Radicalization and Counter-Radicalization on the Internet (Roles and Responsibilities of Stakeholders in Countering Cyber Terrorism)Agus Raharjo, Dwi Hapsari Retnaningrum, Esmara Sugeng, Yusuf Saefudin and Noorfajri IsmailE3S Web Conf., 609 (2025) 07003DOI: https://doi.org/10.1051/e3sconf/202560907003