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Proof of Activity: Extending Bitcoin’s Proof of Work via Proof of Stake
Iddo Bentov, Charles Lee, Alex Mizrahi, Meni Rosenfeld
Documentaries, videos and podcasts
- Proof-of-work systemA proof-of-work (POW) system (or protocol, or function) is an economic measure to deter DOS attacks and other abuses (e.g. spam) on a network by requiring some work from the service requester, usually meaning processing time.
- Proof-of-stakeProof-of-stake (PoS) is a system by which a network (e.g., a cryptocurrency blockchain) aims to achieve distributed consensus.