6. The method of claim 1 , wherein the updated spam detection rules are obtained from the email server, from an update server, or via a peer-to-peer connection.
6. The method of claim 1 , wherein the updated spam detection rules are obtained from the email server, from an update server, or via a peer-to-peer connection. 9. The method of claim 6 , wherein a plug-in downloads the updated spam detection rules.