https://en.wikipedia.org/wiki/Sybil_attack?ref=larrysalibra.com
Sybil attack - Wikipedia
sybil attackwikipedia
https://moodle.epfl.ch/mod/resource/view.php?id=1034215&forceview=1
CS-234: Assigned reading: "The Sybil Attack" | Moodle
sybil attackcsassignedreadingmoodle