From: Adrian Macneil <adrian@coinbase•com>
To: Peter Todd <pete@petertodd•org>
Cc: Bitcoin Dev <bitcoin-development@lists•sourceforge.net>
Subject: Re: [Bitcoin-development] Double spending and replace by fee
Date: Wed, 8 Apr 2015 23:28:08 -0700 [thread overview]
Message-ID: <C92CBBFE-A967-457B-B356-AF85F7BE8936@coinbase.com> (raw)
In-Reply-To: <FEB90DA4-2BF3-460F-8F35-9BCE929A2A31@petertodd.org>
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Fwiw, Coinbase relies on the current first-seen mempool behaviour. Wide adoption of RBF (without a suitable replacement available) would make it extremely difficult to pitch bitcoin as a viable alternative to credit cards payments to large merchants.
Adrian
> On Mar 28, 2015, at 7:22 AM, Peter Todd <pete@petertodd•org> wrote:
>
> Signed PGP part
> Would you so us all a favor and make a list of companies *actually* relying on "first-seen" mempool behaviour. Because I've been having a hard time actually finding anyone who does who hasn't given up on it. Not very useful to talk about attacks against hypothetical defences.
>
> On 28 March 2015 09:58:53 GMT-04:00, Mike Hearn <mike@plan99•net> wrote:
> >I've written a couple of blog posts on replace by fee and double
> >spending
> >mitigations. They sum up the last few years (!) worth of discussions on
> >this list and elsewhere, from my own perspective.
> >
> >I make no claim to be comprehensive or unbiased but I keep being asked
> >about these topics so figured I'd just write up my thoughts once so I
> >can
> >send links instead of answers :) And then so can anyone who happens to
> >agree.
> >
> >(1) Replace by fee scorched earth, a counter argument:
> >
> >https://medium.com/@octskyward/replace-by-fee-43edd9a1dd6d
> >
> >This article lays out the case against RBF-SE and argues it is harmful
> >to
> >Bitcoin.
> >
> >(2) Double spending and how to make it harder:
> >
> >https://medium.com/@octskyward/double-spending-in-bitcoin-be0f1d1e8008
> >
> >This article summarises a couple of double spending incidents against
> >merchants and then discusses the following techniques:
> >
> > 1. Risk analysis of transactions
> > 2. Payment channels
> > 3. Countersigning by a trusted third party
> > 4. Remote attestation
> > 5. ID verification
> > 6. Waiting for confirmations
> > 7. Punishment of double spending blocks
> >
> >I hope the material is useful / interesting.
> >
> >
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> >
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next prev parent reply other threads:[~2015-04-09 6:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-28 13:58 Mike Hearn
2015-03-28 14:22 ` Peter Todd
2015-04-09 6:28 ` Adrian Macneil [this message]
2015-04-21 11:37 ` Peter Todd
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