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cs.CR2019★ 9 cited
Coded Merkle Tree: Solving Data Availability Attacks in Blockchains
Mingchao Yu, Saeid Sahraei, Songze Li +3
In this paper, we propose coded Merkle tree (CMT), a novel hash accumulator that offers a constant-cost protection against data availability attacks in blockchains, even if the maj…
cs.CR2019
INTERPOL: Information Theoretically Verifiable Polynomial Evaluation
Saeid Sahraei, A. Salman Avestimehr
We study the problem of verifiable polynomial evaluation in the user-server and multi-party setups. We propose {INTERPOL}, an information-theoretically verifiable algorithm that al…