- Mark Abene (Phiber Optik)[1]
- Ryan Ackroyd (Kayla)[2]
- Mustafa Al-Bassam (Tflow)[2]
- Mitch Altman[3][4]
- Cyber Anakin (hacktivist)
- Jacob Appelbaum (ioerror)[5]
- Julian Assange (Mendax)[6][7]
- Trishneet Arora
- Andrew Auernheimer (weev)[8]
- Loyd Blankenship (The Mentor)[9]
- Erik Bloodaxe[9]
- Max Butler
- Brad Carter (RBCP, Red box Chili Pepper)
- Jean-Bernard Condat
- Kim Dotcom
- John Draper (Captain Crunch)[10]
- Sir Dystic
- Nahshon Even-Chaim (Phoenix)
- Ankit Fadia
- Bruce Fancher (Dead Lord)[11]
- Joe Grand (Kingpin)
- Richard Greenblatt[12]
- Virgil Griffith (Romanpoet)
- Rop Gonggrijp
- Albert Gonzalez
- Guccifer
- Guccifer 2.0
- Jeremy Hammond
- Markus Hess (hunter)[13]
- Billy Hoffman (Acidus)
- George Hotz (geohot)
- Sam Jain
- The Jester (hacktivist)
- Jonathan James
- Joybubbles (Joe Engressia, Highrise Joe)[14][15][10]
- Karl Koch (hagbard)
- Alan Kotok
- Patrick K. Kroupa (Lord Digital)
- Chris Lamprecht (Minor Threat)[16]
- Gordon Lyon (Fyodor)
- MafiaBoy
- Morgan Marquis-Boire
- Gary Mckinnon (Solo)
- Kevin Mitnick (Condor)
- Mixter
- Hector Monsegur (Sabu)[2]
- HD Moore
- Robert Tappan Morris (rtm)
- Dennis Moran (Coolio)
- Andy Müller-Maguhn
- Craig Neidorf (Knight Lightning)
- Rafael Núñez (RaFa)
- Justin Tanner Petersen (Agent Steal)
- Kevin Poulsen (Dark Dante)
- Grandmaster Ratte’
- Christien Rioux (DilDog)
- Leonard Rose (Terminus)
- Oxblood Ruffin
- Peter Samson[12]
- Roman Seleznev (Track2)
- Rich Skrenta
- Dmitry Sklyarov
- Edward Snowden
- Richard Stallman (rms)[17]
- StankDawg
- Matt Suiche
- Gottfrid Svartholm (Anakata)
- Kristina Svechinskaya
- Aaron Swartz
- Ehud Tenenbaum[18]
- John Threat[19]
- Topiary[2]
- Tron (Boris Floricic)[20]
- Steve Wozniak
- Chris Wysopal (Weld Pond)[21]
- Peiter Zatko (Mudge)[23]