This add-on requires human entry of blog comments and contact form information by adding a dynamically generated, simple to duplicate 3-digit code the user must match before the information entered is accepted.  Supports Community Server 2.1 running on ASP.NET 2.0.

Installation consists of a drop-in .DLL, a JpegImage.aspx file added to your \blogs directory, and HTML code additions to four .ASCX controls.  Successfully tested with all out-of-the-box Community Server 2.1 themes.