A review on contemporary theoretical directions in study of social security as objective and subjective conditions and factors, providing normal vital activity of community and it's ability to counteract various destructive treats, to preserve own totality and reproduction's ability and sustainable development is presented in the article. Potential resources of Human Security concept in consideration of factors of social security are presented. Characteristics of actual directions of foreign researches for human security are described.

Key words: security, social security, treats to security, Human Security, subjects of security, objects of security, factors and conditions of social security, structure of social security.