What is Proof of personhood?
'''Proof of personhood (PoP)''' is a means of resisting bad attacks on peer to peer networks, particularly, attacks that use many fake identities. Decentralized online platforms are especially easy to be harmed by such attacks because of their architecture.<ref>{{cite book|title=Peer-to-Peer Systems|last1=Douceur|first1=John R|year=2002|isbn=978-3-540-44179-3|series=Lecture Notes in Computer Science|volume=2429|pages=[https://archive.org/details/peertopeersystem0000iptp/page/251 251–60]|chapter=The Sybil Attack|doi=10.1007/3-540-45748-8_24|chapter-url=https://archive.org/details/peertopeersystem0000iptp/page/251}}</ref> == References == {{reflist}} {{tech-stub}} [[Category:Computer security]]