All Activity

Read the most recent individual posts in chronological order.

Raw₿it the visual raw transaction builder & script debugger

By rawBit

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Original post on November 20, 2025 11:41 UTC

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Last reply on November 20, 2025 11:41 UTC

delvingbitcoin

The development of a visual, node-based editor named raw₿it revolutionizes the way individuals can learn and build Bitcoin transactions from scratch. This innovative tool allows users to construct raw Bitcoin transactions visually by dragging and dropping predefined nodes on a canvas.

Announcing Penlock v1: Paper-Based Secret Splitting for BIP39 Seed Phrases

By UTC | newest]

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Original post on November 20, 2025 09:04 UTC

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Last reply on November 20, 2025 09:04 UTC

bitcoin-dev

The public release of Penlock marks a significant milestone in the domain of cryptographic security, particularly for individuals keen on securely managing their digital assets. Penlock is a novel tool designed to facilitate the mechanical splitting of a 12-word seed phrase into a 2-of-3 backup format.

Re: AI-assisted drafts and disclosure

1 reply

By Oghenovo Usiwoma

Involving UTC | newest]

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Original post on November 20, 2025 12:16 UTC

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Last reply on November 20, 2025 12:16 UTC

bitcoin-dev

The discourse surrounding the integration of artificial intelligence (AI) into various aspects of professional workflows, as shared by Oghenovo Usiwoma and Bitcoin Mechanic, presents a multifaceted view on the evolution of work processes with AI. The discussion underlines the natural human inclination towards seeking the most efficient means to achieve objectives, which increasingly involves leveraging AI tools. This trend is notably beneficial for a range of tasks including summarizing extensive discussions, prioritizing issues, identifying duplicate proposals, and spotting clear errors in coding practices.

A safe way to remove objectionable content from the blockchain

2 replies

By Ethan Heilman

Involving Greg Maxwell, UTC | newest]

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Original post on November 20, 2025 01:57 UTC

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Last reply on November 20, 2025 01:57 UTC

bitcoin-dev

The email presents a novel approach to managing objectionable content on the Bitcoin blockchain, focusing on maintaining the integrity and functionality of the technology while allowing node operators to filter and remove disagreeable content. This challenge arises from the blockchain's immutable nature, where altering data within a block changes its hash, compromising the entire chain's integrity.

[BIP Proposal] Standardization of On-Chain Identity Publication

By UTC | newest]

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Original post on November 19, 2025 11:54 UTC

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Last reply on November 19, 2025 11:54 UTC

bitcoin-dev

The draft Bitcoin Improvement Proposal submitted for discussion aims at the standardization of on-chain identity publication. It introduces a specification that includes canonical CBOR payloads and employs Poseidon-based nullifier_hash domain separation with identifiers v0iden and v0corp.

New bitcoin backbone code release + Tx relay v2 update

By UTC | newest]

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Original post on November 19, 2025 00:01 UTC

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Last reply on November 19, 2025 00:01 UTC

bitcoin-dev

The recent update on the Bitcoin backbone, as detailed in the communication, brings to the forefront several significant enhancements and developments aimed at refining the overall functionality and security of Bitcoin transactions. The primary focus has been on the re-implementation of BIP324, alongside efforts to eradicate bugs, introduce a simplified transaction relay stack, implement a mempool buffer, and lay foundational work for address management.

Generalizing RBF under Cluster Mempool

2 replies

By josh

Involving sdaftuar, josh

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Original post on November 19, 2025 00:51 UTC

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Last reply on November 19, 2025 20:43 UTC

delvingbitcoin

The cluster mempool proposal is designed to optimize the total fees within the mempool by ensuring a structured ordering of transaction clusters. This initiative aims to enhance the overall fee structure by maintaining "incentive compatibility," which requires new transactions to contribute positively to the existing mempool's fee configuration.

Delving Simplicity Part Ⅴ: Programs and Addresses

By roconnor-blockstream

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Original post on November 17, 2025 20:32 UTC

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Last reply on November 17, 2025 20:32 UTC

delvingbitcoin

In the latest installment of our series on Simplicity, a blockchain programming language designed for Bitcoin and Liquid applications, we delve into the intricacies of how Simplicity expressions can influence transactions. Specifically, we examine the Reader and Failure effects that play pivotal roles in transaction validation.

Thoughts on a network policy for quantum-vulnerable UTXOs (long-exposure quantum attacks)

By show1225

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Original post on November 17, 2025 16:30 UTC

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Last reply on November 17, 2025 16:30 UTC

delvingbitcoin

In considering the potential policy framework for handling quantum-vulnerable Unspent Transaction Outputs (UTXOs) post-"Q-day," it's crucial to examine the different vulnerabilities and proposed responses. There are two primary categories of vulnerability: address type vulnerability and address re-use vulnerability, each necessitating a distinct approach.

Address type vulnerabilities, such as those found in Pay to Public Key (P2PK) and Pay to Taproot (P2TR) addresses, prompt suggestions like freezing transactions from these types after Q-day or implementing a rate-limit on spends through proposals like the "Hourglass." The rationale behind freezing transactions lies in the assumption that there would be a sufficient warning period for the adoption of post-quantum (PQ) address types, making any transaction from legacy types after Q-day potentially compromised.

Propagation Delay and Mining Centralization: Modeling Stale Rates

3 replies

By AntoineP

Involving moneyball, gmaxwell +1 other

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Original post on November 17, 2025 14:18 UTC

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Last reply on November 18, 2025 15:35 UTC

delvingbitcoin

The analysis delves into the strategic concept of "Selfish Mining," a tactic that enables miners to boost their earnings by selectively publishing blocks. It is explained that under certain circumstances, this strategy can provide an advantage to larger miners due to the role of block propagation times.

Could Bitcoin Mining Survive a Carrington-Level Solar Storm?

By orionp49

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Original post on November 16, 2025 23:05 UTC

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Last reply on November 16, 2025 23:05 UTC

delvingbitcoin

Solar storms, while often underestimated, pose a significant threat to our technological infrastructure. The Carrington Event of 1859 serves as a historical benchmark for the potential damage a massive solar eruption can inflict, demonstrating how such events can disrupt telecommunication systems and electrical grids on a global scale.

Improve Bitcoin’s resilience to large-scale power grid failures and Carrington-type solar storms

1 reply

By Edil Guimarães de Medeiros

Involving UTC | newest]

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Original post on November 16, 2025 22:54 UTC

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Last reply on November 16, 2025 22:54 UTC

bitcoin-dev

The feature request under discussion highlights the necessity for Bitcoin to improve its resilience against major solar events, such as significant solar storms, which could disrupt Earth's electrical and communication infrastructures. These disruptions pose a real threat to the integrity of the Bitcoin network, potentially causing fragmentation into isolated regions that continue mining independently.

Gossip Observer: New project to monitor the Lightning P2P network

7 replies

By rustyrussell

Involving jonhbit , gmaxwell

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Original post on November 14, 2025 20:48 UTC

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Last reply on November 23, 2025 00:35 UTC

delvingbitcoin

The Lightning Network (LN) has been the focus of various improvements and observations since its inception, particularly concerning the efficiency of message propagation within its peer-to-peer (P2P) network. One significant project aimed at understanding these dynamics involved monitoring the LN's gossip network, collecting gossip messages from a diverse array of nodes.

