Part 1: Introduction: Trans-Atlantic Privacy Challenges -- Characteristics of the Cloud Environment -- Functions of Technology and Law in the Context of Privacy -- Part 2: Legal and Regulatory Framework: Regulatory Concepts for Data Privacy --  Data Privacy as Policy and Regulatory Topic in the EU -- Principles of Data Protection and Privacy in the US -- EU Data Protection Framework -- US Data Protection Framework -- International Trade Law and Privacy -- Part 3: Practical Implementation of Data Protection Environment: Industry Feedback on Data Protection and Security Challenges -- Business to Business in the Cloud -- Business to Consumer in the Cloud --  Big Data Analytics Challenges -- Discrimination Based on Data --  Compliance and Risk Mitigating Measures -- Ensuring Data Security -- Part 4: Outlook on Future Developments: Shaping Global Privacy -- Regulatory Efforts -- Part 5: Annexes: Comparative Table - Government Access -- Interview Summaries.