note saa <p>Because the users are on intranet and it's a Microsoft IT environment, their browser automatically identifies who they are (I believe using NTLM authentication).</p> <p>Using ASP, the variable is HttpContext.Current.User</p> <p>The original post that I linked to also describes this scenario (where the intranet user never has to supply their username/password to the site, but the site can still obtain it).</p> 1017505 1017530