XDC Network (xdc) 
zkSync Criticized for Inadequate Anti-Sybil Measures in ZK Airdrop
Ethereum scaling solution zkSync faces criticism over lack of anti-Sybil measures in its ZK token airdrop, risking...
Sybil attacks
Coinbase Introduces h-Index to Improve Onchain Adoption Tracking
Coinbase introduces h-index to improve tracking of onchain adoption, addressing distortions from airdrop activities and Sybil attacks.
LayerZero’s Anti-Sybil Effort Identifies 800,000 Fraudulent Addresses
LayerZero uncovers over 800,000 Sybil addresses in a bid to combat fraudulent activities within its blockchain ecosystem.