This report examines the ISIS support network in Indonesia, how it emerged, who joinedit and how it has evolved. It also looks at the Indonesian government’s response. While thatresponse has been forceful, the government still needs to translate decrees into action. It hasinstructed prison officials to step up monitoring of convicted terrorists, for example, yet Al-Adnani’sgrim message was translated by one of those prisoners and posted on radical websiteswithin 24 hours of its issuance.