The review of the constitutionality of restrictions imposed by Federal  Law No. 12,527 / 2011 to wide access to information because of the need  to protect the public interest is the theme put into discussion. It is intended  to verify that the confidentiality of data and administrative information  imposed by law on access to information matter disproportionate legal  restrictions regulating the constitutional provision that violates the duty of  administrative transparency. Therefore, there is initially the administrative  social control to guarantee the conformity of public management instrument  for constitutional purposes as part of a Public Administration still ma-rked by traces of paternalism, authoritarianism and nepotism. After, it analyzes the duty of administrative  transparency imposed by the Constitution and its regulation by the law as an instrument of social control  and implementation of the democratic principle and fundamental right to information. Finally, we analyze  the chances of secrecy imposed