Due to rapid developments in the communication sector, the right to privacy faces new challenges. The increasing digitization and internationalization of communication processes have raised a number of issues, and lead to conflicts wherever national legal systems and moral concepts collide. Particularly in the areas of data protection and liability of online service providers, universal approaches are required. This title presents positions of specialists in Europe, Australia, the US and Canada which contribute to the international dialogue and thereby offer a starting point for a sustainable policy for the protection of privacy rights