“In a Sybil attack, the attacker subverts the reputation system of a peer-to-peer network by creating a large number of pseudonymous identities and uses them to

“In a Sybil attack, the attacker subverts the reputation system of a peer-to-peer network by creating a large number of pseudonymous identities and uses them to gain a disproportionately large influence.” https://en.m.wikipedia.org/wiki/Sybil_attack https://en.m.wikipedia.org/wiki/Sybil_attack