From: Christian Decker <decker.christian@gmail•com>
To: bitcoin-dev@lists•linuxfoundation.org
Subject: Re: [bitcoin-dev] Committed bloom filters for improved wallet performance and SPV security
Date: Thu, 5 Jan 2017 15:48:33 +0100 [thread overview]
Message-ID: <20170105144833.GA5580@nex> (raw)
In-Reply-To: <347a0909-affd-da0c-f7f8-09fa76bcb279@voskuil.org>
On Wed, Jan 04, 2017 at 11:45:18PM -0800, Eric Voskuil via bitcoin-dev wrote:
> On 01/04/2017 11:06 PM, Chris Priest via bitcoin-dev wrote:
> > The best way is to connect to the mempool of each miner and check to
> > see if they have your txid in their mempool.
> >
> > https://www.antpool.com/api/is_in_mempool?txid=334847bb...
> > https://www.f2pool.com/api/is_in_mempool?txid=334847bb...
> > https://bw.com/api/is_in_mempool?txid=334847bb...
> > https://bitfury.com/api/is_in_mempool?txid=334847bb...
> > https://btcc.com/api/is_in_mempool?txid=334847bb...
> >
> > If each of these services return "True", and you know those services
> > so not engage in RBF, then you can assume with great confidence that
> > your transaction will be in the next block, or in a block very soon.
> > If any one of those services return "False", then you must assume that
> > it is possible that there is a double spend floating around, and that
> > you should wait to see if that tx gets confirmed. The problem is that
> > not every pool runs such a service to check the contents of their
> > mempool...
> >
> > This is an example of mining centralization increasing the security of
> > zero confirm.
>
> A world connected up to a few web services to determine payment validity
> is an example of a bitcoin security catastrophe.
>
> e
>
And it's a great way to tell every miner who you are and what
transactions you are sending/receiving. An absolute privacy
nightmare...
-- cdecker
next prev parent reply other threads:[~2017-01-05 14:48 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-09 8:26 bfd
2016-05-09 8:57 ` Gregory Maxwell
2016-05-11 20:06 ` Bob McElrath
2016-05-11 20:29 ` Bob McElrath
2016-07-28 21:07 ` Leo Wandersleb
2017-01-06 22:07 ` Erik Aronesty
2017-01-03 20:24 ` bfd
[not found] ` <77b6dd25-0603-a0bd-6a9e-38098e5cb19d@jonasschnelli.ch>
2017-01-03 20:18 ` bfd
2017-01-03 22:18 ` Aaron Voisine
2017-01-03 22:28 ` bfd
2017-01-03 23:06 ` adiabat
2017-01-03 23:46 ` Aaron Voisine
2017-01-04 0:10 ` bfd
2017-01-04 0:36 ` Aaron Voisine
2017-01-04 6:06 ` Eric Voskuil
2017-01-04 16:13 ` Leo Wandersleb
2017-01-04 7:47 ` Jonas Schnelli
2017-01-04 8:56 ` Aaron Voisine
2017-01-04 10:13 ` Jorge Timón
2017-01-04 11:00 ` Adam Back
2017-01-06 2:15 ` bfd
2017-01-06 7:07 ` Aaron Voisine
2017-01-05 7:06 ` Chris Priest
2017-01-05 7:45 ` Eric Voskuil
2017-01-05 14:48 ` Christian Decker [this message]
2017-01-06 20:15 ` Chris Priest
2017-01-06 21:35 ` James MacWhyte
2017-01-06 21:50 ` Eric Voskuil
2017-01-06 2:04 ` bfd
2017-03-15 22:36 ` Tom Harding
2017-03-16 0:25 ` bfd
2017-03-16 15:05 ` Tom Harding
2017-02-17 0:28 ` Chris Belcher
2017-04-01 23:49 ` bfd
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170105144833.GA5580@nex \
--to=decker.christian@gmail$(echo .)com \
--cc=bitcoin-dev@lists$(echo .)linuxfoundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox