Comme il n'est pas toujours facile de choisir un mot de passe complexe, ce petit script avec son interface graphique devrait vous rendre ce petit service.

Ce script est tiré de notre livre Windows PowerShell: Guide de référence pour l'administration système.

# PassWord-Generate.ps1

[void][Reflection.Assembly]::LoadWithPartialName('System.Windows.Forms')

$textBox_resultat = New-Object System.Windows.Forms.TextBox
$progressBar = New-Object System.Windows.Forms.ProgressBar
$button_generer = New-Object System.Windows.Forms.Button
$checkBox_chiffres = New-Object System.Windows.Forms.CheckBox
$checkBox_minuscules = New-Object System.Windows.Forms.CheckBox
$checkBox_majuscules = New-Object System.Windows.Forms.CheckBox
$button_quitter = New-Object System.Windows.Forms.Button
$label1 = New-Object System.Windows.Forms.Label
$checkBox_autres = New-Object System.Windows.Forms.CheckBox
$label2 = New-Object System.Windows.Forms.Label
$label3 = New-Object System.Windows.Forms.Label
$textBox_Nb_caracteres = New-Object System.Windows.Forms.TextBox
$label4 = New-Object System.Windows.Forms.Label
$label_principal = New-Object System.Windows.Forms.Label
#
# textBox_resultat
#
$textBox_resultat.Location = New-Object System.Drawing.Point(205, 225)
$textBox_resultat.Multiline = $true
$textBox_resultat.Name = 'textBox_resultat'
$textBox_resultat.Size = New-Object System.Drawing.Size(206, 31)
$textBox_resultat.TabIndex = 2
#
# progressBar
#
$progressBar.Location = New-Object System.Drawing.Point(205, 271)
$progressBar.Name = 'progressBar'
$progressBar.Size = New-Object System.Drawing.Size(206, 23)
$progressBar.TabIndex = 3
$progressBar.set_forecolor('darkblue')
#
# button_generer
#
$button_generer.Location = New-Object System.Drawing.Point(53, 317)
$button_generer.Name = 'button_generer'
$button_generer.Size = New-Object System.Drawing.Size(94, 24)
$button_generer.TabIndex = 4
$button_generer.Text = 'Générer'
$button_generer.UseVisualStyleBackColor = $true

$button_generer.Add_Click({
   [int]$len = $textBox_Nb_caracteres.get_text()
   $textBox_resultat.Text = ''
   $complex = 0
   $progressBar.Value = 0
   [string]$chars = ''

   if ($checkBox_chiffres.Checked) {$chars += '0123456789';$complex += 1}
   if ($checkBox_majuscules.Checked)
        {$chars += 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';$complex += 1}
   if ($checkBox_minuscules.Checked)
        {$chars += 'abcdefghijklmnopqrstuvwxyz';$complex += 1}
   if ($checkBox_autres.Checked) {$chars += '_!@#$%';$complex += 1}

