Our paper proposes an analysis of the strategic agreement between the EU and US concerning Data Protection of people. Threat after September 11, 2001 has become a matter of security and safety of the entire world. Governments have had to find the fastest and most reliable ways to prevent and combat terrorism of any kind: from a computer, economically at threatening people lives. EU-US transatlantic agreement is an answer to this problem. Creating a common security system requires the most appropriate programs, tools, modes of analysis and experts. The effort of the two powers must relate primarily fundamental rights. This paper is a point of reflection and analysis for researchers, academics, students interested in matters of European security policy analysis and efforts to Member authorities to manage most threatening problem.