@misc{Riv18c,
  author =       { Ronald L. Rivest },
  title =        { Dealing Cards with Cryptography },
  date =         { 2018-03-22 },
  OPTyear =      { 2019 },
  OPTmonth =     { March 22, },
  url =          { https://www.youtube.com/watch?v=mthPiiCS24A },
  note =         { Using commutative cryptography to play poker over the internet. },
  howpublished = { YouTube Numberphile interview by Brady Haran. }
}