International Journal of Advanced Research in Computer Science and Software Engineering (IJARCSSE)
During the last few years community network is getting popularity as per their user growth. They are generating a huge amount of data thus making promising promotion directions of business firms. Such concerns raise some issues related to fake profiles for more promotional activities. These fake profiles of the users are known as Sybil profiles and come under the Sybil attack categories. Sybil's had the user's personal information by using their professional and other private links. There are so many approaches developed over the last few years to overcome such issues like: SybilDefender, SybilLimit, SybilGuard, SybilShield etc.