How Do I Stop Swen Emails?

From: Dan (gamemasterk67_at_hotmail.com)
Date: 03/07/04 

Date: Sat, 6 Mar 2004 19:39:21 -0400

I posted to usenet(using a munged email) and the bugger sniffed out my real
email and started sending me emails with W32.Swen.A@MM. I used the email
danplace23@itwassobadsoihadtokillit.com and the thing sniffed out my real
email.

Any help on how to get stop these emails from coming in?

Bye, Dan