BIP352: PSBT support

By nymius

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Original post on November 13, 2025 20:42 UTC

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Last reply on November 13, 2025 20:42 UTC

delvingbitcoin

The discussion revolves around the integration of silent payment spending within the PSBT (Partially Signed Bitcoin Transaction) framework, specifically addressing gaps in the current specifications. Silent payments, unlike traditional transactions, require different handling to achieve privacy and security.

segOP potential BIP discussion

2 replies

By moonsettler

Involving defenwycke, segOP potential BIP discussion defenwycke

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Original post on October 29, 2025 23:40 UTC

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Last reply on November 1, 2025 12:00 UTC

bitcoin-dev

The segOP proposal, introduced by Defenwycke, aims to significantly enhance Bitcoin transactions by establishing a segregated, structured, full-fee data lane for on-chain data storage. This initiative seeks to mitigate the current inefficiencies and limitations associated with arbitrary data storage within the blockchain, specifically addressing the issue of fee market distortion caused by Segregated Witness (SegWit).

On (in)ability to embed data into Schnorr

18 replies

By waxwing/ AdamISZ

Involving Garlo Nicon, Tim Ruffing+4 others

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Original post on October 1, 2025 14:24 UTC

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Last reply on November 2, 2025 13:30 UTC

bitcoin-dev

In an extensive discourse on the potential of embedding data within Schnorr signatures, particularly under the BIP340 framework, AdamISZ offers a critical analysis that zeroes in on the inherent challenges and limitations. The principal concern revolves around whether it is feasible to embed data into Schnorr signature tuples (P, R, s) without resorting to grinding or revealing the private key, which could compromise the security of the associated UTXO set.

OP_CIV - Post-Quantum Signature Aggregation

3 replies

By adiabat

Involving Boris Nagaev, conduition+1 other

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Original post on November 1, 2025 17:11 UTC

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Last reply on November 2, 2025 18:47 UTC

bitcoin-dev

The concept of Post-Quantum cross-input signature aggregation (CISA) represents an innovative approach to overcoming the challenges posed by large signature sizes in post-quantum cryptographic algorithms. Traditional methods of signature aggregation, which are beneficial for reducing transaction sizes on blockchain platforms such as Bitcoin, face limitations with post-quantum signatures due to their reliance on elliptic curve-based techniques.

LNHANCE a soft-fork package

1 reply

By Brandon Black

Involving LNHANCE a soft-fork package 'moonsettler

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Original post on November 3, 2025 23:05 UTC

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Last reply on November 6, 2025 17:34 UTC

bitcoin-dev

The LNHANCE proposal introduces a series of four new opcodes to the Bitcoin blockchain aimed at enhancing its functionality, specifically targeting improvements in the Lightning Network's LN-Symmetry implementation. These opcodes include OP_CHECKTEMPLATEVERIFY (CTV), OP_CHECKSIGFROMSTACK (CSFS), OP_INTERNALKEY (IKEY), and OP_PAIRCOMMIT (PC), each with detailed documentation available on GitHub.

Benchmarking Bitcoin Script Evaluation for the Varops Budget (GSR)

1 reply

By Russell O'Connor

Involving (GSR) 'Julian

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Original post on November 7, 2025 15:50 UTC

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Last reply on November 10, 2025 14:46 UTC

bitcoin-dev

The recent discussions within the Bitcoin development community have introduced a significant proposal aimed at mitigating denial-of-service attacks that exploit the computational and memory resources during Bitcoin script execution. This has led to the suggestion of adopting a generalized sigops budget, now termed as the varops budget.

BIP54 implementation and test vectors

3 replies

By Antoine Riard

Involving Antoine Poinsot, 'Antoine Poinsot

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Original post on October 21, 2025 15:46 UTC

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Last reply on November 10, 2025 01:40 UTC

bitcoin-dev

Antoine Poinsot recently updated the progress on BIP54, also known as Consensus Cleanup, emphasizing its development and testing stages. A notable advancement includes the implementation against Bitcoin Inquisition version 29.1, which has been comprehensively documented.

[Pre-BIP Discussion] Bitcoin Node Repository Consensus-Policy Separation

11 replies

By Juan Aleman

Involving Antoine Riard, Antoine Poinsot+2 others

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Original post on October 31, 2025 17:54 UTC

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Last reply on October 31, 2025 18:51 UTC

bitcoin-dev

Juan Alemán initiated a discourse within the Bitcoin developer community, expressing concerns over recent changes in version 30 of the Bitcoin Core defaults that significantly diverge from historical standards, which sparked discussions about a potential network fork. Alemán suggests that reverting these defaults could prevent such drastic measures and proposes a structural adjustment to the repository to reduce political influence on policy decisions.

Private Key Handover

1 reply

By ZmnSCPxj

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Original post on November 11, 2025 04:06 UTC

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Last reply on November 12, 2025 00:15 UTC

delvingbitcoin

In the realm of blockchain technology and specifically within Bitcoin's innovative ecosystem, the concept of private key handover has emerged as a pivotal method for optimizing transaction processes and enhancing protocol efficiency. This technique is particularly relevant in scenarios where control over a shared fund transitions from multiple participants to a single party at the conclusion of a protocol.

A Reflective Account on Satoshi Nakamoto, Decentralization, and the Origins of Bitcoin

By vortexowll

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Original post on November 9, 2025 01:36 UTC

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Last reply on November 9, 2025 01:36 UTC

delvingbitcoin

Bitcoin traces its origins to the 2008 publication "Bitcoin: A Peer-to-Peer Electronic Cash System" by Satoshi Nakamoto, which proposed a decentralized digital currency free from central authorities through cryptographic proof and consensus. The early development of Bitcoin between 2009 and 2011 was marked by collaboration among programmers and cryptographers who prioritized transparency, privacy, and open systems, with Satoshi's anonymity remaining a notable aspect of its legacy.

The creation of Bitcoin under an anonymous identity posed significant challenges, including maintaining secrecy while building public trust, coordinating development in an open-source environment without revealing one’s identity, navigating potential legal and social resistance, and ensuring that the project's core intent of decentralization and freedom remained unaltered.

MergeSync: Parallel UTXO-set construction in assumevalid trust model

2 replies

By RubenSomsen

Involving murch , ffwd

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Original post on November 9, 2025 18:16 UTC

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Last reply on November 21, 2025 15:47 UTC

delvingbitcoin

The Bitcoin blockchain has experienced remarkable growth over the past 16 years, amassing more than 1.2 billion on-chain transactions and nearly 700GiB of data. This expansion has introduced significant challenges in setting up new nodes due to the extensive dataset that requires processing.

