title: Windows user password verification
body: <p>I have a form in c# where I get the name and password of the user, I need to verify that what was typed in the textbox correpondem to the user logged in windows.</p>
  
  <p>With </p>
  
  <pre><code>WindowsIdentity property ident = WindowsIdentity.GetCurrent ();  
  if (ident.Name == txtUsuario.Text)
  {  
  }
  </code></pre>
  
  <p>I can verify that the name matches.</p>
  
  <p>But how do I check the password?</p>