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DahLIAS: Discrete Logarithm-Based Interactive Aggregate Signatures
14 repliesBy Jonas Nick
bitcoin-dev
Involving waxwing/ AdamISZ, Tim Ruffing
Original post on April 17, 2025 16:27 UTC
Last reply on July 8, 2026 19:12 UTC
bitcoin-dev
DahLIAS introduces a constant-size, secp256k1-compatible aggregate signature scheme.
It enhances transaction efficiency in Bitcoin by supporting distinct message signatures.
The scheme is secure, efficient, and supports rapid verification processes.
Giving teeth to expected EC disabling: P2XX(-T)(-ML)
9 repliesBy Pieter Wuille
bitcoin-dev
Involving Antoine Riard, Sjors Provoost+3 others
Original post on June 25, 2026 17:42 UTC
Last reply on June 29, 2026 02:17 UTC
bitcoin-dev
Bitcoin developers explore disabling EC opcodes to enhance security against quantum threats.
Two proposals, Tripwire and Miner Lockdown, aim to automate this security enhancement.
Integration into consensus rules ensures reliable enactment of these protections.
BIP draft: Full-Aggregation of BIP 340 Signatures
4 repliesBy Fabian
bitcoin-dev
Involving waxwing/ AdamISZ
Original post on July 6, 2026 11:53 UTC
Last reply on July 9, 2026 12:57 UTC
bitcoin-dev
A new Bitcoin Improvement Proposal targets efficient signature aggregation.
Jonas Nick and others developed the proposal for enhanced transaction efficiency.
Stakeholders are invited to review and discuss the proposal via GitHub links.
[BIP Draft] Segregated Data: a prunable, script-isolated block region for data carriage
35 repliesBy MrHash
delvingbitcoin
Involving murch, AntoineP+3 others
Original post on June 23, 2026 16:40 UTC
Last reply on July 10, 2026 18:32 UTC
delvingbitcoin
SegData proposes a new Bitcoin block storage method using a soft-fork for efficient data handling.
The system is designed for optional data storage costs and allows pruning by non-retaining nodes.
Open questions remain about implementation details, impacting transaction weight and privacy issues.
Public key recovery for EC leaves in P2MR (BIP-360)
31 repliesBy starius
delvingbitcoin
Involving sipa, conduition+4 others
Original post on June 6, 2026 22:00 UTC
Last reply on July 9, 2026 04:48 UTC
delvingbitcoin
The proposed BIP-360 optimization introduces recoverable EC leaves to reduce witness sizes.
This method allows public key recovery from signatures, avoiding larger witness sizes and cryptographic vulnerabilities.
Changes in witness validation and nonce generation processes are specified to enhance security and efficiency.
State of the transaction privacy work in Bitcoin
27 repliesBy nkaretnikov
delvingbitcoin
Involving Kruw, craigraw+4 others
Original post on June 18, 2026 21:27 UTC
Last reply on July 6, 2026 21:55 UTC
delvingbitcoin
Transaction privacy in Bitcoin focuses on sidechains, L2s, and wallet integrations.
Cross-Input Signature Aggregation could lower CoinJoin costs without boosting privacy.
Current privacy efforts prioritize regulatory compatibility and minimal protocol changes.
