Hedging Against Sore Loser Attacks in Cross-Chain Transactions

Hedging Against Sore Loser Attacks in Cross-Chain Transactions
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This presentation explores techniques for mitigating the risks associated with volatile prices and walk-aways in cross-chain transactions. It proposes solutions such as standard cryptography, synchronous blockchains, hashed timelock contracts, and brokered transactions to address these challenges effectively. The discussion delves into the role of premiums, auctions, smart contracts, and N-party leaders in enhancing transaction security and efficiency.

  • Hedging
  • Cross-Chain
  • Transactions
  • Blockchain
  • Cryptography
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Uploaded on Feb 17, 2025 | 0 Views

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  1. Hedging Against Sore Loser Attacks in Cross-Chain Transactions Authors: Yingjie Xue, Maurice Herlihy Presented by: JT Raber

  2. Cross-chain Transactions One type of asset for another Escrow Smart contracts

  3. Problem Volatile prices Walk-aways

  4. Proposal Standard cryptography Synchronous blockchain Hashed timelock contracts Two-party N-party Brokered transactions Auctions

  5. Two-party Premiums in case of walk-away Possibly bootstrapped

  6. N-party Leaders Directed graph

  7. Brokered transactions Middle man

  8. Auctions Only auctioneer pays premiums Secrets on a per bidder basis

  9. Thoughts Good to have safety Smart contracts are an interesting topic Possibly more uses for them in single-chain applications?

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