Benchmarking Bitcoin Script Evaluation for the Varops Budget (Great Script Restoration)

6 replies

By instagibbs

Involving ajtowns , Julian +1 other

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Original post on November 7, 2025 15:14 UTC

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Last reply on November 14, 2025 15:27 UTC

delvingbitcoin

The introduction of a new Tapscript leaf version aims to enhance the Bitcoin script execution system by addressing vulnerabilities that previously led to the disabling of numerous opcodes due to denial-of-service attack risks. The proposed solution involves generalizing the signature operations budget into a variable operations (varops) budget, which is now applied to all operations.

P2share: how to turn any network (or testnet!) into a bitcoin miner

15 replies

By VzxPLnHqr

Involving VzxPLnHqr , jungly +3 others

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Original post on November 7, 2025 01:06 UTC

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Last reply on November 20, 2025 01:43 UTC

delvingbitcoin

The P2Share model introduces a decentralized mining network that operates alongside the Bitcoin mainnet, allowing miners and non-miners to engage in symbiotic relationships through sub-networks known as sharechains. These sharechains function as valid mining pools from Bitcoin's perspective, enhancing the mainnet's security without necessitating any modifications to Bitcoin itself.

Motion to Activate BIP 3

24 replies

By Murch

Involving Bill MacDonald, /dev /fd0+15 others

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Original post on November 5, 2025 01:10 UTC

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Last reply on November 20, 2025 20:14 UTC

bitcoin-dev

The discussion around the implementation and modification of Bitcoin Improvement Proposal 3 (BIP 3) has been thorough, covering various aspects from its inception to proposed adjustments and the role of artificial intelligence (AI) in the process. BIP 3, having evolved significantly since reaching the "Proposed" status in March 2025, includes notable changes such as adopting SPDX License Expressions for the License header, eliminating the License-Code header, and refining the text to better articulate the purpose and process of BIPs.

Delving Simplicity Part Ⅳ:Two Side Effects

By roconnor-blockstream

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Original post on November 3, 2025 18:58 UTC

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Last reply on November 3, 2025 18:58 UTC

delvingbitcoin

In the ongoing exploration of Simplicity, a programming language tailored for blockchain applications like Bitcoin and Liquid, the series delves into enhancing computational expressions with side effects. Side effects, in this context, vary widely from state updates to logging, and their integration is pivotal for extending the functional scope of Simplicity beyond its core combinators, which are sufficient for any finite pure computation.

Public Disclosure: Denial of Service using HTLC in Cashu

By 40000bytes

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Original post on November 2, 2025 06:27 UTC

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Last reply on November 2, 2025 06:27 UTC

delvingbitcoin

A significant vulnerability was identified in versions of nutshell prior to 0.18.0, where the size of a preimage was not validated. This flaw permitted attackers to overload the mint’s database and disk space with arbitrary data by exploiting the handling of HTLC (Hash Time Locked Contracts) preimages.

Comparing the performance of ECDSA signature validation in OpenSSL vs. libsecp256k1 over the last decade

4 replies

By theStack

Involving theStack , sipa

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Original post on November 1, 2025 09:18 UTC

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Last reply on November 10, 2025 18:56 UTC

delvingbitcoin

The v31.0 release of Bitcoin Core signifies a decade since the significant transition from OpenSSL to libsecp256k1 for ECDSA signature validation, a move that has notably improved the efficiency and performance of signature validation processes. Initially integrated in 2015, this shift has rendered signature validation multiple times faster, with ongoing enhancements further increasing the performance gap between libsecp256k1 and OpenSSL.

Public archive for Delving Bitcoin

By 0xB10C

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Original post on October 31, 2025 11:52 UTC

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Last reply on October 31, 2025 11:52 UTC

delvingbitcoin

In the exploration of updates and changes to the Bitcoin archive, a significant review was conducted to assess the differences between the current state of the delving-bitcoin-archive and a new archival snapshot. This examination, detailed through a pull request opened on GitHub, aimed to identify not only the predictable variations such as the fluctuation in the number of likes or the addition of JSON fields exclusive to newer versions of the discourse but also to uncover content that had not been previously archived.

The investigation into the archive's comprehensiveness revealed an unexpected finding: several posts and topics were identified as missing from the initial archival process.

Miniscript Studio - a fulll IDE based on Rust Miniscript

2 replies

By adys

Involving bruno, adys

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Original post on October 31, 2025 00:31 UTC

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Last reply on October 31, 2025 12:14 UTC

delvingbitcoin

Miniscript Studio emerges as a forward-thinking online Integrated Development Environment (IDE) that significantly enriches the programming landscape for Bitcoin's scripting language, Miniscript. This platform was initially conceived to address and enhance error handling within Miniscript expressions.

[Concept] Anticipation Pool - Off-chain scaling using miner-validated transaction forwarding

By Jakob Widmann

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Original post on October 29, 2025 10:22 UTC

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Last reply on October 29, 2025 10:22 UTC

bitcoin-dev

Jakob Widmann has proposed a novel concept aimed at addressing the scalability issues of Bitcoin, specifically targeting the limitations inherent in the Lightning Network. His approach seeks to circumvent the complications associated with watchtowers and channel-based routing by leveraging the existing mining infrastructure.

Bitcoin Embracing MimbleWimble

10 replies

By el_mcmurphy

Involving REDBaron , vazertuche +2 others

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Original post on October 27, 2025 12:04 UTC

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Last reply on October 31, 2025 14:57 UTC

delvingbitcoin

The discourse within the Bitcoin community regarding its direction, privacy concerns, and adherence to its foundational principles has sparked a rich conversation across multiple facets. The crux of this conversation lies in the tension between Bitcoin's original intention as a peer-to-peer electronic cash system and its evolving role that some fear may lean towards a settlement layer for banks.

[BIP Proposal] Reduced Data Temporary Softfork

29 replies

By Greg Maxwell

Involving Bitcoin Eagle', Lucas Barbosa+16 others

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Original post on October 25, 2025 20:43 UTC

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Last reply on November 10, 2025 19:46 UTC

bitcoin-dev

The recent discussions on the Bitcoin Development Mailing List have delved into several contentious issues surrounding proposed changes to Bitcoin's consensus rules. Central to the debate is a proposal aimed at addressing the use of Bitcoin for purposes other than monetary transactions, specifically targeting the embedding of large non-monetary data within the blockchain.

BIP352 private key formats

10 replies

By pyth

Involving craigraw, junderw +3 others

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Original post on October 25, 2025 00:43 UTC

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Last reply on November 13, 2025 16:03 UTC

delvingbitcoin

The integration of Schnorr Protocol (SP) compatibility into Bitcoin payment solutions like BTCPayServer necessitates a nuanced approach to encoding key combinations. This is vital for facilitating transactions, as the architecture and operational requirements of such protocols demand the ability to handle various keys efficiently.

Full Disclosure: Debug console history storing sensitive info in bitcoin core v24.0-v30.0

By /dev /fd0

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Original post on October 24, 2025 15:59 UTC

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Last reply on October 24, 2025 15:59 UTC

bitcoin-dev

A low-severity vulnerability has been identified affecting all versions of Bitcoin Core from v24.0 to v30.0. This issue, which concerns the potential exposure of sensitive information such as private keys and wallet passphrases through debug console history, was initially reported on GitHub and highlighted across social media platforms.

