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Have you seen the work-in-progress BIP draft at=20 https://github.com/bitcoin/bips/pull/1670? It may be good to review each= =20 other (and possibly collaborate). Discussions/references to that draft: * https://groups.google.com/g/bitcoindev/c/Aee8xKuIC2s/m/cu6xej1mBQAJ (Mail= ing=20 list discussion) * https://delvingbitcoin.org/t/proposing-a-p2qrh-bip-towards-a-quantum- resistant-soft-fork/956?u=3Dcryptoquick (Delving Bitcoin discussion) * https://bitcoinops.org/en/newsletters/2024/06/14/ (Bitcoin Optech=20 newsletter) * https://bitcoinops.org/en/podcast /2024/06/18/#draft-bip-for-quantum-safe-address-format (Bitcoin Optech=20 discussion transcript) Best regards, Jon On Thursday, October 17, 2024 at 5:06:34=E2=80=AFPM UTC-6 Agustin Cruz wrot= e: Dear Bitcoin Developers,=20 I would like to propose a Bitcoin Improvement Proposal (BIP) that aims to= =20 introduce quantum-resistant cryptography to the Bitcoin protocol. With the= =20 rapid advancement in quantum computing, this proposal outlines the=20 integration of post-quantum cryptographic algorithms (SPHINCS+ and=20 Dilithium) to safeguard Bitcoin=E2=80=99s long-term security. =20 The key points of the proposal are:=20 - Introduction of quantum-resistant signature algorithms (SPHINCS+ and=20 Dilithium).=20 - New Bech32-based address formats for quantum-resistant addresses.=20 - Modifications to transaction structures and script opcodes to support=20 larger signature sizes.=20 - A transition mechanism through a soft fork to ensure backward=20 compatibility with existing Bitcoin addresses and transactions.=20 The full BIP draft is available here=20 https://github.com/chucrut/bips/blob/master/bip-xxxx.md for your review and= =20 feedback. I look forward to the community's input and am open to=20 suggestions on how to improve the proposal.=20 Best regards, Agust=C3=ADn Cruz --=20 You received this message because you are subscribed to the Google Groups "= Bitcoin Development Mailing List" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to bitcoindev+unsubscribe@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/= bitcoindev/07384dbd-4b98-43db-a71a-e19a1d04f849n%40googlegroups.com. ------=_Part_314853_831888133.1729524921802 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi Agustin,

Good to see!
Have you seen the work-in-progress BIP draft at https://gith= ub.com/bitcoin/bips/pull/1670?=C2=A0 It may be good to review each other (a= nd possibly collaborate).

Discussions/refe= rences to that draft:
* https://groups.google.com/g/bitcoindev/c/Aee8xKuIC= 2s/m/cu6xej1mBQAJ (Mailing list discussion)<= /span>
<= span>* https://delvingbitcoin.org/t/proposing-a-p2qrh-bip-towards-a-quantum-resistant-soft-fork/956?u=3Dcryptoquick (Delving Bitcoin discussion)
= * https://bitcoinops.org/e= n/newsletters/2024/06/14/ (Bitcoin Optech newsletter= )

Best regards,
Jon
<= /div>
On Thursday, October 17, 2024 at 5:06:34= =E2=80=AFPM UTC-6 Agustin Cruz wrote:
Dear Bitcoin Developers,=C2=A0
I would like = to propose a Bitcoin Improvement Proposal (BIP) that aims to introduce quan= tum-resistant cryptography to the Bitcoin protocol. With the rapid advancem= ent in quantum computing, this proposal outlines the integration of post-qu= antum cryptographic algorithms (SPHINCS+ and Dilithium) to safeguard Bitcoi= n=E2=80=99s long-term security.
=C2=A0
The key points o= f the proposal are:=C2=A0
- Introduction of quantum-resistant sig= nature algorithms (SPHINCS+ and Dilithium).=C2=A0
- New Bech32-ba= sed address formats for quantum-resistant addresses.=C2=A0
- Modi= fications to transaction structures and script opcodes to support larger si= gnature sizes.=C2=A0
- A transition mechanism through a soft fork= to ensure backward compatibility with existing Bitcoin addresses and trans= actions.=C2=A0

The full BIP draft is available h= ere=C2=A0https://github.com/chucrut/bips/blob/m= aster/bip-xxxx.md=C2=A0for your review and feedback. I look forward to = the community's input and am open to suggestions on how to improve the prop= osal.=C2=A0

Best regards,
Agust= =C3=ADn Cruz

--
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