Sécurisation & Réinitialisation automatisée du mot de passe avec la commande PowerShell

Param (
    [Parameter(Mandatory=$True)]
    [String]$InputFile
)
Function MakeRandomPass {
    Param (
        [Int]$PLength
    )
    If ($PLength -LT 4) {Return $Null}
    $Numbers = $Null
    For ($A=48;$A -LE 57;$A++) {$Numbers+=,[Char][Byte]$A}
    $UpCase = $Null
    For ($A=65;$A -LE 90;$A++) {$UpCase+=,[Char][Byte]$A}
    $LowCase = $Null
    For ($A=97;$A -LE 122;$A++) {$LowCase+=,[Char][Byte]$A}
    $SpChar = $Null
    For ($A=33;$A -LE 47;$A++) {$SpChar+=,[Char][Byte]$A}
    For ($A=58;$A -LE 64;$A++) {$SpChar+=,[Char][Byte]$A}
    For ($A=123;$A -LE 126;$A++) {$SpChar+=,[Char][Byte]$A}
    
    $Buffer = @()
    For ($A=1;$A -LE $PLength;$A++) {$Buffer+=0}
    While ($True) {
        $NumChar = (Get-Random -Minimum 0 -Maximum $PLength)
        If ($Buffer[$NumChar] -EQ 0) {$Buffer[$NumChar] = 1; break}
    }
    While ($True) {
        $NumChar = (Get-Random -Minimum 0 -Maximum $PLength)
        If ($Buffer[$NumChar] -EQ 0) {$Buffer[$NumChar] = 2; break}
    }
    While ($True) {
        $NumChar = (Get-Random -Minimum 0 -Maximum $PLength)
        If ($Buffer[$NumChar] -EQ 0) {$Buffer[$NumChar] = 3; break}
    }
    While ($True) {
        $NumChar = (Get-Random -Minimum 0 -Maximum $PLength)
        If ($Buffer[$NumChar] -EQ 0) {$Buffer[$NumChar] = 4; break}
    }
    $ThisPassword = $Null
    ForEach ($CharType In $Buffer) {
        If ($CharType -EQ 0) {
            $CharType = ((1,2,3,4) | Get-Random)
        }
        Switch ($CharType) {
            1 {$ThisPassword+=($Numbers | Get-Random)}
            2 {$ThisPassword+=($UpCase | Get-Random)}
            3 {$ThisPassword+=($LowCase | Get-Random)}
            4 {$ThisPassword+=($SpChar | Get-Random)}
        }
    }
    Return $ThisPassword
}

$ErrorActionPreference = "SilentlyContinue"
$T = Get-Date
If ($Error) {$Error.Clear()}
Write-Host "`n"
Write-Host "Working. Please wait"
Write-Host "`n"
$RepFile = $T -Replace " ", $Null
$RepFile = $RepFile -Replace ":", $Null
$RepFile = $RepFile -Replace "/", $Null
$RepFile = $RepFile -Replace "-", $Null
If (Test-Path "Report_$RepFile.txt") {
    Remove-Item "Report_$RepFile.txt"
}
New-Item -Path "Report_$RepFile.txt" -Type File -Force -Value "REPORT: Reset Local User Account Password On Multiple Computers" | Out-Null
Add-Content "Report_$RepFile.txt" "`n"
Add-Content "Report_$RepFile.txt" "`n"
Add-Content "Report_$RepFile.txt" "Report Created On $T"
Add-Content "Report_$RepFile.txt" 
Add-Content "Report_$RepFile.txt" "`n"

Import-CSV -Path $InputFile | ForEach-Object {
    Try {
        $ThisMachine = $_.ComputerName
        $ThisAccount = $_.LocalAccountLoginID
        If (!([string]::IsNullOrEmpty($ThisMachine)) -AND !([string]::IsNullOrEmpty($ThisAccount))) {
            Write-Host "`tAttempting to reset the  local account password in computer: $ThisMachine" -ForeGroundColor "Yellow"
            $PassToSet = MakeRandomPass 20
            $ThisUser = [ADSI]"WinNT://$ThisMachine/$ThisAccount, User"
            $ThisUser.SetPassword($PassToSet)
            $ThisUser.SetInfo()
            If (!$Error) {
                Add-Content "Report_$RepFile.txt" "$ThisMachine `t`t -- $ThisAccount `t`t -- $PassToSet `t`t --success: Password Has Been Reset/Changed."
            }
        }       
    }
    Catch {
        [System.Exception] | Out-Null
        If ($Error) {
            Add-Content "Report_$RepFile.txt" "$ThisMachine `t`t -- $ThisAccount `t`t -- Password Reset has failed. An Error Has Occurred."
            Add-Content "Report_$RepFile.txt" $Error
            $Error.Clear()
        }
    }
}
Write-Host "`n"
Write-Host "Task Completed. Check Report File: Report_$RepFile.txt"
Notepad "Report_$RepFile.txt"
Write-Host "`n"