Public disclosure of 4 Bitcoin Core security advisories

By Antoine Poinsot

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Original post on October 24, 2025 15:53 UTC

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Last reply on October 24, 2025 15:53 UTC

bitcoin-dev

The Bitcoin Core team recently announced the resolution of four low-severity security vulnerabilities in version 30.0 of their software, underscoring their ongoing commitment to maintaining robust security standards. Initially, five vulnerabilities were slated for disclosure; however, one was subsequently reassessed as medium severity and its disclosure has been postponed in line with the team's security protocols.

What is the importance of running a node?

8 replies

By REDBaron

Involving cmp_ancp , ftw +3 others

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Original post on October 23, 2025 19:06 UTC

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Last reply on October 30, 2025 10:06 UTC

delvingbitcoin

The ongoing debate about the necessity and benefits of running a node touches upon various aspects, including personal security, decentralized networks' accessibility, and utility. Despite the enthusiasm among proponents for widespread individual participation in node operation, clear and convincing reasons for the average person to engage in this endeavor remain elusive.

Bitcoin Core 28.3 Released

By Ava Chow

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Original post on October 21, 2025 20:42 UTC

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Last reply on October 21, 2025 20:42 UTC

bitcoin-dev

The latest version of Bitcoin Core, 28.3, is now available for download. This can be accessed directly through the provided link or via BitTorrent with the detailed magnet link included in the original announcement.

Qubic attack on Monero

By jungly

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Original post on October 21, 2025 07:17 UTC

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Last reply on October 21, 2025 07:17 UTC

delvingbitcoin

The discussion raises a critical concern regarding the reliance on ASIC chips within the realm of computing and cryptocurrency mining. The primary issue highlighted is the potential risk of states colluding to monopolize ASIC production facilities.

The Nashian Orientation of Bitcoin

1 reply

By jal

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Original post on October 20, 2025 03:34 UTC

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Last reply on October 20, 2025 03:39 UTC

delvingbitcoin

The exploration of the Nashian Orientation of Bitcoin encompasses two distinct paths: a simpler path with six essays and a more complex path with 15 essays, each offering a deep dive into various facets of Bitcoin's philosophical, economic, and technical aspects. The simpler path elucidates the concept of Ideal Money, presenting it as a politically neutral global standard for money comparison, which could lead to efficiency gains in the global economy and foster long-term contract formation.

CISA and Privacy

By 40000bytes

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Original post on October 19, 2025 12:49 UTC

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Last reply on October 19, 2025 12:49 UTC

delvingbitcoin

Without the availability of the original email content and only having the provided context to work with, it's challenging to create a detailed summary based on the stated rules. However, I can offer a general approach on how to tackle this task based on the given instructions and the context snippet.


The analysis of recent adjustments in JoinMarket's transaction fees, specifically the tenfold reduction in minimum relay transaction fees (minrelaytxfee), has yielded unexpected results regarding coinjoin volume.

Outgoing Reputation: Simulation Results and Updates

By carla

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Original post on October 17, 2025 18:20 UTC

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Last reply on October 17, 2025 18:20 UTC

delvingbitcoin

The updated reputation algorithm discussed in the linked post has undergone further simulation testing, focusing on its effectiveness against specific types of attacks as outlined in prior discussions. These simulations have reaffirmed the robustness of the algorithm in protecting against resource attacks and mitigating the impact of sink attacks through the strategic use of reputation-building mechanisms.

Bitcoin Core 28.3 Release Candidate 2 Available

By Ava Chow

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Original post on October 15, 2025 14:38 UTC

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Last reply on October 15, 2025 14:38 UTC

bitcoin-dev

The recent announcement regarding Bitcoin Core's new version v28.3rc2 highlights the availability of binaries which interested parties can download from Bitcoin Core's official website. This update serves as a release candidate for a forthcoming major version release, indicating its significance in the development cycle.

Chain Code Delegation: Private Access Control for Bitcoin Keys

By jurvis

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Original post on October 15, 2025 03:40 UTC

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Last reply on October 15, 2025 03:40 UTC

delvingbitcoin

The communication involves a proposal for a Bitcoin Improvement Proposal (BIP) which has been shared for review and feedback. The sender has made a draft of their idea available on GitHub, indicating a step towards contributing to the development and enhancement of the Bitcoin protocol.

Proposal: Pluggable Filter Framework

5 replies

By AdamISZ

Involving 1440000bytes, garland+1 other

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Original post on October 15, 2025 03:49 UTC

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Last reply on October 15, 2025 15:55 UTC

delvingbitcoin

The conversation revolves around the complex dynamics of implementing policy controls within Bitcoin's network, specifically focusing on the management of mempools and transaction filters. The initial proposal brought forth by a software engineer suggests a shift towards decentralizing policy enforcement in the Bitcoin network.

Compact block relay in knots using the extra pool

By /dev /fd0

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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

In an intriguing exploration of compact block relay within the Bitcoin network, a developer conducted tests using a specifically configured node in Knots. The configuration aimed at assessing compact block relay performance included enabling debug for compact blocks (debug=cmpctblock), setting no minimum fee filter (feefilter=0), and increasing the block reconstruction extra transaction size to 300 (blockreconstructionextratxnsize=300).

Proposal: OP_STARK_VERIFY - Native STARK Proof Verification in Bitcoin Script

18 replies

By m-kus

Involving instagibbs, mkus +6 others

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Original post on October 14, 2025 10:55 UTC

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Last reply on November 21, 2025 20:04 UTC

delvingbitcoin

The proposal to introduce a new opcode, OP_STARK_VERIFY, into Tapscript signifies an innovative step towards integrating zero-knowledge proof verification directly into Bitcoin. This move is driven by the desire to support applications such as Validity rollups, post-quantum signatures, and privacy-preserving transactions with efficient on-chain verification capabilities.

Determining Block Template Fee Increase Using Fee Rate Diagram

By ismaelsadeeq

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Original post on October 13, 2025 14:09 UTC

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Last reply on October 13, 2025 14:09 UTC

delvingbitcoin

Since there's no specific context provided, I'll create a hypothetical summary based on typical programming-related content to demonstrate how one might approach this task.


Programming, at its core, involves solving problems and creating efficient solutions through code. A fundamental aspect of this process is understanding data structures and algorithms, which serve as the backbone for developing robust software applications.

Determining BlockTemplate Fee Increase Using Fee Rate Diagram

2 replies

By ismaelsadeeq

Involving sipa

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Original post on October 13, 2025 14:52 UTC

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Last reply on October 13, 2025 18:42 UTC

delvingbitcoin

The concept of maintaining an implicit block template within the TxGraph component is introduced as a means to streamline the process of estimating potential fee increases for block templates without necessitating the maintenance of a separate template set. This methodology leverages the indexing of transaction chunks by descending fee rate within TxGraph, utilizing this ordered index to compile an implicit block template up to a threshold defined by chunk $c_\mathrm{nf}$, where adding another chunk would exceed the maximum block size limit.

