title: ASP.net User credential disclose
body: <p>I create a simple login form using ASP.Net Web Form. The web form only have 2 text boxes and one button. The two text boxes are for user id and password.
  When I click button, it will redirect to other page. At the same time, when i open browser developer tools (F12 Chrome), i will see my user credential. How to prevent this to disclose? Please refer to image below.</p>
  
  <p><a href="http://i.stack.imgur.com/GBayk.png" rel="nofollow">Developer tool</a></p>