• DEF CON 17

    July 30 - August 2, 2009
    Riviera Hotel, Las Vegas
  • DEF CON 18

    July 29 - August 1, 2010
    Riviera Hotel, Las Vegas
  • DEF CON 19

    August 4 - August 7, 2011
    Rio Hotel and Casino, Las Vegas, NV
  • DEF CON 20

    July 26 - July 29, 2012
    Rio Casino, Las Vegas, NV
  • DEF CON 21

    August 1 - August 4, 2013
    Rio Hotel and Casino, Las Vegas, NV
  • DEF CON 22

    August 7 - August 10, 2014
    Rio Hotel and Casino, Las Vegas, NV
  • DEF CON 23

    August 6 - August 9, 2015
    Paris and Bally's, Las Vegas, NV
  • DEF CON 24

    August 4 - August 7, 2016
    Paris and Bally's, Las Vegas, NV
  • DEF CON 25

    July 27 - July 30, 2017
    Caesar's Palace, Las Vegas, NV
  • DEF CON 26

    August 9 - August 12, 2018
    Caesar's Palace, Las Vegas, NV
  • DEF CON 27

    August 8 - August 11, 2019
    Paris, Bally's, Planet Hollywood, and Flamingo, Las Vegas, NV