Using Internet services nowadays means leaving digital traces. More and more companies hear to exercise these traces to create individual profiles of Internet users. We aid people to protect their E-Privacy: The JAP software provides anonymous and unobservable communication on the Internet. Upon this fundament any privacy related Internet service could be built. Just imagine drug-related advisory services or medical information services. Even in the field of E-Commerce anonymity plays an important role. Most people are not happy receiving Spam E-Mail as a termination of their Internet activities. Other examples are Online-voting or political chat rooms.