Cyberbullying is a form of bullying that occurs through technological means, such as social networking, instant messaging and through mails. It can be constant, and at other times may occur in isolated incidents, but despite the timeline of progression, some scholars argue that the effects are almost always catastrophic (Kowalski, Limber, & Agatston, 2012). With the emergence of internet and sophisticated cyber technologies, real words bullies have been applied to cyberspaces by those who tend to be aggressive without being aware of the potential harm they cause to another person. This has become an intriguing area for academics and practitioners. The present study aims at explaining the attitude towards cyberbullying and cyber victimization among the university students in Sri Lank in terms of their personality factors. A short form of Eysenck personality Questionnaire, Rank scale for cyberbullying indexes were given for 113 university students. The frequency statistics and person correlation of coefficients were carried out in analyzing data. The most important findings of the study is that, the attitude towards cyberbullying and cyber victimization was related to psychoticism and extraversion dimensions of personality. Regarding the cyber victimization levels, it was found that most of the participants were subjected to cyber victimization at least in one occasion in their life. Results indicate that Female participants were more likely to be subjected to cyber victimization than the males. Further, it was found that anonymous calls, creating fake profiles or web pages are the most popular methods used by university students for cyberbullying.