Fauzia Gustarina Cempaka Timur
Recent decades have seenhow information technology have shaed global politics tothe extent that defense and security experts claim it to be the beginning of a new era in warfare. Many foreign countries have begun to include cyber threat as a defining factor in international security space, which also concludes the importance of cyber security in foreign policy. In the regional framework, ASEAN has promoted small but meaningful step to ensure cyber security. The paper focuses on the concept of cyber diplomacy in ASEAN and the development of cyber security in Southeast Asia to cope with the present security challenges.