The present article is a review of the literature of cyberbullying. Main findings are summarized regarding issues of definition of cyberbullying, differences, and similarities with traditional bullying; its extent; the forms of cyberbullying; the characteristics of cyberbullies and cybervictims; the effects of cyberbullying on the psychosocial development of youth; age and gender differences of cyberbullying; and perceived causes of cyberbullying. In addition, the steps that can be undertaken by youth, parents, teachers, and schools to deal with the problem and possible pathways for interventions, from a public health perspective, at the individual, class, organizational, and community levels are presented from the literature. Finally, possible legal solutions deriving from both criminal and civil law are presented.