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[BIP Proposal] Limit ScriptPubkey Size >= 520 Bytes Consensus.

27 replies

By [BIP Proposal] Limit ScriptPubkey Size >= 520 Bytes Consensus PortlandHODL

Involving /dev /fd0, Andrew Poelstra+15 others

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Original post on October 2, 2025 20:42 UTC

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Last reply on October 17, 2025 18:05 UTC

bitcoin-dev

  • Brandon Black proposes a Bitcoin soft fork to limit ScriptPubkey size for network security.

  • The fork aims for consensus on outpoints over 520 bytes becoming invalid, enhancing scalability.

  • Potential concerns consider future tech needs but the proposal welcomes community feedback.

Bitcoin Core v30.0 Released

By UTC | newest]

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Original post on October 12, 2025 09:20 UTC

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Last reply on October 12, 2025 09:20 UTC

bitcoin-dev

  • Bitcoin Core version 30.0 introduces new features, bug fixes, and security enhancements.

  • Users must shut down older versions for a straightforward upgrade, ensuring compatibility with recent OS.

  • Significant changes include transaction policy updates, network enhancements, and improved user and developer interfaces.

Compact block relay in knots using the extra pool

By UTC | newest]

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Original post on October 14, 2025 21:52 UTC

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Last reply on October 14, 2025 21:52 UTC

bitcoin-dev

  • A developer tested compact block relay in Bitcoin Knots, improving synchronization and efficiency.

  • Block 919005's analysis showed high reconstruction success with minimal transaction requests from peers.

  • The experiment invites further community feedback to enhance Bitcoin's compact block relay process.

Stats on compact block reconstructions

41 replies

By 0xB10C

Involving ajtowns, Crypt-iQ+10 others

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Original post on August 2, 2024 12:08 UTC

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Last reply on October 16, 2025 05:04 UTC

delvingbitcoin

  • The study examines block reconstructions in the Bitcoin network, focusing on transaction awareness and node configurations.

  • Adjustments, like `dave` increasing connections and `erin` adopting `mempoolfullrbf=1`, impacted block reconstruction efficiency.

  • Analysis indicates improved efficiency with `mempoolfullrbf=1` and varied reconstruction times based on node connectivity and hardware.

Sharing block templates

23 replies

By ajtowns

Involving gmaxwell, sipa+6 others

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Original post on August 5, 2025 19:08 UTC

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Last reply on October 17, 2025 03:32 UTC

delvingbitcoin

  • Recent Bitcoin node and miner policies include full RBF, enhanced spam filters, and a minimum fee rate.

  • Compact block relay significantly decreases block propagation times and expected orphan rates.

  • Alternative solutions like weak blocks and template sharing aim to improve network efficiency and robustness.

Eclipsing Bitcoin Nodes with BGP Interception Attacks

8 replies

By cedarctic

Involving fjahr, gmaxwell+1 other

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Original post on September 4, 2025 14:08 UTC

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Last reply on October 14, 2025 19:28 UTC

delvingbitcoin

  • A stealthier variant of BGP hijacking threatens Bitcoin network security through eclipse attacks.

  • Attackers manipulate BGP routes to intercept Bitcoin node traffic, enabling potential financial abuses.

  • Proposed mitigations include network data use for defense and enhancing peer connection security.

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