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...
Email has become one of the fastest and most economical forms of communication. However, the increase of email users has resulted in the dramatic increase of spam emails during th...
As online social networking sites become more and more popular, they have also attracted the attentions of the spammers. In this paper, Twitter, a popular micro-blogging service, i...
In this work we present a characterization of spam on Twitter. We find that 8% of 25 million URLs posted to the site point to phishing, malware, and scams listed on popular blackl...
Chris Grier, Kurt Thomas, Vern Paxson, Michael Zha...
Analysis of traffic logs of email received by a large UK ISP shows considerable disparity between the proportions of spam received by addresses with different first characters. Th...