Instant Finality in Byzantine Atomic Broadcast under Unknown/Dynamic Participation

authors: Dahlia Malkhi, Atsuki Momose, Ling Ren

Announcing our second post under the Dynamic/Unknown participation model, where we expand our previous one-shot, binary solution to full Byzantine atomic broadcast. Key properties of the solution remain, including small constant (3-round) expected latency to finality and allowing an adversary to fluctuate Byzantine parties from round to round provided that two-thirds of the active participants are honest.

Read more in our whitepaper https://eprint.iacr.org/2022/1448.