Introducing Bitcoin Guard

By guardian

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Original post on October 12, 2025 16:09 UTC

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Last reply on October 12, 2025 16:09 UTC

delvingbitcoin

Bitcoin Guard emerges as a pioneering solution aimed at enhancing the security of Bitcoin users by shifting the balance of power from attackers to potential victims. This initiative is sparked by an alarming trend of physical attacks on individuals for their Bitcoin, which prompted the development of this project.

Bitcoin Core v30.0 Released

2 replies

By jsarenik

Involving fanquake

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Original post on October 12, 2025 09:19 UTC

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Last reply on October 14, 2025 07:59 UTC

delvingbitcoin

The release of Bitcoin Core version v30.0 marks a significant update, introducing an array of new features, bug fixes, performance enhancements, and updated translations. This version indicates the termination of support for versions 27.x and older, urging users to upgrade to continue receiving maintenance updates.

Bitcoin Knots 29.2.knots20251010 released

By Luke Dashjr

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Original post on October 11, 2025 03:38 UTC

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Last reply on October 11, 2025 03:38 UTC

bitcoin-dev

The latest release of Bitcoin Knots, version 29.2.knots20251010, is now officially available for download. This new version can be accessed through the provided link and introduces several critical bug fixes alongside the inclusion of a new Dockerfile.

Concept Review: B-SSL (Bitcoin Secure Signing Layer) Covenant-Free Vault Model Using Taproot, CSV, and CLTV

11 replies

By ilghan

Involving Bicaru , ilghan +2 others

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Original post on October 11, 2025 11:42 UTC

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Last reply on October 26, 2025 11:57 UTC

delvingbitcoin

The B-SSL — Bitcoin Secure Signing Layer introduces an innovative approach to enhancing the security and management of Bitcoin, focusing on mitigating the risk of permanent key loss without compromising the user's sovereignty. This system utilizes existing Bitcoin technologies like Taproot and specific scripts such as CHECKSEQUENCEVERIFY (CSV) and CHECKLOCKTIMEVERIFY (CLTV) to establish a secure environment for transactions directly on the blockchain.

Bitcoin Core v29.2 release candidate available

By glozow

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Original post on October 8, 2025 16:10 UTC

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Last reply on October 8, 2025 16:10 UTC

delvingbitcoin

The latest release candidate for Bitcoin Core, version 29.2rc2, is now available for download and testing. Interested users can access the binaries through the provided link, while developers looking to review or contribute to the source code can find it on GitHub under the signed tag here.

Bitcoin Core v30.0 release candidate is available

3 replies

By fanquake

Involving jsarenik , fjahr +1 other

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Original post on September 12, 2025 10:10 UTC

cyclic icon

Last reply on October 8, 2025 09:33 UTC

delvingbitcoin

The recent communication highlights the availability of a third release candidate for Bitcoin Core version 30.0, which can be accessed at bitcoincore.org. The finalization of the release notes is underway and can be reviewed on GitHub at this link.

Bitcoin Core 30.0rc3 release candidate is available

By fanquake

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Original post on October 8, 2025 09:28 UTC

cyclic icon

Last reply on October 8, 2025 09:28 UTC

bitcoin-dev

The latest release candidate for Bitcoin Core, version v30.0rc3, is now accessible for both testing and review. Interested individuals can download the binaries from Bitcoin Core's official website, while the source code is available under a signed tag at the project's GitHub repository.

Persisting Mutable Storage Inside The "T"EE

3 replies

By ZmnSCPxj

Involving ZmnSCPxj

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Original post on October 7, 2025 17:50 UTC

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Last reply on October 10, 2025 06:21 UTC

delvingbitcoin

The exploration and analysis of Trusted Execution Environments (TEEs) highlight a significant vulnerability in their design, specifically regarding persistent mutable storage. This vulnerability is critical as it exposes TEEs to rollback attacks, which are particularly threatening to applications dealing with cryptocurrencies like Bitcoin.

Optimal Threshold Signatures in Bitcoin

3 replies

By sindurasaraswathi

Involving pyth , AdamISZ+1 other

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Original post on October 2, 2025 03:55 UTC

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Last reply on October 3, 2025 18:30 UTC

delvingbitcoin

The discussion initiates with an acknowledgment of the complexities involved in the relationship between the probabilities of a user breaking into their own system versus an attacker doing so, within the framework of threshold systems. It is pointed out that these probabilities, denoted as $p(\tau)$ and $q(\tau)$ respectively, are not independent as they both operate within the same underlying threshold system.

Witnessless Sync for Pruned Nodes

2 replies

By JoseSK999

Involving gmaxwell

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Original post on May 31, 2025 16:19 UTC

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Last reply on October 2, 2025 19:49 UTC

delvingbitcoin

Recent analyses have revealed significant insights into the structure and optimization of blockchain technology, particularly within the Bitcoin network. A notable finding from the last four years shows that witnesses account for approximately 53% of all block data.

Changes to BIP-360 - Pay to Quantum Resistant Hash (P2QRH)

29 replies

By EthanHeilman

Involving stevenroose , cryptoquick +7 others

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Original post on July 7, 2025 16:01 UTC

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Last reply on October 1, 2025 18:58 UTC

delvingbitcoin

The evolving discourse on enhancing Bitcoin's cryptographic security against potential quantum computing threats has led to significant developments, particularly concerning the Pay to Quantum Resistant Hash (P2QRH) and its integration into the Taproot (P2TR) infrastructure. The latest amendments focus on transitioning P2QRH to a script-only version of Taproot, eliminating the quantum-vulnerable key-spend pathway.

Where does the 33.33% threshold for selfish mining come from?

11 replies

By AntoineP

Involving zawy , ajtowns +2 others

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Original post on June 5, 2025 20:26 UTC

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Last reply on October 1, 2025 11:30 UTC

delvingbitcoin

The discourse around the inefficiencies introduced by knots in the Bitcoin network's mempool and block relay process sheds light on a nuanced understanding of blockchain dynamics. Observations suggest that an increase in stale blocks, which has risen from 1 per 1300 to 1 per 1000 over recent months, may be indicative of deeper systemic issues potentially exacerbated by knots.

Stealth addresses using nostr

9 replies

By bytes

Involving AdamISZ , setavenger +1 other

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Original post on July 9, 2025 17:13 UTC

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Last reply on October 1, 2025 10:30 UTC

delvingbitcoin

The correspondence delves into the intricacies and potential vulnerabilities associated with implementing a wallet system that relies heavily on the Nostr protocol, particularly focusing on the risks of storing critical data without a robust fallback mechanism. It highlights concerns over the reliance on Nostr for critical data storage, pointing out instances where relays in the Cashu network have deleted their databases, underscoring the precariousness of depending solely on Nostr for important data retention.

JIT fees with TXHASH: comparing options for sponsorring and stacking

1 reply

By stevenroose

Involving ademan

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Original post on June 9, 2025 10:29 UTC

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Last reply on September 30, 2025 20:25 UTC

delvingbitcoin

The discussion begins with an inquiry into the rationale behind not maintaining contiguous outputs in the stacking protocol, specifically within the context of Bitcoin transactions and the TXHASH Bitcoin Improvement Proposal (BIP). It raises a question about the potential efficiency or issues with different approaches to committing output indices in transaction stacking, hinting at an underlying complexity in optimizing blockchain transactions.

