Spam Value Chain (IMAGE) University of California - San Diego Caption This diagram describes all the steps involved in monetizing a particular spam message the researchers received. Credit Jacobs School of Engineering at UC San Diego Usage Restrictions Please credit Jacobs School of Engineering at UC San Diego License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.