\n[CmdletBinding()]\r\nparam (\r\n    [Parameter(Mandatory = $true)]\r\n    [String]\r\n    $NewName,\r\n    [Parameter(Mandatory = $false)]\r\n    [String]\r\n    $CurrentName = \"Administrator\"\r\n)\r\n\r\nbegin {\r\n    function Test-IsElevated {\r\n        $id = [System.Security.Principal.WindowsIdentity]::GetCurrent()\r\n        $p = New-Object System.Security.Principal.WindowsPrincipal($id)\r\n        if ($p.IsInRole([System.Security.Principal.WindowsBuiltInRole]::Administrator))\r\n        { Write-Output $true }\r\n        else\r\n        { Write-Output $false }\r\n    }\r\n}\r\n\r\nprocess {\r\n    if (-not (Test-IsElevated)) {\r\n        Write-Error -Message \"Access Denied. Please run with Administrator privileges.\"\r\n        exit 1\r\n    }\r\n    $Failed = $false\r\n    if ((Get-Command -Name \"Rename-LocalUser\").Count -gt 0) {\r\n        try {\r\n            Rename-LocalUser -Name \"$CurrentName\" -NewName \"$NewName\" -Confirm:$false\r\n        }\r\n        catch {\r\n            $Failed = $true\r\n        }\r\n        \r\n    }\r\n    else {\r\n        # Unable to find Rename-LocalUser, falling back to using WMIC.exe\r\n        WMIC.exe useraccount where name=\"$CurrentName\" rename \"$NewName\"\r\n        $ExitCode = $LASTEXITCODE\r\n        if ($ExitCode -ne 0) {\r\n            # Some kind of error occurred, likely account was already renamed.\r\n            $Failed = $true\r\n        }\r\n    }\r\n\r\n    if ($Failed) {\r\n        Write-Error \"Failed to Rename $CurrentName to $NewName\"\r\n        exit 1\r\n    }\r\n    else {\r\n        Write-Host \"Renamed $CurrentName to $NewName\"\r\n        exit 0\r\n    }\r\n}\r\n\r\nend {}<\/pre>\n
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