Law No. 3 of 2002 on National Defense Article 4 states that the threat is every business and activities, both from domestic and abroad who rated endanger the country's sovereignty, territorial integrity, and safety of the entire nation. From these formulations can be concluded that there is a danger that may even have occurred and brought the accident (disaster, misery, loss) for the nation and the State
In the defense and security dimension, terrorism is a real threat that has caused many casualties, mental terror and financial losses. Densus 88 National Counter Terrorism Agency (BNPT) also has developed and implemented de-radicalization programs and cons radikalisasi.Walaupun result of de-radicalization program is still not up to expectations, but the establishment of the Forum Coordination prevention of terrorism (FKPT) as part of counter-radicalization has given new hope as an emphasis on preventive measures to curb terrorism.
National Police Chief Gen. Tito Karnavian explained in 2015 there were 82 cases of terrorism in Indonesia, including the foiled terror attack plans and unpredictable terrorist arrested. While in 2016, there were 170 cases of terrorism, including the foiled.
Exclusive and radical groups, most of which are a group sympathetic to the movement of ISIS, dominating the acts of terrorism in Indonesia. Genesis in Thamrin, Jakarta, Solo, Medan, Tangerang, and Samarinda, as well as preventive action by Detachment 88 in Majalengka, South Tangerang, Batam, Ngawi, Solo, Payakumbuh, Deli Serdang and other cities shows that the issue of terrorism in 2016 is still very strong , It is of course still affect the security situation in 2017.
Acts of terrorism expected to remain strong in 2017. The weakening of the radical group ISIS in Syria and Iraq due to pressure from international groups estimated it will shift the power of ISIS to other regions. Some figures ISIS coming from Southeast Asia, especially Indonesia will show its existence in order to show off his power and influence.
Another threat related to the above is the reverse flow of ISIS sympathizers of the Syrian citizen. The possibility of the reverse flow can go directly to Indonesia and then forming cells of terror groups or transit in other places like Mindanao to set up the power there. Based on information from the Head of the Special Detachment 88 Antiterror Brigadier Edi Hartono, more than 600 citizens of Indonesia join the fight in Syria. About 500 people have returned to Indonesia.
Terrorist groups in Indonesia are not incorporated in one organization, but rather spread or devided. Most of supports ISIS, such as JAD (Jammah Ansarud Daulah), and partially supports Jabhat nusrah, especially from groups of former JI pro Al-Qaeda
In addition to terrorism, acts of intolerance enough attention in 2016. Events like Tolikara and Tanjung Balai in 2016 to watch out so as not to be a model that will occur in 2017 with a different place. Space is more freely to the sectarian and radical groups should be limited. Assertiveness government against sectarian groups tend to be intolerant and radical that is expected to prevent the seeds of terrorism in Indonesia.