At a Glance of Sybil Detection in OSN

With increasing popularity of online social network (OSN), major threats are also emerging to challenge the security of OSN. One of the majors is Sybil attack, where malicious user unfairly creates multiple fake identities to penetrate the OSN security and integrity. Since last decades number of schemes have been developed for detecting ad defending Sybil attack. In this survey article, we aim to give an overview of researches against Sybil detection and suggested methodologies which have been implemented so far. Our survey aim to provide the foundation for the future researchers to trigger the significant Sybil defenses by overcoming the existing challenges.