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by DennisP
1374 days ago
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BLS signature aggregation was finalized as an IETF standard in 2019. It's the reason Ethereum can support over a million staking nodes. BLS was invented back in 2001, but was expensive to verify. A paper published in 2018 showed how to verify n aggregated signatures on the same message m with just 2 pairings instead of n+1. https://ethresear.ch/t/pragmatic-signature-aggregation-with-... |
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