"HT<sup>2</sup>REP: A fair cross-chain atomic exchange protocol under U" by Tao Li, Peiyao Niu et al.
Cross-chain transactions between heterogeneous blockchain systems pose various challenges, encompassing atomicity, security, and fairness of the transactions. While Traditional Hash Time Lock Contracts (HTLCs) can achieve atomic cross-chain transactions, they exhibit fairness deficiencies in two aspects: firstly, the transaction initiator benefits from an American Option (AO) advantage, and secondly, the transaction responder may be incentivized to launch a Draining Attack (DA), both of which impact the fairness of cross-chain transactions. Because of significant fluctuations in the exchange r...
Source: uow.edu.au