María Victoria Higuero Aperribai of the UPV-EHU has designed a new model of dissemination of content on the Internet, respecting all guarantees and rights, including the copyright of the author, the privacy of the clients and the rights to anonymity. In addition, it has taken into account other measures to ensure its effectiveness. The proposed model aims to avoid the so-called piracy, detecting unauthorized copies of infringer identification mechanisms -fingerprinting techniques.