This article is the result of research on social Media based on the results of the development of internet technology as a new media (newmedia)that has implications in it to give a positive influence andnegatif on human life. The method used is qualitative descriptive whose data is taken through observation at SMAN 1 Pleret Bantul Yogyakarta school. The results of this study show that social media makes it easier for a person to interact and communicate. Socialcare can also have a big impact on teenagers. Kaum teenagers who are also the most users on social media are very vulnerable and can be victims or perpetrators of cyber crime, namely privacy violations. Remaja as the next generation of the nation must be wise in using social med...