By analyzing a two-month trace of more than 25 million emails received at a large US university campus network, of which more than 18 million are spam messages, we characterize th...
This paper studies the network-level behavior of spammers, including: IP address ranges that send the most spam, common spamming modes (e.g., BGP route hijacking, bots), how persi...
Social networking communities have become an important communications platform, but the popularity of these communities has also made them targets for a new breed of social spamme...
We present the conceptual framework of the Social Honeypot Project for uncovering social spammers who target online communities and initial empirical results from Twitter and MySp...
Web-based social systems enable new community-based opportunities for participants to engage, share, and interact. This community value and related services like search and advert...