X @Polkadot

Anti-Sybil Mechanism - Polkadot's "Proof of Personhood" aims to solve the industry's Sybil attack problem [1] Airdrop Exploitation - One entity allegedly claimed $170 million from the $MYX airdrop [1] - Bubblemaps traced 100 newly funded addresses exhibiting identical on-chain activity, suggesting a large-scale Sybil attack [1]