Re: [bitcoin-dev] Improving Pre and Post Merging Abilities With Rewriting Core In Python

2019-04-26 Thread Peter Todd via bitcoin-dev
On Tue, Apr 23, 2019 at 03:23:27PM +, Achow101 via bitcoin-dev wrote: > Feel free to re-implement Bitcoin Core in Python. It's open source software > and you can do whatever you want. > > However Bitcoin Core is not going move to Python and rewrite everything in > Python. Besides the fact th

Re: [bitcoin-dev] Improving Pre and Post Merging Abilities With Rewriting Core In Python

2019-04-26 Thread Hampus Sjöberg via bitcoin-dev
Bitcoin is a consensus critical system. We have already had consensus problems between Bitcoin Core-versions, rewriting everything in another language would expose us to even greater risks, and moving to a language like Python I see no benefit whatsoever. Best Hampus Den tis 23 apr. 2019 kl 16:47

[bitcoin-dev] Adding xpub field to PSBT to make multisig more secure

2019-04-26 Thread Stepan Snigirev via bitcoin-dev
Hi list, I was looking at the bip174 PSBT specs, in particular for multisignature setup, and I think with current spec there is a way to steal user funds in M of N setup with M ≤ N/2. I made a small write-up on this: https://github.com/stepansnigirev/random_notes/blob/master/psbt_multisig.md To