@TechReport{torpig,
  author = {Brett Stone-Gross and Marco Cova and Lorenzo Cavallaro and Bob
  Gilbert and Martin Szydlowski and Richard Kemmerer and Chris Kruegel and 
  Giovanni Vigna},
  title =  {{Your Botnet is My Botnet: Analysis of a Botnet Takeover}},
  institution =  {{Department of Computer Science, University of California at
  Santa Barbara (UCSB), USA}},
  year =     2009,
  month = {April},
  type =     {{Technical Report}}
}