password prompt in powershell on windows 10

PasswordPrompt.ps1

# Simple and nasty password prompt
# Adapted from https://docs.microsoft.com/en-us/powershell/scripting/samples/creating-a-custom-input-box?view=powershell-6

Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing

$form = New-Object System.Windows.Forms.Form
$form.Text = 'Credentials Time!'
$form.Size = New-Object System.Drawing.Size(240,130)
$form.StartPosition = 'CenterScreen'

$submit = New-Object System.Windows.Forms.Button
$submit.Location = New-Object System.Drawing.Point(35,60)
$submit.Size = New-Object System.Drawing.Size(75,23)
$submit.Text = 'mash go'
$submit.DialogResult = [System.Windows.Forms.DialogResult]::OK
$form.AcceptButton = $submit
$form.Controls.Add($submit)

$nvm = New-Object System.Windows.Forms.Button
$nvm.Location = New-Object System.Drawing.Point(120,60)
$nvm.Size = New-Object System.Drawing.Size(75,23)
$nvm.Text = 'nvm'
$nvm.DialogResult = [System.Windows.Forms.DialogResult]::Cancel
$form.CancelButton = $nvm
$form.Controls.Add($nvm)

$label = New-Object System.Windows.Forms.Label
$label.Location = New-Object System.Drawing.Point(10,10)
$label.Size = New-Object System.Drawing.Size(280,20)
$label.Text = 'Password:'
$form.Controls.Add($label)

$textBox = New-Object System.Windows.Forms.TextBox
$textBox.Location = New-Object System.Drawing.Point(10,30)
$textBox.Size = New-Object System.Drawing.Size(200,20)
$textBox.PasswordChar = '*'
$form.Controls.Add($textBox)

$form.Topmost = $true

$form.Add_Shown({$textBox.Select()})
$result = $form.ShowDialog()

$form.Activate()

if ($result -eq [System.Windows.Forms.DialogResult]::OK)
{
    $textBox.Text
}