The limitations of cryptographic agility in Bitcoin

> bitcoin *cannot* respond to claims that unicorns exist with protocol change This is not claiming

Hourglass V2 Update

Ultimately, I believe that the network should nudge people toward using best practices, whatever that

BIP 54 active on Bitcoin Inquisition

The main concern I'd have is whether or not doing so would leak more information to the world

Algorithm Agility for Bitcoin to maintain security in the face of quantum and classic breaks in the signature algorithms

Hi list, Ethan's framework of using Schnorr for everyday spending and a hash based signature as a

Bitcoin PIPEs v2. Overview and feedback request.

Heya list, We recently published Bitcoin PIPEs v2 (https://x.com/alloc_init_/status/

Extensions to standard tooling for TEMPLATEHASH-CSFS-IK support

Hi everyone, Last year Greg Sanders and i presented what we think is a good stopping point in terms

BIP-352: Limiting the number of per-group recipients (K_max)

Thanks for all the feedback left on the secp256k1 issue [1]. As no objections were raised to the

Addressing remaining points on BIP 54

Hi, Thanks for your insightful additional comments on the BIP rational. > Enforcing timelock

Bitcoin Core v29.3 Released

Bitcoin Core version 29.3 is now available from: <https://bitcoincore.org/bin/bitcoin-core-29.3/

[BIP Proposal] Output Script Descriptor Annotations

Hi all, During discussion around BIP392 [1] for Silent Payment Output Script Descriptors, it emerged

Bip54: add sequence, timestamp (and version) to GBT

po 9. 2. 2026 v 20:46 odesílatel Sjors Provoost <sj...@sprovoost.nl> napsal: Dear list, BIP54

New bitcoin backbone code release: BIP152, outbound tx support + libbitcoinkernel API feedbacks

Hello devs, Shared new code for bitcoin backbone available on the website (bitcoinbackbone.org).

SImple quantum security, at the expense of slower tx time

Seeking feedback on a simple secret-reveal scheme for a quantum-secure vault. There may be some

Falcon Post-Quantum Signature Scheme Proposal

Hi Mike, how much weight should we put on adopting an explicitly SNARK-friendly signature scheme?

Re: [bitcoin-dev] Unbreaking testnet4

Made some changes: https://github.com/bitcoin/bitcoin/compare/master...batmanbytes:bitcoin:testnet4-

SLH-DSA verification can compete with ECC

Thank you for your work. That is really helpful to see such comparisons. Best, Mike On Sun, Jan 25,

libsecp256k1 0.7.1 released

We'd like to announce the release of version 0.7.1 of libsecp256k1: https://github.com/bitcoin-

The Cat, BIP draft discussion.

Hi, The issue with defining all non-monetary data as spam is that it eliminates functionality Bitcoin

Garbled Circuit and Channel Jamming

Hi, Recently, before the EoY vacation to be more precise, I gave a talk on the BitVm flavors and

QRAMP addition: Alternative to legacy freeze: “quarantine-mode” legacy spends via two-phase destination commitment

Sure, sorry if I made those remarks but I just wanted us sure on the same page. I agree with you that

Hash-Based Signatures for Bitcoin's Post-Quantum Future

Hey Jonas, I've been busy over the holidays but just got around to reading your delving post on

Re: Perhaps the simplest possible quantum-security upgrade

Hey Erik, thanks for writing on this subject. While I don't think your solution will work, commit

Follow-up regarding Motion to Activate BIP 3

Hi everyone, After a number of people stated in the past few days here and in the Activation pull

Safe Redaction: an early draft BIP

Hello list, I've prepared a draft BIP for community feedback, called Safe Redaction (https://

Bitcoin Core v30.2 Released

Bitcoin Core version v30.2 is now available from: <https://bitcoincore.org/bin/bitcoin-core-30.2/

Bitcoin Core v30.2rc1 Released

The biggest contributions in this release (v30.2) comes from the user (jestory) who reported the bug

BIP Idea: incrementalrelayfee in feefilter?

Hi Murch! thanks for such quick response. I think that we've been one of the first wallets to

Wallet Migration Failure May Delete Unrelated Wallet Files In Bitcoin Core 30.0 and 30.1

Hi all, We have become aware of a wallet migration bug introduced in Bitcoin Core 30.0 and 30.1.

Re: Funding model question — unpaid exploratory work at intake

Hi Able One, I think this is an interesting topic. Over the past few years, I've been working

Bitcoin Core v30.1 Released

Bitcoin Core version v30.1 is now available from: <https://bitcoincore.org/bin/bitcoin-core-30.1/