In addressing the complexities of fee payments in Bitcoin transactions, especially given the evolution toward second-layer solutions, the conversation shifts to traditional methods like Child Pays for Parent (CPFP) and introduces the concept of Tx Sponsors.

Bitcoin Inquisition 29.1

By ajtowns

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Original post on September 30, 2025 07:27 UTC

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Last reply on September 30, 2025 07:27 UTC

delvingbitcoin

The latest version of Bitcoin Inquisition, 29.1, is now available for download at GitHub, building upon the foundation set by Bitcoin Core 29.1. This update introduces support for several proposed consensus changes aimed at enhancing the functionality and efficiency of the Bitcoin network.

OP_CHECKUTXOSETHASH idea

5 replies

By Eric Voskuil

Involving Erik Aronesty, Peter Todd+1 other

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Original post on September 30, 2025 00:09 UTC

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Last reply on October 3, 2025 22:15 UTC

bitcoin-dev

The introduction of a new opcode, OP_CHECKUTXOSETHASH, to the Bitcoin protocol has been proposed as a means to enhance blockchain efficiency without undermining its security model. This soft fork suggestion would allow miners the option to embed a deterministic hash of the current Unspent Transaction Output (UTXO) set within a block.

Flattening Nested 2-of-2 Of a 1-of-1 And a k-of-n

1 reply

By ZmnSCPxj

Involving AdamISZ

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Original post on September 28, 2025 15:59 UTC

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Last reply on September 29, 2025 13:00 UTC

delvingbitcoin

The exploration of flattening nested quorum signing groups, particularly a structure that combines a single signer with a k-of-n quorum signer into a unified layer, presents a significant advancement in cryptographic procedures. This innovative approach involves recalibrating the share distribution within the group to transform it into a larger, singular k-of-n entity.

Bitcoin Core 30.0rc2 release candidate is available

By fanquake

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Original post on September 28, 2025 21:46 UTC

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Last reply on September 28, 2025 21:46 UTC

bitcoin-dev

The availability of binaries for the Bitcoin Core version v30.0rc2 has been announced, accessible through Bitcoin Core's official site. This version is a release candidate for an impending major version release, indicating it is a pre-final release intended for testing purposes.

Limiting OP_RETURN at consensus level

3 replies

By Malachi

Involving garlonicon , micah +1 other

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Original post on September 24, 2025 20:08 UTC

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Last reply on September 27, 2025 10:05 UTC

delvingbitcoin

The discourse presents a multifaceted examination of current and potential challenges within the blockchain technology landscape, particularly focusing on Bitcoin's infrastructure and regulatory environment. It highlights the inherent issues associated with pruned nodes in blockchain networks.

MultiChannel and MultiPTLC: Towards A Global High-Availability Consistent - /Partition-TolerantDatabase For Bitcoin Payments

5 replies

By ZmnSCPxj

Involving tbast , ZmnSCPxj

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Original post on September 17, 2025 04:37 UTC

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Last reply on September 24, 2025 12:22 UTC

delvingbitcoin

The discourse initiates with a reflection on the evolution of Bitcoin and a detailed exploration into an innovative approach for Lightning Service Providers (LSPs) to conduct transactions without necessitating mutual trust. This method employs a pseudo-Spilman scheme, allowing participants like Ursula to offer transactions to any other participant using a unique "single-use-seal" mechanism.

A Decker-Wattenhofer MultiChannel For Reduced Inter-LSP Trust

3 replies

By ZmnSCPxj

Involving ZmnSCPxj

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Original post on September 17, 2025 20:26 UTC

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Last reply on September 24, 2025 11:48 UTC

delvingbitcoin

The Burchert-Decker-Wattenhofer channel factory, as discussed, presents a unique approach to managing liquidity and routing within the Bitcoin Lightning Network, focusing on optimizing availability for users like Ursula rather than establishing redundant channels between participants such as Alice and Bob. The architecture limits the number of hosted channels to N, diverging from the maximal potential, thereby allocating resources more efficiently toward enhancing Ursula's routing capabilities.

Disclosure: Eclair Preimage Extraction Exploit

1 reply

By morehouse

Involving t-bast

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Original post on September 23, 2025 14:22 UTC

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Last reply on September 23, 2025 14:53 UTC

delvingbitcoin

The discovery of a critical vulnerability in Eclair versions up to 0.11.0 underscores the importance of thorough testing and inter-implementation communication in the development of cryptocurrency software. This vulnerability, which allowed attackers to steal node funds by exploiting a flaw in how Eclair monitored the blockchain for preimages during a force-close of a channel, highlights a crucial oversight.

Revisiting Multi-Commitments

By moonsettler

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Original post on September 23, 2025 11:55 UTC

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Last reply on September 23, 2025 11:55 UTC

delvingbitcoin

The discourse on multi-commitments in Bitcoin script, inspired by conversations with notable figures such as Jeremy Rubin, salvatoshi, and reardencode, delves into the trade-offs among various proposed approaches. These include OP_CAT, OP_PAIRCOMMIT, OP_VECTORCOMMIT, OP_TWEAKADD, and OP_SHA256 related operations.

[Proposal] Guardian Address + GASPv1

By guardian

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Original post on September 22, 2025 16:45 UTC

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Last reply on September 22, 2025 16:45 UTC

delvingbitcoin

The proposed Bitcoin Improvement Proposals (BIPs) aim to introduce a novel security mechanism to combat the increasing threat of theft against bitcoin users, by defining the Guardian Address Signal Protocol and detailing wallet implementation standards. These proposals are designed to allow bitcoin wallets to lock in response to an activation event, thereby preventing unauthorized spending of UTXOs under duress.

LN routing and caveats

4 replies

By garlonicon

Involving AdamISZ, garlonicon +1 other

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Original post on September 22, 2025 13:20 UTC

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Last reply on October 15, 2025 16:15 UTC

delvingbitcoin

The exploration of the Lightning Network (LN) reveals a complex landscape shaped by technical, regulatory, and economic factors. At the core of LN's operational model is the reliance on a network of nodes to facilitate transactions off the main blockchain, offering a solution for quicker and potentially cheaper transactions, especially suited for smaller amounts due to its fee structure.

Dust Expiry: Clean the UTXO set from spam

33 replies

By RobinLinus

Involving orangesurf , anons +9 others

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Original post on May 20, 2025 01:53 UTC

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Last reply on September 21, 2025 20:35 UTC

delvingbitcoin

The discourse surrounding the optimization and management of the Unspent Transaction Output (UTXO) set in blockchain systems, particularly Bitcoin, is multifaceted and addresses several key challenges and proposed solutions. One central concern is the UTXO set's rapid expansion, largely fueled by spam activities that contribute to its bloat, making it a pressing issue for network efficiency and scalability.

