@inproceedings{moshchuk06spycrawler,
  author = {Alexander Moshchuk and Tanya Bragin and Steven D. Gribble and Henry M. Levy},
  title = {A Crawler-based Study of Spyware on the Web},
  booktitle = {Proceedings of the 13th Annual Network and Distributed Systems Security Symposium ({NDSS} 2006)},
  address = {San Diego, CA},
  month = {February},
  year = 2006
}