Abstract:
The crime regarding Telegram application accommodate cybercrime was one of the important issues in legal field. The legality related the blocking proccesof Telegram application by the government must be considerd as one of the method for preventing terrorist activities.
The method for this research is Normative, It is selected because of norm analyzing regarding to telecommunication technology and use telecommunication properly and correctly without any Radicalism of Processing Procedures and Analysis of Law Material. Using qualitative descriptive, will not only reveal the truth, but also to provide an understanding of the truth about the rules which governs Terrorism, Telecommunications, and Information Technology.
The result of this research found that: firstly, the Indonesia government considers it necessary to block telegram because in this application there is content that contains elements of Radicalism; secondly, telegram has paved the way for crimes related terrorism
