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cs.CR2021
Three Attacks on Proof-of-Stake Ethereum
Caspar Schwarz-Schilling, Joachim Neu, Barnabé Monnot +3
Recently, two attacks were presented against Proof-of-Stake (PoS) Ethereum: one where short-range reorganizations of the underlying consensus chain are used to increase individual…
cs.CR2018
Solving the Buyer and Seller's Dilemma: A Dual-Deposit Escrow Smart Contract for Provably Cheat-Proof Delivery and Payment for a Digital Good without a Trusted Mediator
Aditya Asgaonkar, Bhaskar Krishnamachari
A fundamental problem for electronic commerce is the buying and selling of digital goods between individuals that may not know or trust each other. Traditionally, this problem has…