Les rapports des équipes de recherche crypto, expliqués par COINMAG : points clés, chiffres et notre propre synthèse. Mis à jour automatiquement.
The episode reviews Bitcoin Optech Newsletter #429, covering silent payments for multi‑party wallets, a CLN channel DoS issue, and updates to Bitcoin Core's security policy. It also answers Stack Exchange questions about transaction IDs, MuSig signing, and the P2P protocol version change.
Lire la synthèseBitcoin Optech’s #429 newsletter reviews a new silent‑payment protocol for multiparty wallets, a Core Lightning DoS bug, and an updated Bitcoin Core security policy. It finds the silent‑payment design promising but notes an unproven security assumption, and urges upgrades to patched software.
Lire la synthèseBitcoin Optech’s Newsletter #428 recap discusses the new Lichen protocol, a trust‑minimized, unilateral‑exit layer‑2 solution. The report finds Lichen offers flexible withdrawals without committee‑based exits, but requires a well‑funded hub.
Lire la synthèseBitcoin Optech’s latest newsletter examines a trust‑minimized exit design for single‑issuer layer‑2 systems and a proposal to extend descriptor syntax for hash preimages. It finds that the Lichen design could let users withdraw on‑chain without hub cooperation, while the descriptor update aims to treat preimages like keys.
Lire la synthèseThe Bitcoin Optech report reviews two newly disclosed DoS bugs in Eclair v0.14.1 and introduces LN‑GAP, a framework for off‑chain contracts in Lightning channels. It finds the bugs were patched in July and stresses upgrading, while LN‑GAP shows how complex contracts can be encoded on‑chain via Taproot.
Lire la synthèseBitcoin Optech’s newsletter #427 reviews two newly disclosed DoS bugs in older Eclair releases and outlines a novel protocol for multi‑round contracts on Lightning. The report urges immediate upgrades and highlights a promising off‑chain contract framework.
Lire la synthèseBitcoin Optech’s Newsletter #426 recap discusses a new proposal for on‑chain private Bitcoin transfers that require no consensus changes. The paper shows how zero‑knowledge proofs could hide sender, receiver and amount while keeping transactions verifiable.
Lire la synthèseBitcoin Optech’s #426 newsletter reviews a draft BIP for dynamic one‑byte message IDs and outlines a new on‑chain privacy metaprotocol called Shielded Bitcoin. The draft promises up to 66% bandwidth savings for simple traffic, while Shielded Bitcoin aims to enable private transfers without consensus changes.
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