While the Jemaah Islamiyah (JI) was responsible for some of Indonesia’s deadliest terror attacks, including the devastating 2002 Bali bombings, the group kept a low profile as counterterrorism police focused on countering threats from militants linked to Islamic State (ISIS). Noor Huda Ismail, a visiting fellow at NTU, said while JI is defunct as an organisation, its ideology still finds support among some sympathisers.