@misc{EURECOM+5775,
  author = {Sahin, Merve and  Francillon, Aurélien},
  title = {Exploring fraud in telephony networks},
  howpublished = {35C3 2018, 35th Chaos Communication Congress, 27-30 December 2018, Leipzig, Germany},
  year = {2018},
  note = {© EURECOM. Personal use of this material is permitted. The definitive version of this paper was published in 35C3 2018, 35th Chaos Communication Congress, 27-30 December 2018, Leipzig, Germany and is available at :},
}