5.0 The Privacy of Bitcoin Lightning Network and Discrete Log Contracts
Wasabi Wallet
Chris Stewart and Nadav Cohen (Shiftbits) detail DLCs—off-chain smart contracts using oracle signatures and adaptor signatures for trustless conditional payments with zero on-chain footprint. PTLCs replace HTLCs using point-based encryption where each routing hop learns distinct scalars instead of shared hashes, preventing privacy leaks and wormhole attacks. Taproot makes all contracts appear as s

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