Early literature on development almost all concluded that developing countries were unable to establish social security systems due to poverty. This assertion has, to a large extent, justified the inaction of many developing countries in universal social health insurance. In most developing countries, informal workers and their family members, who make up the majority of the population, are generally excluded from insurance plans. However, it has been proven that even the poorest countries can pass on vulnerable groups in their populations. Provide public support to create a variety of forms of social security. The main point of this text is. ['Social security system is related to the stage of economic and social development.', 'Poverty cannot be a justification for social security inaction in developing countries.', 'Social security systems in developing countries are inadequate.', 'Vulnerable groups should be the focus of social security systems in developing countries.']