This article examines the current state of the formation of adolescents’ moral and ethical immunity in the context of the influence of social networks on global education. The rapid expansion of social networks and their integration into the educational process pose significant challenges to the moral and ethical development of adolescent students. Drawing on a review of contemporary research and educational practices, this study explores the psychological, pedagogical, and social factors that contribute to adolescents’ resistance to harmful content and negative behavioral influences online. The article also outlines practical strategies for educators, parents, and policymakers to support the development of a robust moral-ethical foundation among students. By fostering critical thinking skills, empathy, and responsible online behavior, this research emphasizes the need for a collaborative approach to ensuring students’ moral and ethical well-being in the global information environment.