[Bitcoin-segwit2x] Orderly Process for Coin-Splitting after the fork

Christophe Biocca christophe.biocca at gmail.com
Tue Oct 24 20:53:30 UTC 2017


> Relay another RBF transaction on the second chain that spends the entire
balance as a fee. Repeat if you fail.

I'm pretty sure that's not the right way to do this? RBF, with a higher
fee, to a different address (or the same one). Spending the whole balance
as a fee = Free gift to miners.

On 24 October 2017 at 16:41, Moe Adham via Bitcoin-segwit2x <
bitcoin-segwit2x at lists.linuxfoundation.org> wrote:

> Hello,
>
> I would like to have a *non-political discussion on best practices* for
> companies looking to split coins between the two (possible) chains after
> the fork.
>
> Given the lack of replay protection, a number of companies that enable
> payments will need to temporarily halt operations and split balances to
> properly protect our users. This will need to be done quickly to minimize
> network downtime
>
> Please don't respond with speculation on why replay protection is needed.
> That is not the topic of discussion. The topic of discussion is:
> *- Technical means companies can take to securely split coins as quickly
> as possible after the fork*
>
> Some approaches are:
>
>    1. RBF: Generate an RBF transactions to a wallet you control, wait for
>    transaction to confirm in only 1 chain. Relay another RBF transaction on
>    the second chain that spends the entire balance as a fee. Repeat if you
>    fail.
>    2. Coinbase: Have miners agree to send a small amount of newly
>    generated coins to wallet operators as quickly as possible after the fork,
>    to allow wallet operators to split wallets
>    3. nLockTime: Wait for chains to sufficiently diverge, and create two
>    transactions, which should only confirm on one or the other chain. Repeat
>    if you fail
>
> Any suggestions or code snippets are welcome.
>
> --
> *Moe Adham, MSc, BEng **|* Co-Founder
>
>
>
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>
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