[Bitcoin-segwit2x] Strong 2-Way Replay Protection

Jared Lee Richardson jaredr26 at gmail.com
Tue Oct 10 14:16:29 UTC 2017


> If you want to redesign the system to force everyone into a weaker security model, you could do a LOT better to make it simpler and more efficient while you're at it.

Can you please show an attack whereby bigger blocks decreases
Bitcoin's "security model"?  What's the game theory of that attack
scenario?  What's the metrics / measurement when Bitcoin should know
it is in danger?


On Tue, Oct 10, 2017 at 7:03 AM, Jameson Lopp via Bitcoin-segwit2x
<bitcoin-segwit2x at lists.linuxfoundation.org> wrote:
>
>
> On Tue, Oct 10, 2017 at 5:50 AM, Tom Zander via Bitcoin-segwit2x
> <bitcoin-segwit2x at lists.linuxfoundation.org> wrote:
>>
>> On Sunday, 8 October 2017 23:38:50 CEST Alex Bosworth via Bitcoin-segwit2x
>> wrote:
>> > The Bitcoin Core process is quite unrelated to this question. Regardless
>> > of which code they do or do not merge into their repositories, it is the
>> > existing set of nodes with the existing set of software that is the
>> > question.
>>
>> The vast majority of people use either SPV wallets or online wallets.
>> They will just follow the longest chain.
>>
>> I’d like to point out that the only people that will have to upgrade are
>> the
>> people that run a Bitcoin Core node while they are not miners etc.
>> Those individuals are doing it wrong anyway.
>>
>> Instead of badgering the SegWit-workgroup, I think a much higher rate of
>> benefit can be reached by educating the people that run full nodes and
>> explaining how they are not in actual fact helping the network.
>> The simple fact is that if they didn’t run those nodes, this whole
>> discussion would not exist.
>>
> If you want to redesign the system to force everyone into a weaker security
> model, you could do a LOT better to make it simpler and more efficient while
> you're at it.
>
> Yes, user sovereignty is a huge inconvenience to those who wish to push a
> contentious proposal. That's the whole point. You're free to create a new
> system without it, but I suspect you won't have much success convincing
> users who value financial sovereignty to voluntarily give it up.
>>
>> --
>> Tom Zander
>> Blog: https://zander.github.io
>> Vlog: https://vimeo.com/channels/tomscryptochannel
>> _______________________________________________
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>> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-segwit2x
>
>
>
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