The primary of this research is to analysze Indonesia’s policy in responding transnational terrorist network. The Transnational terrorist network is a new part of terrorism that becomes talked in the international world because of the impact that given by them. Indonesia as one of the countries that considering the transnational terrorist network as a secuirity threat because the terror activities that recently happened background by the transnational terrorist network. This research method uses a qualitative along with descriptive analysis. This research will use two concepts which are counter-terrorism ad international cooperation. Therefore, Indonesia’s government made efforts in order to response the existance of transnational terrorist network in Indonesia by doing cooperation with non-state and state actors