A Minimal, Executable Specification for Bitcoin Consensus

By Toby Sharp

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Original post on September 20, 2025 02:25 UTC

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Last reply on September 20, 2025 02:25 UTC

bitcoin-dev

The email outlines the development of a new specification for Bitcoin consensus rules by the sender. This project is characterized by its adoption of a declarative-style and executable approach, utilizing modern C++ along with the inception of a domain-specific language (DSL) designed to enable formal verification processes.

Measuring minrelaytxfee across the Bitcoin network

3 replies

By danielabrozzoni

Involving bytes , 0xB10C+1 other

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Original post on September 17, 2025 13:22 UTC

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Last reply on September 18, 2025 15:17 UTC

delvingbitcoin

The analysis of Bitcoin network nodes has unveiled several intriguing aspects regarding their operational behavior, particularly in the context of minimum relay fees and the transmission of FEEFILTER messages. A detailed examination, leveraging a modified version of virtu’s p2p-crawler, focused on recording these messages from nodes that accept inbound connections.

MultiChannel and MultiPTLC: Towards A Global High-Availability CP Database For Bitcoin Payments

5 replies

By ZmnSCPxj

Involving harding , cryptoquick +1 other

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Original post on September 14, 2025 21:43 UTC

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Last reply on September 17, 2025 00:26 UTC

delvingbitcoin

The discussion around MultiPTLC (Multipath Point Time-Locked Contracts) introduces a nuanced perspective on the optimization of payment protocols within blockchain technologies, specifically addressing the challenges faced by users and liquidity providers in the current cryptographic and network framework. The core premise hinges on the strategic advantage provided by allowing Lightning Service Providers (LSPs) exclusive knowledge of receiver-can-claim scalars under a singular unit MultiPTLC arrangement.

Response to Pieter Wuille's StackExchange Answer Re: Nuking the Opreturn Filter

15 replies

By cguida

Involving jal, sipa +6 others

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Original post on September 17, 2025 17:50 UTC

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Last reply on October 20, 2025 19:00 UTC

delvingbitcoin

The discourse encapsulates a multifaceted discussion on Bitcoin's network, particularly focusing on fee estimation, the utility and governance of opreturn data, and the broader implications of non-monetary data on the blockchain. The complexity of predicting miner behavior and block composition underscores the inherent challenges in Bitcoin's fee estimation process.

Peer-observer: A tool and infrastructure for monitoring the Bitcoin P2P network for attacks and anomalies

2 replies

By 0xB10C

Involving xBC

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Original post on September 17, 2025 12:08 UTC

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Last reply on October 17, 2025 16:22 UTC

delvingbitcoin

The Peer Observer project serves as an innovative platform aimed at monitoring and analyzing network activities, particularly within the Bitcoin ecosystem. It leverages "honeypot nodes" to gather insightful data, ensuring privacy measures are in place to protect the identities of these nodes.

Channel depletion, LN Topology, Cycles and rational behavior of nodes

6 replies

By renepickhardt

Involving ajtowns , sorukumar +2 others

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Original post on November 15, 2024 12:27 UTC

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Last reply on September 16, 2025 17:50 UTC

delvingbitcoin

The discussion delves into the vulnerabilities present in payment systems, specifically highlighting how unresolved payments can lead to a backlog, causing new transactions to be rejected. This scenario is exacerbated when payers exploit the system by releasing payment shards below the maximum milli-satoshi limit and inserting waiting periods between each release, allowing them to bypass controls and accumulate numerous Hashed Time-Locked Contracts (HTLCs) within a payment channel.

Evolving the Ark protocol using CTV and CSFS

6 replies

By stevenroose

Involving instagibbs , roasbeef +3 others

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Original post on April 15, 2025 11:54 UTC

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Last reply on September 16, 2025 16:52 UTC

delvingbitcoin

The discussion encompasses various aspects and advancements in blockchain transaction technologies, specifically focusing on the Ark protocol and its innovative approaches like CTV (CheckTemplateVerify) and CSFS (Covenants Secure Financial Systems). These technologies aim to enhance the security and efficiency of blockchain transactions by addressing limitations present in existing systems such as Lightning and rollups.

Addressing community concerns and objections regarding my recent proposal to relax Bitcoin Core's standardness limits on OP_RETURN outputs

8 replies

By AntoineP

Involving cguida , bytes +2 others

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Original post on May 14, 2025 19:34 UTC

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Last reply on September 16, 2025 13:28 UTC

delvingbitcoin

The discourse surrounding Bitcoin Core's relay policy adjustments and the OP_RETURN output limit encapsulates a broader debate on network governance, user value, and technical evolution. The crux of the discussion lies in the tension between offering users configurable options that may lead to network bloat versus preserving the integrity and efficiency of the Bitcoin network.

[BIP Proposal] No burn, Quantum Migration Proposal, Quantum Secure Asset Verification & Escrow (QSAVE)

By conduition

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Original post on September 15, 2025 16:52 UTC

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Last reply on September 15, 2025 16:52 UTC

bitcoin-dev

In a recent discussion highlighted by a contributor, the resilience of Bitcoin's underlying technology was brought into focus, specifically regarding its adaptability to future cryptographic challenges. The conversation revolved around the possibility of replacing Bitcoin's SHA256 hash function, a cornerstone of its block creation and proof-of-work mechanism, should it ever be compromised.

A Post Quantum Migration Proposal

By conduition

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Original post on September 15, 2025 16:24 UTC

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Last reply on September 15, 2025 16:24 UTC

bitcoin-dev

The concerns raised revolve around the implementation of measures to authenticate Unspent Transaction Output (UTXO) holders in the advent of quantum computing capabilities. The critique is directed towards a proposal that, instead of safeguarding cryptocurrency assets, potentially exacerbates vulnerabilities.

Open letter to core devs (reflectio - ns/questionsfrom the op_return saga and proposal to establish a well-organized channel/link between devs and users)

1 reply

By FernandoTheKoala

Involving ArmchairCryptologist

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Original post on September 14, 2025 13:19 UTC

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Last reply on September 14, 2025 18:41 UTC

delvingbitcoin

The discussion begins by highlighting the rationale behind recent changes in Bitcoin's protocol, such as the implementation of OP_RETURN, full-RBF (Replace-By-Fee), and adjustments to the minrelaytxfee. These modifications address the inefficacies of previous limitations that not only failed to prevent certain actions but also led to more problematic methods that could degrade network performance.

[BIP Proposal] Standard Encrypted Wallet Payload + Standard Encryption Envelope formats

By Keyser Söze

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Original post on September 13, 2025 19:00 UTC

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Last reply on September 13, 2025 19:00 UTC

bitcoin-dev

The recent drafts shared within the Bitcoin development community aim to significantly enhance wallet interoperability and security through the introduction of two proposed Bitcoin Improvement Proposals (BIPs). The first proposal, titled Standard Encrypted Wallet Payload, introduces a CBOR-based format designed for serializing wallet data.

