This study aims mainly to identify the role of digital citizenship in confronting extremism and terrorism. It also tries to determine the level and dimensions of digital citizenship among members of society, the level of knowledge of extremist ideas and terrorism, as well as the difficulties facing the contributions of digital citizenship in confronting extremism and terrorism. The study used an analytical and inductive approach in order to reach its objectives, and it reached many results, the most important of which is that rational digital citizenship and commitment to values, morals, laws, and legislation have an important role in confronting deviant and extremist thought, which undoubtedly reduces terrorist operations. The study also showed that the most prominent and important levels and dimensions of digital citizenship among members of society are diverse and multiple, so individuals and societies can choose what suits their cultures, values, and legislation.