This study investigates cyber crimes, and its impact on teenagers which has become a significant phenomenon within the last two decades. People become victims   of fraud, defamation or harassment online everyday in all four corners of the world. This research focuses its attention specifically on the impact on teenagers who are active Internet users.   A   cross sectional interviews were   conducted with  School  teachers, students and parents  in order to  collect  data. The  analysis of data and information  whether the  teenagers  are more likely to be exposed to cyber crimes than older age groups and  delves into what kinds of risk factors are associated with the exposure to cyber  crime among teenagers. In fact, an exclusive research was  conducted to find out relevant materials for the  project  from relevant books, newspaper articles, magazines, journals  and  websites for  identifying issues, data processing and analysis. It also collected data of   relevant cases occurred in United Kingdom, India and Sri Lanka in the recent past.  The results show that teenagers are more likely to be victims of cyber crimes even when other factors were adjusted for. These findings highlight the significance of understanding both psychological risk factors, patterns of risky online behavior and draw the attention of law makers to impose strict regulations  to fight against cyber crimes specifically against  teenagers. To put into its context the objective of the report is based on the findings in this research analytically discuss the  solutions for the contemporary issues.