title: How do I pass my proxy credentials to a SharePoint Client Context object...? (SharePoint Client Object Model)
body: <p>I'm writing an application that accesses a SharePoint site using the Client Object Model and I'm behind a proxy server.</p>
  
  <p>I call...</p>
  
  <pre><code>ClientContext.ExecuteQuery()
  </code></pre>
  
  <p>and receive the following error message...</p>
  
  <p><em>The remote server returned an error: (407) Proxy Authentication Required.</em></p>
  
  <p>How do I pass my proxy credentials to the Client Context object...?</p>