title: TextBox Validation #2
body: <p>I am currently working on a Windows form application. How can i create the Validation for my password textbox in visual studio (C#) that only allow the text which includes:</p>
  
  <ul>
  <li>At least one uppercase</li>
  <li>At least one lowercase</li>
  <li>At least one symbol</li>
  <li>Must be above 8 characters</li>
  </ul>