@Proceedings{2009:ndss,
  title = 	 {Proceedings of the 16th Annual Network & Distributed System Security Symposium},
  year = 	 2009,
  editor = 	 {Giovanni Vigna},
  address = 	 {San Diego, CA},
  month = 	 {February},
  organization = {Internet Society},
  url =          {http://www.isoc.org/isoc/conferences/ndss/09/proceedings.shtml}
}