Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Mike Hearn
> > In particular, can this document > specifically call out that a local network attacker can MITM all the > peers. It already does, last sentence of the authentication section is: Querying multiple nodes and combining their answers can be a partial solution to this, although as nothing authent

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Gregory Maxwell
On Wed, Jul 16, 2014 at 7:25 AM, Jeff Garzik wrote: > On the specific issue I raised, the BIP only says "Querying multiple > nodes and combining their answers can be a partial solution to this" > which is not very helpful advice. That's a partial answer to my > question #2 with zero response for

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Mike Hearn
> > On the specific issue I raised, the BIP only says "Querying multiple > nodes and combining their answers can be a partial solution to this" > which is not very helpful advice. That's a partial answer to my > question #2 with zero response for question #3. > I'm sorry you think it's unhelpful.

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Jeff Garzik
On the specific issue I raised, the BIP only says "Querying multiple nodes and combining their answers can be a partial solution to this" which is not very helpful advice. That's a partial answer to my question #2 with zero response for question #3. This sort of thing really needs a warning label

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Mike Hearn
Thanks Jeff. I do feel like a lot of this is covered in the writeup I attached to the implementation pull request, and I went over it again in the ensuing discussion, and also in the BIP. The discussion of how to make it secure is covered in the "Upgrade" section of the writeup and in the "Authen

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-16 Thread Jeff Garzik
Thanks Mike. The BIPS process is ideally an implementation & draft BIP, like IETF RFCs. Thanks for being a model citizen. :) Having an idea is good; having an implementation is better. Reviewing the code at the pull request, it appears OK, and I did give it a quick test. I have a few minor ni

Re: [Bitcoin-development] Draft BIP for geutxos message

2014-07-10 Thread Mike Hearn
I took the number out, it is now just "the getutxo bip" until a number is assigned. On Thu, Jul 10, 2014 at 4:29 PM, Mike Hearn wrote: > I opened up a pull req for a draft BIP for getutxo. > >https://github.com/bitcoin/bips/pull/88 > > I include a rendering below for your reading convenienc

[Bitcoin-development] Draft BIP for geutxos message

2014-07-10 Thread Mike Hearn
I opened up a pull req for a draft BIP for getutxo. https://github.com/bitcoin/bips/pull/88 I include a rendering below for your reading convenience. If you'd like to comment on design/security/etc then please first familiarise yourself with the long discussions that were already had here: