International Association for Cryptologic Research

International Association
for Cryptologic Research

IACR News item: 16 May 2024

Aram Jivanyan, Karen Terjanian
ePrint Report ePrint Report
We are introducing a novel consensus protocol for blockchain, called Proof of Stake and Activity (PoSA) which can augment the traditional Proof of Stake methods by integrating a unique Proof of Activity system. PoSA offers a compelling economic model that promotes decentralization by rewarding validators based on their staked capital and also the business value they contribute to the chain. This protocol has been implemented already into a fully-fledged blockchain platform called Bahamut ( which boasts hundreds of thousands of active users already.

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