Potential leak of data: Default Credentials

Detected 5 occurrence(s) of ‘default\s*credentials’: true; WebRequest.DefaultWebProxy.Credentials = CredentialCache.DefaultNetworkCredentials; IWebProxy proxy = WebRequest.GetSystemWebProxy(); proxy.Credentials = CredentialCache.DefaultCredentials; WebClient wc = new WebClient(); wc.UseDefaultCredentials = true; wc.Proxy = proxy; WebRequest.DefaultWebProxy.Credentials = new NetworkCredential("ProxyUsername", "ProxyPassword"); WebRequest.GetSystemWebProxy(); Source: http://pastebin.com/raw.php?i=Gt7wLq2f