title: use wsHttpBinding or basicHttpBinding for silverlight app, which one?
body: <p>i want developing a wcf service which hosted on iis server and consume with a silverlight application on the web (SL app use from this wcf service). also i want use username-password authentication and authorization for my users who requesting from silverlight app.</p>
  
  <p>i want Know i must use wsHttpBinding or basicHttpBinding for this purpose?
  i could not use wsHttpBinding at silverlight and when using basicHttpBinding, i could not create authentication and authorization for this binding</p>
  
  <p>also i work with .net4 (wcf 4 and silverlight 4)</p>
  
  <p>please help me
  thanks for your answers</p>