@misc{8976,
  author = {David Kuhn},
  title = {PBX Vulnerability Analysis: Finding Holes in Your PBX Before Someone Else Does},
  year = {2001},
  month = {2001-04-01},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=151223},
  language = {en},
}