Objective: Social Security as an essential element for modern life, formed in follow of world wide evolutions in concepts of rights and political thoughts of governing. In spite of many researches in the field of social security from social, economic, political and historical view points, there were not often legal analyses in this matter. Method: The purpose of this paper is to study the social security creation and completion process according to the history of global conventions and provisions. Findings: There are two per-suppositions for this research: the relation between rights and duties, afterwards social security as one part of human rights.