📅 Original date posted:2017-02-25
📝 Original message:I strongly encourage Bitcoin to move from 80-bit collision resistance
(RIPEMD-160) to 128-bit collision resistance (SHA-256).
On Sat, Feb 25, 2017 at 5:14 PM, Pieter Wuille via bitcoin-dev <
bitcoin-dev at lists.linuxfoundation.org> wrote:
>
>
> On Feb 25, 2017 14:09, "Steve Davis via bitcoin-dev" <bitcoin-dev at lists.
> linuxfoundation.org> wrote:
>
> Hi Peter,
>
>
> I really, really don’t want to get into it but segwit has many aspects
> that are less appealing, not least of which being the amount of time it
> would take to reach the critical mass.
>
> Surely there's a number of alternative approaches which could be explored,
> even if only to make a fair assessment of a best response?
>
>
> Any alternative to move us away from RIPEMD160 would require:
> * A drafting of a softfork proposal, implementation, testing, review.
> * A new address format
> * Miners accepting the new consensus rules
> * Wallets adopting the new address format, both on the sender side and
> receiver side (which requires new signatures).
>
> I.e., exactly the same as segwit, for which most of these are already
> done. And it would still only apply to wallets adopting it.
>
> --
> Pieter
>
>
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev at lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>
>
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Ethan Heilman [ARCHIVE] /
npub1ga…gac47
2023-06-07 17:56:46
in reply to nevent1q…sftz
Author Public Key
npub1gaszwl7qd0tjmnwcaamgzzgsmzzjlvle6kz0td66pwa8z69vsxsqxgac47Published at
2023-06-07 17:56:46Event JSON
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"content": "📅 Original date posted:2017-02-25\n📝 Original message:I strongly encourage Bitcoin to move from 80-bit collision resistance\n(RIPEMD-160) to 128-bit collision resistance (SHA-256).\n\nOn Sat, Feb 25, 2017 at 5:14 PM, Pieter Wuille via bitcoin-dev \u003c\nbitcoin-dev at lists.linuxfoundation.org\u003e wrote:\n\n\u003e\n\u003e\n\u003e On Feb 25, 2017 14:09, \"Steve Davis via bitcoin-dev\" \u003cbitcoin-dev at lists.\n\u003e linuxfoundation.org\u003e wrote:\n\u003e\n\u003e Hi Peter,\n\u003e\n\u003e\n\u003e I really, really don’t want to get into it but segwit has many aspects\n\u003e that are less appealing, not least of which being the amount of time it\n\u003e would take to reach the critical mass.\n\u003e\n\u003e Surely there's a number of alternative approaches which could be explored,\n\u003e even if only to make a fair assessment of a best response?\n\u003e\n\u003e\n\u003e Any alternative to move us away from RIPEMD160 would require:\n\u003e * A drafting of a softfork proposal, implementation, testing, review.\n\u003e * A new address format\n\u003e * Miners accepting the new consensus rules\n\u003e * Wallets adopting the new address format, both on the sender side and\n\u003e receiver side (which requires new signatures).\n\u003e\n\u003e I.e., exactly the same as segwit, for which most of these are already\n\u003e done. And it would still only apply to wallets adopting it.\n\u003e\n\u003e --\n\u003e Pieter\n\u003e\n\u003e\n\u003e _______________________________________________\n\u003e bitcoin-dev mailing list\n\u003e bitcoin-dev at lists.linuxfoundation.org\n\u003e https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev\n\u003e\n\u003e\n-------------- next part --------------\nAn HTML attachment was scrubbed...\nURL: \u003chttp://lists.linuxfoundation.org/pipermail/bitcoin-dev/attachments/20170225/7fecc6c7/attachment.html\u003e",
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