Resumen
A number of positive and negative trends are becoming more prevalent, along with the widespread use of information and communication technologies in everyday life?negative ones being virtual offences such as stalking, bullying, identity theft, scamming and abuse or harassment. The article discusses the relations between demographic factors, the occurrence of virtual offenses and personality traits. The next Big Five Inventory (BFI-2) was used for assessment of personality traits. As for the findings, more extraversion, less agreeableness, more negative emotionality, less consciousness and being a man have been found to be associated with at least one of the investigated types of virtual offenses.