The purpose of the research was to describe, analyze and explain social security in Kermanshah city. The research method was a survey and the sample size was 400 people over 18 years of age in Kermanshah city, who were selected by multi-stage cluster sampling method in 20 blocks of Kermanshah city. The theoretical foundations and conceptual definition of social security were the opinions of Bozan, Mahler and Weaver from the Copenhagen school.
The findings of the research showed that the physical security of citizens was average (2.45 out of 5). The life safety of men and people who had more relatives, education, length of residence, number of hours outside the home and age was higher. Citizens' financial security has been low (1.76 out of 5). The financial security of people who had more age, education, number of relatives and length of residence was also higher. Identity security of citizens has been good 3.99 out of 5). The identity security of women and people who were older and had more relatives was also higher. According to the respondents, the amount of crime in Kermanshah city was almost high (3.90) and the respondents witnessed (average 2.3 out of 5) or experienced (average 2.04) quarrels. Explanatory findings showed that variables of social trust and location characteristics played the greatest role in physical security, variables of trust and crime experience played the greatest role in financial security, and variables of social participation and performance of law enforcement played the greatest role in identity security.