   if($chars -ne ''){
      $bytes = new-object 'System.Byte[]' $len
      $rnd = new-object System.Security.Cryptography.RNGCryptoServiceProvider
      $rnd.GetBytes($bytes)
      $result = ''
      for( $i=0; $i -lt $len; $i++ )
      {
         $result += $chars[ $bytes[$i] % $chars.Length ]
      }
      $complex *= $(2.57*$len)
      if($complex -gt 100){ $complex = 100 }
      $progressBar.Value = $complex
      $textBox_resultat.Text = $result
   }
})
#
# checkBox_chiffres
#
$checkBox_chiffres.AutoSize = $true
$checkBox_chiffres.Location = New-Object System.Drawing.Point(317, 85)
$checkBox_chiffres.Name = "checkBox_chiffres"
$checkBox_chiffres.Size = New-Object System.Drawing.Size(61, 17)
$checkBox_chiffres.TabIndex = 5
$checkBox_chiffres.Text = "Chiffres"
$checkBox_chiffres.UseVisualStyleBackColor = $true
#
# checkBox_minuscules
#
$checkBox_minuscules.AutoSize = $true
$checkBox_minuscules.Location = New-Object System.Drawing.Point(317, 108)
$checkBox_minuscules.Name = "checkBox_minuscules"
$checkBox_minuscules.Size = New-Object System.Drawing.Size(79, 17)
$checkBox_minuscules.TabIndex = 6
$checkBox_minuscules.Text = 'Minuscules'
$checkBox_minuscules.UseVisualStyleBackColor = $true
#
# checkBox_majuscules
#
$checkBox_majuscules.AutoSize = $true
$checkBox_majuscules.Location = New-Object System.Drawing.Point(317, 131)
$checkBox_majuscules.Name = 'checkBox_majuscules'
$checkBox_majuscules.Size = New-Object System.Drawing.Size(79, 17)
$checkBox_majuscules.TabIndex = 7
$checkBox_majuscules.Text = 'Majuscules'
$checkBox_majuscules.UseVisualStyleBackColor = $true
#$checkBox_majuscules.CheckedChanged += new-object System.EventHandler($checkBox3_CheckedChanged)
#
# button_quitter
#
$button_quitter.Location = New-Object System.Drawing.Point(317, 317)
$button_quitter.Name = 'button_quitter'
$button_quitter.Size = New-Object System.Drawing.Size(94, 24)
$button_quitter.TabIndex = 8
$button_quitter.Text = 'Quitter'
$button_quitter.UseVisualStyleBackColor = $true
$button_quitter.Add_Click({$Form1.close()})
#
# label1
#
$label1.AutoSize = $true
$label1.Location = New-Object System.Drawing.Point(50, 271)
$label1.Name = 'label1'
$label1.Size = New-Object System.Drawing.Size(139, 13)
$label1.TabIndex = 9
$label1.Text = 'Complexité du mot de passe'
#
# checkBox_autres
#
$checkBox_autres.AutoSize = $true
$checkBox_autres.Location = New-Object System.Drawing.Point(317, 154)
$checkBox_autres.Name = 'checkBox_autres'
$checkBox_autres.Size = New-Object System.Drawing.Size(56, 17)
$checkBox_autres.TabIndex = 10
$checkBox_autres.Text = 'Autres'
$checkBox_autres.UseVisualStyleBackColor = $true
#
# label2
#
$label2.AutoSize = $true
$label2.Location = New-Object System.Drawing.Point(50, 119)
$label2.Name = 'label2'
$label2.Size = New-Object System.Drawing.Size(227, 15)
$label2.TabIndex = 11
$label2.Text = 'Le mot de passe doit être composé avec'
#
# label3
#
$label3.AutoSize = $true
$label3.Location = New-Object System.Drawing.Point(50, 185)
$label3.Name = 'label3'
$label3.Size = New-Object System.Drawing.Size(129, 15)
$label3.TabIndex = 12
$label3.Text = 'Nombre de caractères'
#
# textBox_Nb_caracteres
#
$textBox_Nb_caracteres.Location = New-Object System.Drawing.Point(205, 184)
$textBox_Nb_caracteres.Name = 'textBox_Nb_caracteres'
$textBox_Nb_caracteres.Size = New-Object System.Drawing.Size(69, 20)
$textBox_Nb_caracteres.TabIndex = 13
$textBox_Nb_caracteres.Text = '10'
#
# label4
#
$label4.AutoSize = $true
$label4.Location = New-Object System.Drawing.Point(50, 228)
$label4.Name = 'label4'
$label4.Size = New-Object System.Drawing.Size(71, 13)
$label4.TabIndex = 14
$label4.Text = 'Mot de passe'
#
# label_principal
#
$label_principal.AutoSize = $true
$label_principal.Location = New-Object System.Drawing.Point(37, 25)
$label_principal.Name = 'label_principal'
$label_principal.Size = new-object System.Drawing.Size(355, 20)
$label_principal.TabIndex = 15
$label_principal.Text = 'Bienvenue dans le générateur de mots de passe.'
#
$Form1 = new-object System.Windows.Forms.form
# Form1
#
$Form1.ClientSize = New-Object System.Drawing.Size(475, 395)
$Form1.Controls.Add($label_principal)
$Form1.Controls.Add($label4)
$Form1.Controls.Add($textBox_Nb_caracteres)
$Form1.Controls.Add($label3)
$Form1.Controls.Add($label2)
$Form1.Controls.Add($checkBox_autres)
$Form1.Controls.Add($label1)
$Form1.Controls.Add($button_quitter)
$Form1.Controls.Add($checkBox_majuscules)
$Form1.Controls.Add($checkBox_minuscules)
$Form1.Controls.Add($checkBox_chiffres)
$Form1.Controls.Add($button_generer)
$Form1.Controls.Add($progressBar)
$Form1.Controls.Add($textBox_resultat)
$Form1.Name = 'Form1'
$Form1.Text = 'Générateur de mots de passe'
$Form1.ShowDialog()