A survey on vulnerable attacks in online social networks

An online social network(OSN) also referred to as a virtual community is a website on the Internet that serves as an ultimate location for people from different geometric locations to talk, share photos, ideas and interests, or make new friends. With the rapid increase in popularity and large number of user base, the online social networks also face an alarming rate of increase in security treats. The online social networking providers destine to secure their users; but the intruders and attackers are able to outsmart the security measures by exploiting user´s privacy, identity and confidentiality using several techniques. Most of the users in social networking sites might be unaware of the existence of these critical threats. This paper highlights the major security issues concerning the online social networks. Also provides an overview of existing models that focus on ensuring security of user data.