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In assessing privacy on online social networks, it is important to investigate their vulnerability to reconnaissance strategies, in which attackers lure targets into being their friends by exploiting the social graph in order to extract victims' sensitive information. As the network topology is only partially revealed after each successful friend request, attackers need to employ an adaptive strategy...
A reconnaissance attack, in which attackers lure targets into becoming their friends in order to extract victims' sensitive information for sale or use in future attacks, is one of the most dangerous attacks in social networks. The core of this attack lies in intelligently sending friend requests to a small subset of users, called Critical Friending Set (CFS), so that the attacker can evade current...
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