IRC logs: BIP 348 Workshop

By /dev /fd0

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Original post on September 11, 2025 18:39 UTC

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Last reply on September 11, 2025 18:39 UTC

bitcoin-dev

The CHECKSIGFROMSTACK workshop, facilitated by Michael Zaikin on the ctv-csfs-activation IRC channel at Libera, brought together Bitcoin developers for an in-depth session. The workshop focused on discussing the Bitcoin Improvement Proposal (BIP), exploring its various use cases, and engaging participants in creating transactions.

BIP Booby Trapped Wallets - Covenant-Only Taproot Outputs

By Matias Monteagudo

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Original post on September 11, 2025 09:47 UTC

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Last reply on September 11, 2025 09:47 UTC

bitcoin-dev

In a recent communication, a programmer expressed uncertainty regarding the presentation of a Bitcoin Improvement Proposal (BIP). Despite following a provided guide, the individual has not received any feedback and is concerned about the visibility of their submission or potential errors in the process.

Bitcoin Core v29.1 Released

By glozow

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Original post on September 10, 2025 15:35 UTC

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Last reply on September 10, 2025 15:35 UTC

delvingbitcoin

The latest release of Bitcoin Core version 29.1 is now available, marking a significant update that encompasses various bug fixes, performance enhancements, and updated translations. This version introduces notable changes aimed at improving the overall functionality and security of Bitcoin transactions and operations.

A Comprehensive OP_RETURN Limits Q&A Resource to Combat Misinformation

3 replies

By tidwell

Involving FernandoTheKoala , garlonicon+1 other

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Original post on May 12, 2025 17:31 UTC

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Last reply on September 9, 2025 07:51 UTC

delvingbitcoin

The discussion around the increase of the OP_RETURN byte limit to 100,000 bytes within the blockchain and programming communities addresses a significant shift in how data can be embedded into the Bitcoin blockchain. This adjustment was made with the understanding that the concept of undemanded block space is outdated, allowing for larger OP_RETURN outputs to compete for block space alongside other transactions.

SwiftSync -- Speeding up IBD with pre-generated hints (PoC)

7 replies

By RubenSomsen

Involving sjors , lrinc +3 others

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Original post on April 9, 2025 10:30 UTC

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Last reply on September 8, 2025 15:09 UTC

delvingbitcoin

SwiftSync is an ongoing development project aimed at optimizing synchronization across various platforms, ensuring a seamless user experience for users navigating between different operating systems and applications. The project focuses on creating a robust framework to facilitate real-time data exchange and synchronization, addressing the common challenges associated with cross-platform compatibility.

Who will run the CoinJoin coordinators?

23 replies

By kravens

Involving bytes , conduition +4 others

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Original post on June 2, 2024 10:01 UTC

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Last reply on September 5, 2025 11:25 UTC

delvingbitcoin

The recent updates in the Wasabi Wallet, as detailed in their latest release, highlight a significant advancement towards enhancing privacy within the Bitcoin ecosystem. This version introduces an easier method for users to run their own anonymous coordinator as an onion service, accessible only via the Tor network.

Bitcoin Core v29.1 release candidate available

2 replies

By glozow

Involving fanquake , kravens

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Original post on July 28, 2025 19:16 UTC

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Last reply on September 5, 2025 11:10 UTC

delvingbitcoin

The latest release candidate for Bitcoin Core, version v29.1rc1, has been officially made available, marking a significant step towards the forthcoming minor version release of this foundational cryptocurrency software. Users interested in exploring or testing the new features and improvements can download both the binaries and the source code.

IRC logs: BIP 119 Workshop

By /dev /fd0

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Original post on September 5, 2025 02:28 UTC

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Last reply on September 5, 2025 02:28 UTC

bitcoin-dev

In the realm of Bitcoin development, an upcoming workshop is scheduled to take place on 11 September 2025 at 15:00 UTC. This event is set to be hosted on the ctv-csfs-activation channel on libera.chat.

A simple backup scheme for wallet accounts

30 replies

By reardencode

Involving josh , bytes +9 others

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Original post on April 16, 2025 13:52 UTC

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Last reply on September 4, 2025 07:27 UTC

delvingbitcoin

The recent advancements in Bitcoin Core's wallet functionality include the introduction of a Remote Procedure Call (RPC) for backing up wallet descriptors and relevant information. This development responds to the need for securing private data related to user wallets, facilitating easier backups, and enhancing the resilience of user assets against potential threats.

[BIP Draft] Bitcoin Encrypted Backup

By pyth

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Original post on September 4, 2025 06:58 UTC

cyclic icon

Last reply on September 4, 2025 06:58 UTC

bitcoin-dev

At WizardSardine, the development team has been exploring an encryption scheme suitable for Liana wallet descriptors for a considerable period, spanning at least two years. The quest for an appropriate scheme recently culminated with the discovery of Salvatore Ingala's publication on DelvingBitcoin, which proposed a clear and fitting scheme.

Eclipsing Bitcoin Nodes with BGP Interception Attacks

8 replies

By cedarctic

Involving fjahr , cedarctic +2 others

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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

The exploration into the vulnerabilities of the Bitcoin network, particularly through BGP hijacking and eclipse attacks, reveals significant risks to its security. Attackers, by manipulating BGP routes, can intercept or manipulate Bitcoin nodes' traffic, enabling potential abuses like wasting mining power and double spending.

FROST CLI + BDK CLI Demo

By Christopher Allen

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Original post on September 3, 2025 19:46 UTC

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Last reply on September 3, 2025 19:46 UTC

bitcoin-dev

FROST represents a significant advancement in Bitcoin technology, particularly due to its Schnorr-based signature capabilities and its support for Distributed Key Generation (DKG). This development is crucial as it ensures that a private key is never localized to a single point, enhancing security significantly.

CVE-2024-38365 public disclosure (btcd `FindAndDelete` bug)

11 replies

By AntoineP

Involving David Harding , ariard +1 other

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Original post on October 10, 2024 09:02 UTC

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Last reply on September 3, 2025 13:13 UTC

delvingbitcoin

The document under discussion outlines a Bitcoin Core unit test designed to generate transactions that would be recognized as valid by Bitcoin Core but not by Btcd. This test, intended for Core v27.0, underscores the nuanced differences in how transactions and scripts are validated across different Bitcoin implementations.

Delving Simplicity Part Ⅲ: Building Data Types

By roconnor-blockstream

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Original post on September 2, 2025 23:52 UTC

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Last reply on September 2, 2025 23:52 UTC

delvingbitcoin

The exploration of Simplicity, a blockchain programming language, reveals its potential for building complex computations from basic types and combinators. The language's foundation lies in its type system and a core set of computational combinators introduced earlier, raising questions about its practicality for real-world applications.

[BIP Proposal] Elliptic Curve Operations for Bitcoin Script

By jeremy

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Original post on September 1, 2025 22:43 UTC

cyclic icon

Last reply on September 1, 2025 22:43 UTC

bitcoin-dev

The correspondence highlights an intriguing aspect of cryptographic functionality, specifically within the realm of Bitcoin development. It points out that the existing operation codes (opcodes) for elliptical curve (EC) point multiplication inadvertently allow for raw field arithmetic operations such as addition, multiplication by a constant, and possibly other prime field arithmetic operations through indirect means.

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