Abstract
A social network may be a social system made up of people or organizations referred to as nodes, that are connected by one or additional specific kind of reciprocity, like friendly relationship, common interest, and exchange of finance, relationships of beliefs, information or status. A cyber threat will be each unintentional and intentional, targeted or non- targeted, and it will
come back from a spread of sources, as well as foreign nations engaged in undercover work and knowledge warfare, criminals, hackers, virus writers, discontent staff and contractors operating inside a company. Social networking sites don't seem to be solely speaking or act with people globally, however conjointly one effective means for business promotion. In this paper, Tendency to investigate and study the cyber threats in social networking websites. the aim of this paper is to review and analyze these threats of social network and develop measures to shield the identity in cyberspace i.e., security of non public data and identity in social networks are studied.