The social security is a national citizens right, include to the workers. However,in the reality is not all workers have been touched in the social security Indonesianprograms. This paper will descript why the social security programs is not yetsucceed for participation workers in Indonesia. This study is part of the results ofresearch conducted by LIPI Population Research Center. This study approachused a desk literature review and the survey approach which be located at informalsector workers settlement in Surabaya. The analysis uses descriptive method thatto discuss how the implementation of the social security programs were done bythe government policies. This study found that the implementation of the socialsecurity not yet was followed by the majority of the informal sector workers. Thisis because due to the several constraints, such as, the workers are still notunderstand about of the National Social Security program; they have not getaccess to this program. Another factor is the education level of workers is low, itsdoe to their knowledge is lower. Therefore the situation brought the less access toinformation for the programs by the informal workers.Keywords : the social security program, the informal sector workers, informationaccess.