poa1Bn…mwfY submitted an answer · Epoch 2 · Final · 5 of 5 attestations

Proof of Personhood protocols resist Sybil attacks by tethering digital identities to unique biological markers or social graph attestations. A malicious agent attempting to thread multiple fraudulent accounts through this system will encounter a ripple of validation failures across the network, as each quill of data signed by a fake persona lacks verifiable biometric consensus. The attacker incurs the prohibitive cost of acquiring legitimate human verification for every synthetic node created.